GENERAL rnmx OF VOLUBIES XXI-XXX OF TIXE THIRD SERIES.

hTo~~.-Tlll~uanies of Minerals are i~isertedunder the he?d of MINERALS.811 Obitu~ry uotices are referred to orrly under OnrmAm. Under the heais Bmam GEOL~GTZOOL&+Y the refereuces to the topics in these departments are grou ed together:'in yeueral: however, the same retkrences appear elsewhere, st least under the aut&or3snmue. EF 111 Lhe referelices to volumes xxi lo xxix, Unly the nulrlernlh i to ix are here given.

A Acid, nitrous, determination of, vi. 143. Abbott. Cf. (C., human tooth from gravcls. in evaporation of water, ii, 146. near Trenton. vii. 498. orgat~ic,in examination of minerals. Primitive Industry, ii, 32G, 401. v, 4711. Abbott. 13. L., Report on Uiues for L)e- pe'ltathi0nic, ii. 73. fense of Harbors, iii, 498: iv, 236. perchloric, iv, 391. Abney, pl~otographsof solar corona. v, ""cilarinic, 139. 130. sr~lphocyannric.xxx, 481. Absorption, atlnospheric. I,c~ngley. viii, sul~huric,freezing point of, iii. 236. 163, 242. mannfacture of, i. 75. 144. by carbon dioxide. Keele7.. viii. 190. tartaric, synthesis of a glt~cosideof. cell, new form of. ~octwicl;~SXX. vii, 483. 452. 1 tartrionic, xxx. i6. of dark heat rays, i: 238. tropic, synthesis of, i, 139, 400. spectra of colorless liquids, i, 500. uric, of, v. 229. Academy, California. T

Air. rarefied, as a conductor: v. 231. Arizona, pre-Carboniferous of, Walcott, results of analysis of, i, 83. 1 vi. 437, 484. ' vari:~tiousin amount of oxygen in. 1 Armsby, II. P., digestion experiments, ii. 41 7. 429. is. 355; xxx. 85. Air-thermometer, ,Ilic?telson, iv. 92. Arsenic, separation of. ix. 166. for chemical purposes, iii, 143. spectrum of, Huntington. ii, 214. Alabama, crystalline rocks of, xxx. 278. Arseuides, formation of. by pressure, v, geological reports. ii, 80 ; v. 3 11. , 381. Old Tertiary of, Afeyer. ix, 457, xxx. 1 Arsenobenzene, ii. 'i 1. 60. 421 : Hilgard. ib., 266 ; Smith. ib., Artesian wells in New Haven Trias, v, 270 : Aldrich, ib., 300. 1 '386. phosphatic deposirs ill Cretaceons in New Jersey. Cook, xxx, 161. of. vii. 492. at Cleveland, 0.. xxx. 31 6. Alaska, glacier phenomena of. viii. 74. Avwuni, groddeckite. vii, 74. notes on. Dall. i, 104. iv, 67. Ash of epiphytes, iv. 299. . . Aldrich. T. H.. Tertiary of Alabama. xxx. Bsl2mmer. C. A,: Anthracite survey of 300. I Pennsylvania, ii. 152. Algebra, Peirce, iii. 336. ~enn~ylvaniaGeological Reports. Alizarin-blue. soluble, iv, 468. i, 155, 341, 409; ii, 152 ; v, 387: Alizarin-orange, preparation of, iii, 486. vii. 40i ; viii, 234 ; xxx. 160. Alkali lands. reclamation of, i, 107. Atlas of Paniher Creek Basin, v: Alkillinetry, new iudications for. xxx. 75. 387 : vii. 407. Alkaloids, natural mydriatic, i, 400. Sssimilation, color and, v, 312. Allantoin in vevetables, iii. 147. Association, American, meetillas of, ii, Allen, G.. Colo& of Flowers. v. 236. : 86: iii, 495 ; iv, 157 : vi, 169, 248 : vii, Allen. 0. D., deep-sea magnesian lime- 497: viii. 78: xxx. 87. 168. stone, vi, 245. papers befdre, ii,' 240; iv, 303 : vi, Allen. T. F., Cliaracez dmericanre, iv, 72. 3'25 ; viii, 303, 307 : xxx. 315, 322. Allutropic states. density aud chemism British, at Aberdeen, xxx, 405. of elements in different, vi. 31 7. at hlontreal, vii. 496; viii. 300. Alloys, formation of, by pressure. iii. 485. 1,ubbock's address, ii. 268, 343. Alps. see GEOLOGYand Glacier. Southampton meeting, iv. 3 10. Altitude, see IIeiqht. Southport, vi. 332, 412. Altitudes, Dict. of. Gannett,ix. 424. Asteroids, see Planets. Aiuminurn, atomic weight of. i. 321. Astronomical Bibiiography, i, 415: iv, Amalgams. tliermo-electric relations of. 76. ix, 60. conference) international, is, 79. Bmerican Journal of Science and Arts. observations at I)unsink, is. 78. in 1818. vi, 79. papers of American Ephemeris. v. American Philosopliicai Soc., xxx. 86. 317. Ammonia. direct synthesis of, i, 498. Society. Jfemoirs of. i, 335. Aninionium. tribromide, iii, 145. Astronornische Nacbrichten, iii. 160. An&relc;s, E.. glacial markings of un- Atmosphere, buoyancy of, L'oote, vi. 3R. nsual forms, vi. 99. See Air. Animals, see ZOOLOGY. Atomic theory. vi, 63. 310. 478. Annals of hlathematics, vii. SO. . weight of platinum, ix, 253. Anthemene, a hydrocarbon of chamo- weights.- new determiuation of. vii mile, vii. 149. 482. Anthony, W. A. JElementary Physics, ix. relations among the, vi, 236 : vii. 61. 485. Antfiracene. new synthesis of, vi. 66. Atropiue, i, 400. Anthracite. see GEOLOGY. Aurora borealis, annual chang.e of, xxx, Antimony, alomic weight of, vii. 55. 240. ~ntiiues.fraudulent. Putnarn, vii. 498. of Sept. 12-13, 188 1, Schrebevle, ii. Antlitz der Erde. Suess, vii, 151 ; ix, 41 8. 341. Arabinose, identical with lactose. i; 236. Australia, supposed subterranean drain- Arizona. Deer Creek coal field; Walcutt, age of, iv. 295. ix, 338 Ank, the. vii. 159 : ix, 76. Minerals from : jarosite, i, IGO ; vanadates. etc.. ii. 198. 410, v~ii.145 : dioptase iii. 325: turquois, v, 197. 31 VOLUMES xxI-xxx. 499

B Barrois, C., the Paleozoic of Spain. vii. Hockhouse, T. N, physiological optics. ! 491. vi, 305. 496. , Baru.s. C.. kaoliuization, xxx, 163. Bailey. L. 14.. Talks afield about Plants. i Bases, motllal displacement of. v. 380. sxx. 16'7. new organic, ii, 2 19. Bailey. L. W..Geology of Southern Sew Batteries, galvauic, see Electrical. Brunswick, i. 506. Bauermann, I]., hIineralogy. i, 506: viii, Bailey, W. W.. Botanical collector'^: 318. Handbook. ii. 326: iii, 246, Treatise on the Metallurgy of Iron. Baillon. If., Monographic des Compo- v. 159. skes, iii. 497. Beal. J. W, cross-breeding of Indian &ines, A. C.. deflection of streams by ter- corn, iv. 452. restrial rotation. viii. 431. Beam. W.. rocks of Tellowstone Park, Baird. S. F.. Reports of Fish Commission. v. 106. 352. i. 85 : iv. 320. Bean. T. H.. fishes of tile New ISnrland- Bulletin of Fish Commission, v, 240. coast, ii, 295. Report of Secretary of Smithsonian Beccari. 0.. blalcsia, vii, 241 : xxx. 487. Institution, xxx, 167. Becker. G. F. temperature and glacia- Baldwin. If.. Orchids of N. England, viii. tion. vi. 167. .> h LJI. Geology of Comstock Lode, vi, 414, Ball. J., Flora of North Patagonia, viii, 479. 157. mflnonce of convection on gldcia- Ball. V.. Geology of India. iv, 151. tion, vii. 473. Report on Museums of Bmerica mineral belts of the Pacific slope. and Canada, xxx, 168. viii. 209. Xallard. R., the Pvrauiid Problem. v. 482. theorv of faultin~criticized.viii.R48.

sulphate, reaction of under pressure. ' vo1canic cones, Xxx. 283. xxx, 481. , stratigraphy of California. sxx. 399. Barker. G. El. chemical abstracts, i, 66. Constants of Xat~lre,is 510. 136. 232. 321, 396, 498: ii, 71, 145. Precious hIetal Deposits, xxx, 487. 217 ; lii, 143, 234, 409. 482: iv, 56, ~ecquw'r~,LI., magnetic rotatory polar- 141, 225, 387. 464: v. 74, 146, 226, ization of gases, 133. 305, 379 : ~i,66, 236, 316. 401 : vii, 53, magnetic properties of niclieliferous 140 233. 315, 103. 482: riii, 146. 452: 1 iro" iii 229. is. 163, 251, 331, 399: xxx, 73, 15.7. infra-red en~ission-spectraof rnetal- 380. 481. I lic vapors. viii. 45i. lnteraation;il C011gre.s of eleetri- wave-le~gthsin the infra-red of the ciar:s, ii, 395, solar spectn~m,vii~, 459. obituary of H~~~~ D~~~~~,v, 99, Beebe's Fol~r-PlaceTables, iii, 162. variability of the law of d6fiuite , Beecher. 6: R;abnormal forms of fresh- proportion^. vi. 63. water shells, ix, 26i. British Association, viii, 300. hvonian Ceratiocarid~,is. 69. *4maricnn Association, viii. 303. Behr. M. H.. Genera of T'ascular Plants Electrical exhibition at Philadelphia. ( near San Flar~cisco,viii, 156. viii, 386. , Behreus, J. V.. The Xicroscope in Bot- Draper's experiments. ix, 269. , :"TI xxx, 248, 319. Barnard. E. E.. transit of Venus, v. 430. i BehriW Strait. notes on, DaX i, 1114. Barometer. areas of low. Loomis. xxx, I. Bell, A. G., ~roductiollof sound by radi- tnbe~,filling of. W(zZdo, vii, 18. 1 ant energy, i. 4" 3; ii 8i. Bardmetric gradient in great storms, a modification of Wheatstone's Loomis, vi, 442. i microphone, ii. 87. measurements. nen- method for. apparatus for determilling the posi- Gilbert, iv, 404. tion of a bullet in the body. iii. 46; r. observations. reduction of. Loomis. ( 22. ii. 1; viii. 1. 81. formati02 of a deaf variety of the pressure, Hazen. i, 3(j1, 453; iv. 105. hman race. ix. 348. 424. Barrande monument, vii, 422. 1 Bell, L.. rainband spectroscopy, sxx. Barrois. C.. Hall's Devonian fossils of 347. Se~5-Pork. i. 44. Bells, ancient Japanese bronze, ii. 326. Bennett, A. W.. Text-book of Botany, Blowpipe analysis, Cornwall, iv, 400. xxx: 164. Bloxam, C. I,., Chemistry, vii, 80. Bentham, G.. notes on Cyperacere, i. 41 2. Bolinensieg. G. C. W.. Repertorium An- notes on Orchide=: i. 41 2. I nuurn Lit. Botanic=, iii. 70; viii, 473. notes on Graminew: iii, 214. Bois, D., l,e Potager d'nn (Curienx, xxx, Genera Plantarum, v. 481 : vi, 2.15. , 164. memorial of, Gray, ix. 103. I Boissier's Flora Orieutalis. viii. 157. Benzene, constitution of, vii. 235. Bolometer, use of, i, 187 : iv. 395: v, derivatives, synthesis of, xxx, 384. l iO; vii, 169 : xxx. 47i. molecnlar coniponnds of, v. ?2R. Bolton. II C., organic acids in examina- Benzil; certain derivatives of, vii. 56. tion of minerals, i, 86 ; v, 470. Bergmann. E., formic aud acetic acids in Catalogne of Chemical Periodicals. plants, v, 16 I. xxx, 88. Rerthelot, mercuric fulminate, i. 235. Catalogue of Scientific and 'I'echni- chlorhydrates of metallic chlorides, cal Periodicals. xxx, 247. i, 396. Booth, H.. Utica slate graptolites. vi, 380. pernitric oxide, i, 308. Borneol. vi. 141. spontaneous oxidation of inercnry, I Bornet, 15.. Kotes Sigologiques. i. 508. ii: 217. Kotice Biographique sur J.Decaisne, perchloric acid, iv, 39 1 . ; vi, 247. Berthollet's law, proofs of. iv, 464. Boron hydride, ii. 147. Beryllium chloride, vapor-density of, Bosnia-Herzegovina, geology of, i, 409.. viii, 149. Boss, L.,comet b. 1881, ii, 140. crystalline form of. viii, 148. comet vii, 1881, (Swlft)! iii. 7'7. spectrum of, vi. 3 16. Boston city water, iii, 250, Bessey. C. E.. The Essentials of Botany. ' Society of Natural History. ii. 85 : viii. 47 5. iv, 235. Biela's and Denning's Comets, xxx. 322. Bost~aick, A. E,, influence of light on Bigler, Lake, see Luke Tahoe, under electrical resistance of metals, viii. 133. GEOLOGY. new form of absorption cell, xxx, Binney. W. G., obituary of T. Bland, 452. xxx, 407. BOTANICALWORKS NOTICIID- P~~lmouateUoliusks, ix. 76. Agricult~lral Grasses of the United Birds. see GEOLOGYand ZOOLOGY. States, ITaxey; vi. 322; viii, 403. Bismuth, diamagnetism of, iv, 392. American Journal of Forestry. Houyh. Black Hills. see Dakota. : iv, 400. Black Mountain, height of, ix, 84. Arboretum Segreziauum. Lavalle'e. ii. Blake. l? H.. vauadinite in Arizona, viii, I 238: v. 312. 145. Atlas de la Flora cles Envirous de Blake, W. P., realgar and orpiment in Paris, vi, 77. Utah, i. 219. 1 Australian Plants. Jluller, vi, 78. vanadinite. etc., from .\rizona, i~. Beitrag zur Kenntniss der Ustilap- 235. 410. inem. W'oronih. iv. 73. ulexite in California, ii. 323. Botanical Collector's Handbook. Bnily. new locality of chalchnite. v. 197. ii, 326, iii, 246. minerals from Dakota. vi. 236: viii, I Fragments. Bunbury, vii. 155. 40; ix. 7 1. Taxonomy, Cwuel, vii. 241. crystallized gold. viii. 67. I Botanische Jahrbucl7er. Engle~,iii, il. new localities of erythrite, sxx, ' hlikrochemie, Poulsei~,iil, 328. 163. Practicnm, Strasburger. viii. 474. Blake, Steamer, reports OII expedition of. I Ilotany of California. Watson, i. 251. i,338;ii.162.413:iv.235:vi,79. 330. 159, vii, 157. 417. British Moss-Flora. Bruithwaite, i. soundings iu Gulf Stream, iv, 447, 329: ii, 239. 47 0. Catalogne of American grape-vines. BlanJkl. 1Y. T., fossils as a criterion of Bush aud Son, vii, 155. geological equivalency, viii. 31 6. of Canadian Plants. Xacoun, ix. 265. Bleaching powder, constitution of, iv, of Plants, Oyster. xxx. 85. 46.5; vii, 53. Challenger 1i:xpedition. Botany, xxx, Blood-crystals and their colnringmatter, 402. i. 499, I Clernatitles Megalauthes, vii, 494, 51 VOI,UJIES XXI-XXX. 501

BOTANICALWORKS NoT~cI.:D-- BOTANICALWORKS NOTICED- Colors of b'lowers. Allen. v, 236. Jo~~rnalof Linnean Society, iv, 299. Comparative Snatomy of the Pha- Kryptogamen Flora, Rnbenhorst, i, nerogams and Ferns, ix, 72. 507 ; v, 314 ; xxx. 488. Compendium Flora Atlanticz, Cossen, Lythraceze of the United States, Kohne, vir 77. xxx, 83. Conspectus Florz Europez; Lj3~a~z.llalesia. Beccari, vii, 241 : xxx, 487. v, 162. Manual of the Conifer=. Veitch, iii, 69. Contributions to American Botany, Marine Alge, Farlow ii, 158. iv. 297 : vi, 223 : xxs. 161;. Les Ueilleurs Blds, Vilmorin, iii, 494. Contributions to N. A. Botany. Gray. Microscope in Eotany, Behrens, xxx. iv. ?98. 248, 310. Corallina, Soln~s-Laubach,ii. 325. .\lonographie Phznogamarum, De- Course of Instructionin Botany, Bowe, Candolle. ii. 235 : v. 481. Vines, xxx, 164. Nonographia Festucarum Enropzea- Dictionary of Popnlar Kannes of Plants, rum. Hackel, vi: i7. Sm,ith, iv. 476. Monograpliie des ComposBes, Baillon, Drugs and hledicines of North Amer- iii. 492. ica. Lloyd, viii, 474 ; xxx. 246. 1 Monograph of Lilium. Elwes, v, 82. Elements of Forestry. Hough. iv, 408. hiorphulogie nnd Physiologie der Eucalyptographia. F. u. Xiiller, i, 249. I Pilze. UeBary, ii. 324. xsx 83. . Mosses of North America, Lesyuereus English Plant Names Ec~rle,ii, 491. and James, viii. 155. lS~ltwickelunpsaesch~chteder PHan- Movement in Plants, Darwin. i, 245. zenmelt. iv, 92; v, 394. Names of Herbes. Turner, iii, 328. ICssentials of Eotany, Bessey. viii. 475. Xative Forests. Ckvelund, iv, 400. Europas och Nord Amerikas Buitn~os- Native Trees of the Lower Wabaxh, sor, Lindberq, iv, 156. Ridgway, iv, 400. Fertilization of Flowers. H. l..lluZier. Sew Asiatic Plants, iii. 245. vi. 324 N. A. Garnopetale, Patterson, xxx, 85. Nora Brasiliensis, ii~.2.44 ; v, I62 ; Sorth American Hepaticw. Under- viii, 402. wood, viii, 403. Italians, Parlatore, viii, 403. North Alnericau Lichens, Tuckermctnn. of British India. Clarke and Kookev. iii. 326. v, 162. Nortli American Mosses and Hepat- of' Esses Co., Mass.. Robimm. i. 25l'. ica, Cumncings, xxx; 85. of Minnesota, Uphanz, viii, 472. ?\TotesAlgoiogiqnes. Bornet and Thuref. of Sort11 Patagonia. Ball, viii, 16'7. i. 508. of the Southern States. Llltapmau, Orchids of New England. Baldwln. v: 480. viii, 237. of Vashington, War& iii. 492. Organismes Probl&natic~ues, Swm-:a. Orientalis. Boissiers. viii, 157. ixx, 83. I'eoriana, Brendel, v, 8 1. Orwn of Cultivated Plank. Dec'a'un- de la Gironde, Clnmud, iv. 72. iblle, v. 241. 370; vi. :28; ix. 267. Forests of 8.America, Sargent, iu. 264. Our Sative Ferns. Uwlerwood, iv, 156. Genera Plantaro~n. Bentham and Pflanzenkranklleiten, Frccnk. vii, 41 5. Iiooker, v, 481: vi, 246. Pflauze~~physiologie,Pjefer, vii. 322 ; Germination of Welwitchia, Bower, Sachs, vii, 322. i, 412. Phytogeogenesis. Kunze,vi. 41 4.486. Greenland Flora. iii, 247. Plantes d. Fonr~nis:Levier, xxx. 245. Gymnosporanga, P'ui.low, i, 332. Les Plantes Poti~~hres.T?lmorin, V. Handbnch der Botnnik. Xiiller, vii, 235. 322, S'chmk. A., vii, 322. Plants of Ihff:~lo,Day. vii, 415. Icones Plantarum, Hooker, iii. 7 1. Plants of Ceylon, Trimen: xxx, 32 1. Illustrationes Florz Atlantica, vi. 78 ; Plants of Xew Elrunswick, Fowler, xxx. xxx, 487. x5. Isoetes in North America, E~~gelmdnn, Plants of San Fraucisco. Behr. viii. 156. iv, i2. Plants of Worcester Co., Mass., Jack- Itinera Principum S. Coburgi, vi, 247. son, vi, 487. Jahrbuch des K. Botanischen Gartens, Podostemncezr. Worminy, ii. 492 ; iy, Eichlw, iii, 70 ; v, 4i9 ; ix, 266. 100. 502 GENERAL INDEX. l-6

BOTASICALWORKS NOTICBD- ROTANY- Popular Californian Flora, Rattan. ICdible plants. xxs. 164. iii. 495. Emhryos, pecdiar organ of. ir. 396. Potager d'un Curieux, Paillem, xxx, Epiphytes, the ash of, iv. 299. 164. Ferments, alcoholic. ii. -191. Rabenhorst's Iiryptogamen Flora. Ferus, comparative anatomy of, ix, i2. Winter. i. 50i. Festnca, species of, vi. i'i. Repertorium Annnnm Literaturx Bo- Flora Brasiliensis, iii. 24% viii. 402. tanica, Bohnenzzeg, iii, 70: viii, 47.3. of Greenland, iii. 247. Sarraceniaceeo, Z@perer, xxx. 247. of New Zealand, ix. 343. Student's Flora, Hooker. viii. 238. 01 Northern Africa. xxx, 487. Synoptical Flora. Gray, viii. 23i. of Minnesota; viii, 472. Talks AGeId abont Plants. Builey. of North America. Gray!' iv, :321 : xxx, 167. viii, 323. Text-book of Botany, Thome' and Ben- of Pataponin, viii, 157. nett xxx: 164. See BOTANICALWORKS- Traitk cle Botanique, Tzeglmz, v~i.322. Flovers, colors of. v, 236. Wild Flowers of *imerica. Sprague. Forests of the U. States. ix. 264. vii. 414. F~~ngi,morpho1og.~- and physiology of Woods of the U. States, A%rgnat. xxs ii, 324. 82. reserve carbohydrates in. xxx, 489. BOTANY- respiration and trmspiration of. Acids. formic and acetic, in plauts. viii. 2.11. v. IC1. Genera, uimber of. vi. 246. Alcoholic ferments. Hcimeu, ii. 492. Gram~ne:~,Bentitam, iii. 2.14. Alga in animals, iii, 328, 329. Grape-vines, A~nericao.vii. 155.

New Endand,.2, ii. 158. Gymnosporangin, Farlozo, i, 332. Alismacea, ii. 226. Helianthus, rnltivated, v, 244. huther cells, etructurc of. xsx. 4x8. i Herbage of permanent meadow. vi. Ants inhabitinr plants, xxx. 246. 489. / 395. Ascidia. hi5tology oL xxx, 489. Hops. origin of: v, 254. gsia, plants of, iii. 245. Hvwericurn, iii, 246.

Bacteria in air, ix, in. I ~j+o~it~sor Hypopithys, viii. ?38. Bananas in cnltivation. vi. 130. Illex. iii. 1-59, Bean in cultivation, vi. 130. Indian born, cross-breeding. Bed. iv. Bromelinceie of Brazil, vi. 247. 452. Buffalo catalog~ieof plants. vii. 416. ~ Lastarriwa, viii. 7G. California plants, i. 221. 330 : vii. 413 ; Leaves in su11 and shade. v. 313. xxx.. 3 19. motions of in tbe light. iii. 245. Canadian plants, ix. 265. Lenticels, strnctnre and function of, 'Cedar apples. i, 332. viii. 239. Chlorophyll. action of, v, 312. Leptnrns paniculatus, iii. 7 1. Chorizanthe. Parry. viii, 76. Lichens, Sorth American, iii. 326. Climate. influence of. on vegetation, Lilinm, monograph of. v, 82. Buysman, viii, 354. 1 Xlalvaceie, rtndrcecium of, v. 480. Clematis, vii. 494 : Iiunze, sxx, 84. AIanihot, c~lltivated.v, 2i8. Colors of Flowers. v. 236. ~ Xetallic oxides in plants. iii. 491. Compass-plants, iii. 159. 245. Micrococcns, influence of sunlight on. Conifera, female flowers of, iii; 418: iv, xxx. 489. 233. Monochasma. iii. 159. Coriaria, iii. 159. Xovements of plants. i. '245. iii. 245. Corallines of gaples. ii, 325. Sectn Aes and water-glands. viii. 240 Cratagns, species of. v. 312. I Nettle, vegetative organs of. xxu, 84. Crenothrix infecting water. iv, 318. Sitrites, detection of, in plants. viii. Cl~curbitacea,ii, 237. ~ 239. American. Gray and Trzcmbull, v. Nomenclature. Gray, iii. 157 : vi, 417. 370. I 6rcliiciacea. Bentham. i, 41 2. Cyperacere. Bentham, i. 41 2. I Origin of Vegetation. vi, 486. Cyperus, Clarke. viii, 75. Palms, structure and growth of. viii, Diatoms, structure of, vii, 416. I 239. Dyera, a new rnbber-plant, iv. 299. Passitlorn in cnltivatio~.vi, 129. 71 voLuMEs xxr-xxx. 503

BOTANY- Brazil. minerals of, vii, 73 ; ix, 70. Peach. origin of, v. 370. nickeliferous iron of Sta Catarina, iii, Persea gratissirna. vi. 128. 3'29; ix. 33. 496. Phanerogams, comparative anatomy plants of. iii. 244. vi. 247. viii. 402. of, ix, 7%. rocks of, Derby, vii, 138. Philozoon, iii. 329. Brendel. P'., Flora Peoriana, not.. v. 81. Podostemacee, ii, 492 ; iv. 400. Brewer. W. II., suspensioli and sedimen- Portulacca oleracea, v. 253. tation of clays, is, 1. Potatoes, cultivated. v, 246. evoluti'on of the trottii~ghorse. v Resins. office of, in plants. iii, 494. 399. Respiration of plants. iri. 423. Brezinn, A .. ICryet. Untersuchungen, viii. ? - Roses of Sorttl America, xxx. 1 G6. 13. Saprolegnia. of salmon disease, iv. 74. Meteorites of Vienna >Ins.. xxx. Schenonardus Texanus, iii. 71. 402. Scleria, revision of. xxx. 246. Br~cks,Milwalrkee, iv, 134. Seeds, vitality of. iv. 297. mineral from, i. 157. ~pongio~hag;,sCarteri. ii. 493. Hriosi, G., on all orgau of sowe vegeta- Starch grains, origin of, i. 030. ble embryos, noticed, iv, 296. Taxonomy, thoughts on. vii. 24 I. Uriuton, D. G., Aboriginal Anlerican Tetracocc~is.XHS, 166. Anthors vii, 498. Timber-line. Ganaett, iii. 275. ttie ~hegiience,vii, 498. Tomato in cultivation. vi, 128. British Columbia. Canrbrian or Primor- Trilisa. viii. 403. dial, rocks in, xxx, 79. Uredines, hetercecisrn of, v, 3 14. geology of. Duwson. ii, 75. Ustilaginern. Woronin, iv, 73. Mesozoic of, WIiibeazes, ix. 444. Varie~ies,names of, Grccy. vii. 396. Britton. A? L.. Staten Island Geoiogy, ii. 1-eatchia. Gray. vii. 41 3. 485. Vegetable kingdom. development of, pot-holes in the Bronx valley. v. 158. v. 394. N. A. specles of Scleria, xxx, 246. Vater in plants, movemerit of, r. 237. Broadhead. G. C.: Carboniferons rocks Welwitchia, seedling of, i, 412. oE Kansas, ii. 56. Wood. structwe of, v. 480. Bromine, carboll compounds in manrifac- Woods. strength of. i. 251. t~reof: v. 308. Yarns. cultivated, v. 250. union of, with chlorides, xxx. 381. " Yellow cells " of Kadiolarians and vapor-density of. iv, 142. Ccelenterates, iii, 328. Brornoforrn, directproduction of, i. 236. Zoochlorella, iii. 329. B.onynic~rt. C!, Silurian fossil cockroach See Ruther under GEOLOGY. , in France, ix. 41 9. Bouvd, T.T.. Boston Soc. Nat. IIist., ii. 85. Brooks, W. K., Development of the Bower. F. 0.; Practiral Instrnction in Squid, ii, 414. Botany, xxx. 164. the Law of Heredity, vii; 156. Bowerbank, .J. S.. British Spongiada. iv. Tnvertehrnte Zoology, iii, 49 1. 477. brow?^, W. G., quartz-twin fron~Virginia. 130nrn~an.J. H.. Introduction to Practi- xxx, 191. cal Chemistry. xxx. 158. Browne, A. E. Becker's theory of fault- Brackebusch. D. L.. llineralu of Dncnos ing; viii, 348. bires. i, 161. Browne. W. R.. glacier rnotiou. vi. 149. Brackett. C. I?. galvanometer for power- Bruce, A. T., brains of Tertiary mam- ful currents, i. 395. mals. vi. TO. the Littrow spectroscope, iv, 60. Bmhl, 2 W.. on molecnlar structnre and device for measurinr nower. vii. 20. refractive power, i, 70. Elementary physic< ix, 61: Brun, fulgrrri~esin the Alps, ix. 415. Brudy. IL B.. new genus of spherical Brwh. G. J,American snlplio-selenides rhizopods, v, 84. of mercury. i, 3 12. Braithnwite. R.. British hloss-Flora, i, scovillite, v, 459. 329: ii, "9. identity of scovillite and rhabdo. Brazil. .diamond in, Derby. iv. 34. pliane, vii. 200. geological report, iv, 153. Brysen. J., glacial pheuomena of Long gold in: Derby, iii. 178 ; r~ii.440. Island, v. 475. itacolumite of. Derby, viii, 203. Bnenos Aires, vanadates from, ii. 157. rnartite of. Derby. iii. 373. minernk of. v. 161. 504 GENERAL INDEX. [8

Buffalo Society of Nat. Hist., i, 338. ' Canada, coals and lignites of, xxx. 77. Building stones. dnrability of. i, 410. i geological reports. i, 243, 410. 506; Bullet within the body. apparatns for iv, 151 ; vii, 410; ix, 266. 340, 408; finding. Bell, iii, 46 ; v, 22. 1 xxx, 77, 241. Bunbury, Botanical Fragments. vii, 155, glacial deposits near Bow River, ix, Rurbury, S. H., blathematical Theory of 408. ' Electricity and Magnetism, xxx, 241. markings, Andrews, vi, 99. Bureau of Scientific Information, viii. phenon~ena of the Hudson's 320. Bay Region, sxx, 242. Bush and Son, Catalogue of American lazulite from, i. 410. grape-vines, vii, 155. , meneghinite, tennantite from. vii, Bush, L. P.,notice of Mars11's Ilinoce- 411. rata, ix. 173. 1 Peace River region. i. 391. Buysman, influence of sea and contineu- Royal Society Proceedings, viii. 159. tal climate on vegetation, viii, 154, samarskite in, iv. 475.

I white garnet from, Kunz. vii, 306. zircons from, i. 507. C Cape Verde volcanic rocks of, v 391. Cadmium, atom~cweight of, ii. 148. I Capillarity of small floating bodies; Le- Ciesium, production and properties of. i Conte, iv, 416; vii, 307. iii, 41 1. I Capillary constant and chemical compo- California, amnrouites in the Tejon sition. vii, 484. group of, iv, 152. Carbon, atomic weight of, iv, 225. colemanite from, viii, 447; is, 341. 1 dioxide absorption by, viii, 190. erythrite from, xxx, 163. decomposition of, by the elec- hanksite frorn, xxx, 133, 136. tric spark, xxx, 383. Lake Tahoe, LeConte, vii, 145. 1 of atmosphere, i, 401 ; iv. 387, lakes, changes of level in, i, 416. 468; vi. 147. tnetalliferons vein-formation in, iv, of sea-water. iii. 53 : xxx, 387. 23. reduction of, by carbon, xxx, meteoric iron from. Shepurd. ix. 469. 381. mineral belts of, Beckel, viii, 209. solubility of, 1111der pressnre, iv, Mineralogical Reports. v. 392: vii, 469. 493; ix, 263. specific heat of. ix, 332. stratigraphy of, xxx. 399. disulphide in prisms,Drape~,ix, 269. ulexite iu. Blake, ii, 323. pt~rificationof, ii, 147. vivianite iu, iv. 155. filament, disintegration of, xxx, 3 14. volcanoes of, Hape, vi. 222. lieat of combustion of, HXX, 154. Call, R. E., loss of Des Sloines, iv. 202. monoxide. behavior of toward air Quaternary itnd recent Jioll~cscaof and moist phosphorr~s,vii, 31 8. the Great Basin, xxx, 79. boiling point of, viii. 150. Calvin, S..fauna at Lime Creek, Iowa, oxidation of, iv, -165. v. 432. preparation of, v; 228: vi, 143. Campbell, Survey in Georgia, vi, 41 1. , oxysulphide. physical p~operticsof. Campbell, H. D., tin ore in Virginia, vii, iii, 484. 411. resisrance of. under pressure, Xx- Potsdam group, Virginia, ix, 470. , denhall, iv, 43 : Thonzpson. iv. 432. Campbell, J. L.. dufrenite from Rock- ' sulphobromide, new, iii, 483. 'xidge Co., Va., ii, 65. Carbonic acid, see carbon dioxide. geology of the Blue Ridge, viii. 221, , oxide, see crirhon monoxide. 242. Carhart. Is. S.,electromolive force of a Rogers's Geology of the Virgiuias, Daniel1 cell, viii, 374. xxx, 457. Carll. J. F.. Pennsylvauia Geological Campbell. L., Life of J. C. laxw well, ix, Reports, ii, 78; vii, 71. 357 Carnelley. T., ice at high temperatures, i, Carnvhol-urethanes. physical isomerism 385. of,. vii. 483. Carpenter. P. 13.. Report on the Coma- Camphor, compound with alcohol, i, 400. tulie, li, 41 3. Canada, apatite of, viii, 74. Crinoids of the Carribeau Sea.v. 238. chrysotile from Shipton. Bnith, ix, Carpenter, W. L., cyclonic storms and - r, magnetic distnrbances. sxx. 241. Yj VOLUI\.IES XXI-XXX. 505

Carpenter! 1!7 L.. Report on Snn-spot Chloride of silver. solubility of. in water, areas. ix. 76. Cooke. i. 220. Carter, H. J.. Carbonifercus sponge- Chlorine peroxide vapor density of, iv, spicules. i. 158. 390. (hruel. T.. Botanical Taxonomy. vii. 241. Chloroform. direct production of, i. 236. Caswell. A,. hIeteorologica1 Observations Chromium. determillation of. iv. 226. at Providence. iii. 496. oxychloride. ix. 254. Catalogue of Periodicals. Bolto?~,xxx. 88. Chronometers. compensation of. ix. 497. 217. Chun. C.. Ctenophorz, i. 81. Cellnlose. fermentation of. vi. 404. Ciuchona bark, uew alkaloid from. iii. Censui Report. Forests. ix. 264. 41 2. Cesa~o.koninckite. ix. 342. Cincinnati Society of Natural History. Chamberlirz. 1: G.. correlation of termi- Journal of. i. 409 : iii. 65. nal moraines. iv. 93. Cipher-code for astrononiil:al telegrams, terminal moraine of second glacial ii. 244. epoch. rii. 68: viii. 2". Clanssen. E,. potassium chloride in ab- geology of Wisconsin. vii. 146. sinth, iii. 323. hillocks of a~igulargravel, vii. 3i8. analysis of siderite, iii. 325. Chance. II. Xsthe millstone grit. i. 134. minerdogical uotes, vi, 486; ix. 313. Pennsylvania Geological Keports. i. Clarke. A. R.. Geodesy. i. 337. 409: v. 310. 471; vii. 69. 71: viii. Clarke. C. B.. Flora of British India. v. 234. 162. Chandler. C. F..Waters of the IIndson 1Sast Iudia Species of Cyperus. viii. River. ix. 347. 75. Chapnau. A. W.. Flora of the Southern Clavke, l? W., mineralogical notes. viii. United States. v. 480. 20. Chaiard. I: X,n~ineralogical notes. viii. topaz at Stonellam. Me.. ix. 378. tl n L". Cln~ke,J. X. Gumdlachia in western Chees~naiz,L. 111. effect of hartieniug on New York, iii. 248. magnetism of steel ard iron. iv. 1 80. new Devonian phyllopods. iii. 476. measurement of electric currents. cirriped from the Devonian. iv. 55. viii. 11 7. new Devonian Crustacea. v. 120. Chemical affinity. Langby. viii. 360. 4::7. Devonian spores. ix. 284. change, illustration of. iii. 33i. Claus. C.. Text-book of Zoology. ix. 421. Society. American. ii. 165. Clavaud. A.. Flore de la Gironde, iv. 72. CHEMICALWORKS XOTICF;D- Claypole, E. W.. niaterial~of the Appa- Chemical Literature. ix. 61. lachia~~~.xxx. 316. Cheniical Periodicals. Catalogue of. Clay. Milwaukee, iv. 154. Bolton, xxx. 88. Clerk. D.. Theory of the Gas Eugiue. v. Chemistry of Cooking and C1eanin.g. 88. Richards. iii. 416. Cleveland. Tree Culture, iv. 400. llanual of Chemistrv. Watts. viii. i'?.Climate and eccentricity of earth's orbit. Principles of Chenlical Philosophy. Haughton. iv. 436. Cooke, ii. 398. of the dry zones. Guyot, vi. 161. Researches in Mineralogy and of westcru U. States. ii. 247. Chemistry. J. L. Smith. ix. 262. see BOTANYand GEOLOGY. Theoretical Cher~~istry.Rem,sen. vii. Clock-beats. arrangements for transmit- 238. ting, A?pher. iv. 54. Chemistry. celestial. Hunt, iii. 123. Clduds, carbonic acid in formation of. recent progress in, iv. 312. vi. 147. Chester, F. D.,drift in Delaware. r. 18. dust, fogs and, i: 237. 436; vii. 189; ix. 36. Coal, see GEOLOGY. geology of Delaware. is. iO. Coal-dust. danger from. In mining. Hovey, China. work of v. Richthofen. vi. 80. 162. ii. 18. fossils of. vi. 123, 152. Coal-tar. distillation of, v. 15:. Chinese Empire. Natural EIistory of. v. Coan, 31. volcanic eruption in Hawaii. i. 316. i9; ii. 227. 238, 322. Chinoline. reactions of, iii. 146. Life in Hawaii. iv. 77. Chlor-ethyl oxide, symmetrical, iii. 435. Coast Survey Reports, i. 77. 240. 416; iv. Chlorhydrares of metallic chlorides. i. 502 ; v, 398 ; vi, 413 ; vii, 77 ; ix. 44. 396. Work. iii. 162: xxx.,328. 506 GEKEKAL INDEX. [lo

Cobalt and nickel, separation of, xxx 2omet c. 1881. polariscopic observations 7. 5-. of. Wright, ii, 372. Cobwebs of Ulobon~s,Emerfon. v. 203. vii. 1881. elements of. iii. 77. Cocaine. synthesis of. xxx, 482. of 1882. I, elements of, Parsons, vii. Codfish. reddening of salted, i. 85. 32. Cohen. E.. work on the microscopic I. 1882. photog. spectrum of. iv, 402. structure of minerals, noticed. iv. 155 of Sept.. 1882, elements of, iv, 301? Cold from reaction of solids. ii) 206. 488 : F?isby,.v.86. see Temperature. motion of. v, 309. Collett, .I.. Indiana Geological Reports nucleus of, Holden. iv. 435. iv, 293 ; viii, 314. observations of at U. S. Nard Collier. P.. remarkable nugget of plati. Observatory, vii, 7;. num. i. 123. Pons-Brooks. observations of. at uranothorite: i. 161. College, vii. 76. Colorado, coal field near Cafion City, iii spectroscopic obs. of, vii. i6. 162. >ornets, Biela's and Denning's. xxx! 322. coking coal and anthracite of, iii, 64 riota,tion of. iii, 1 60. extinct glaciers of, liills. vii, 391. >omoy. Etudes pratique sur les marees Florissanl lake basin. ii. 409. fluviales. viii, 228. geological report, i, 408. 7071bpton.A. G.. autopraphic records of hypersthene-andesite of. Cross, v. vibrations of tuning forks. vii, 444. 139. Tomstock. C. B., variation of a zinc bar jurassic strata of. White. ix. 328. at the same temperature, ii. 26. jwa-trias of. Vilk, iii. 243. 7omstock, W. J. analysis of onofrite, i. Laramie of, iv. 150. 312. Leadville deposits. Emmonn. iv. 64. :onductivity of metals. ii, 316. minerals from : jarosite, i. 160 : >ongress, International, at Vashington, smaltite, iii. 380 ; ix, 420 ; zeolites viii. 406. from Table Mt., iii, 452: iv. 129: :onnecticnt Academy, Transactions of. topaz. phenacite. zircon. iv. 28 1 : cryo. sxx, 247. lite, etc.. vi, 271; topaz, vi. 484; glacier scratches in Goshen. ii. 322. sanidine. topaz. vii. 94 ; lollingite. high terraces in Eastern, Koons, iv. cosalite, hiibnerite. vii. 349 : kaolin. 425. ite. vii. 472 : zuuyite, guitermanite, metamorphic rocks of. Dana. viii. ix. 340. 393. Permian plants of, v. 157. Middletown minerals. ix, 263. 343. Tertiary of the Grand Caiion, Dut. potholes at Gurleyville. Koons. v. ton,, iv, 81. 47 I. ranadium in Leadville ores. iii. 381. rainfall at Middletom. v. 118. Color and assimilatior~,v. 312. in Wa:liugford. Harrison, i. 496. and atomic weight of compounds. ' Salisbury minerals. v. 459. viii. 463. Taconic rocks of. Dana, ix. 205. 43i. correction of double objectives. Hast. the Round Hill Ridge. Dana, ix. 66. ings, iii, 16;. trap of West Rock. ii. 230. impressions. duration of, n;ichols. Triassic trap of, Davis, iv. 345 : v. viii, 243. 474. sensitiveness of eye to. Peirce, vi. Valley. glacial flood of. Dana. iii. 299. 87. 179. 360 : iv. 98; v. 440. Colors in decreasing light. iv, 62. glacial phenomena of mouth of. Comet of 17il. orbit of. v, 166. Dana. vi. 341 : vii. 113. (a)1881, Swift. elements of. i, 509. kames of. Dana. ii. 48 1. (b) 1881. observations of, Boss, ii. hnstants of Xature. atomic weights. i. 140. 303, Burton, ii, 163, Varkness, ii, 510. 137 Holden, ii, 260. Iontinents and ocean basins. ix. 336. photographs of spectrum of, ii, 134, 7ook, E. H.. regenerative theory of solar n .> IDS.- action. vi. 67. polarization of light of, Wright. ii, 7ook. G. H.. uncoilformability in Silurian 142. of New Jersey. vii. 163. spectroscopic observations of, ii. Rew Jersey Geological Reports. i. 135. 137, 164. 409 iii. 326 ; v. 383 : vli. 408; xxx. tail of, Boss. ii. 303. 161. XXI-XXX. 507

Cooke, J. P.. physical notices. i. 70. Croll. J.. Wallace's modification of the J. Thornsen's thermochemical inves- physical theory of secular changes of tigatious of structure of hydrocarbons. climate. vii, 81. 265. 432. i. 87. Sewcomb's rejoinder, vii. 343. solubility of chloride of silver in mild polar climates. ix 20, 138. water. i, 220. arctic interglacial periods, ix, 300. William~HallowesMiller. i. 379. Crookes. W., radiation from il~candescent correction of weight for buoyancy l:trl~ps. ix. 494. of the atmosphere. vi. 38 Crosby. W 0.. geology of Frenchman's on atomic weights. vi. 144. Bav. Maine. iii. 64. law ol definile proportions. vi. 310. elevated coral reefs of Cuba. vi. 148. D~imas.viii. 289. origin and relation of cont~nents Principles of Chemical Philosophy. and ocean-basins. i\-. 3:36. ii-- 398.- -. Cross R I/:, new topaz locality, vi 484. Cooper, T, mineral near dopplerite, ii. Cross. W. m~neralsof Table Uountain. 489 : iii. 154. iii. 452 : iv. 129. Cope. E. D , new extinct Percida: from minerals from Pike's Peak, iv "1. Dakota. v. 414. hypersthene-andesite. v. 139. 391. Permian Vertebrates of Texas, i. tricliuic pyroxene, vi. 76. 407. cryulite from Culorado. vi. '271, 496. Arrangement of the Perissodactyles. sanidine and topaz from Colorado, ii. 163. vii. 94. Eocene Sauriao and Mammals ?Jew 2ryptidiue. synthesis of, v. 382. Xexico. ii. 408. >rgstallization, experiments in, iv, 464. Miocene Rodents and Canida: of the strain co~tnectedwith, viii. 461. Loup Fork. ii. 408. hba. elevated coral reefs of, vi. 148. Eocene Vertebrates of New Xexico iron ores of Santiago. Kimball, viii. and Wyoming. iii. 324. 416. N. A. Foss~lMammals, v, 392. humings, C. 15.. North American Moss- Dinosauri:tn of the Laramie, vi. 75. es aud Hepatic=, xxx. 85. Anguilla Bouc Cave. vii, 71. Culling, H. A.: dlirabillty of build~ng Paprrs on Fossil Vertebratcs. ix. 70. stones. i, 5111. Vertebrata of the Tertiary of the lyanides, production of. from trimethyl- West. ix. 260; xxx. 295. amiue. viii. 147. the -4rnblypoda. xxx, 70. Copper implements. how formed, iii. 162. nitrates, artificial. xxx. 50. sulphate. iv. 389 ; xxx. 157. tornadoes and waterspouts. Ferrel. Coral reefs. see GEOLOGY. li. 33. Cornmall. H. II.. 3lauual of Blowpipe >ymene, preparation of, iii, 412. Analysis. iv, 400. Corona. see Sun. Corthell. IL L.. hlississippi Jetties. i. 165. Cormin. cruise of the. vii. 417. Cosmos les Mondes. ii. 494. Onday, E. uon, polythalamian from a Cosson. LC.. Atlas de la Flora des Envi- salt-pool, ix, 75. rons de Paris. vi. 77. lakota, geology of the Black Hills, JHZ- Flora. Atlantice. vi. 77. 78: xxx. /ley. ii. 399. 487. glacial drift in, While, vii. 112. Cotton Censns Reports. viii. 160. Jurassic strata of. White, ix. 228. Cones. E.. American Ornithological Bib- miuerals from, cassiterite, spodu- liography. i. 83. mene, beryl, vi. 235 : ix, 71 ; colum- Check List of Birds. iv. 378. bite (tantnlite) vlii, 34C, 430; uran- CowZes. Electrical furnace. xxx. 308. ium, etc., xxx. 82. Craig. T.. on Projections. vii. 245. Tertiary, Percidie from. Cope, v. Cremona. I,.. Projective Geometry. xxx, 41 4. 489. Yale, T. N., geology of Rhode Island. Crinoids. see GEOLOGYand ZOOLOGY. vii, 317, 982. Croll. J.. geological climatology, vi. 249. Pall, W. H., notes on dlabka, i, 104. vortex-atom theory. vi. 478. Alaska Tertiary deposits, iv, 67. Greenland and antarctic ice, vi. 488. '.Blaken Molluscs, ii, 413. 508 GEKERAI, INDEX. [la

Damour, Jeremeieffite, v, 478. , Datla. J. D.. terminal moraine of Peun., picro-epidote, v, 479. viii. 23 1. Dana. A. G.. gahnite of Rowe. 1lass.. the soothward ending of a great ix, 455. I synclinal ill the Taconic. viii. 268. Dana: E. S..emerald-green spodurnene. Taconic slates. viii. 311. hiddenite, ii, 179. the Azoic system, viii. 3 1::. monetite crystals, iii. 406. Cortlandt l~oriiblendic and angitic monazite from dlesnnder Cout~ty. rocks, viii. 384. S. Carolina. iv, 24i. origin of bedding in so-called meta- stibnite. Japan. vi, 214, 496. morphic rocks, viii. 393. allanice, apatite, tysonire, vii. 479. rnzking or limonite ore-beds. viii. herderite. Maine, vii. 73. 229; viii. 398. 315. decay of quartzyte, viii, 443 ; ix. 57. hanksite. etc.. xxx. 136. rock notation for geological dia thinolite. Lake Lahontau, xxx; 290. grams. ix. 7. Elementary Mechanics, i. '254. Arclizean rocks of Vermont, is. 66. Third Appendix to Dana's Miueral- Round Hill.,near SewRaven, is, 66. ' opy, iii. 491. ,,laconic rocks aud stratigraphy. is. Text-book of 1lineralog.y. v. 479. 20'5, 43i. Dunn, J. D.. geological ter~ns,i. 3'26. origin of coral reefs and islands. limestone of Testchester Co.. and 1 ssx. 89, 158, 169. New York Island, i. 425: ii. 103. ! bathyn~etricmap of part of the :31:1, 327. Pacific, xss. 96. appendages of trilobites. ii. 79. Union Group. Pacific Ocean. ssx. iron ore of Khode Island, ii. 152. 244. doleryte of eastern N. A,. ii. 2:10. displacenient t11roug.tiiutruslon,xxs. iron ores of hlarqnette. ii. 320. 402. I 374. .'Kames" of the c:onnecticnt river igneous rocks of h'evada, xxs. 388. valley. ii. 451. geology of Scotland. sxx. 391. flood of Contrecticut valley glacier. of Illi~~nesota,xxs, 396. iii, 87, 179, 360: iv, 98. Life an~lcharacier of I,. Agassiz. Dutton's Tertiary of the Grand xxx, 406. Cafion. iv. 81. Daniell, A,, Principles of Physics, vii. the lignitic of California, iv, I>?. 487. age of the Taconic system. iv. 291. Dauiell cell, new form of. is, 257. southward discharge of Lake Win- Ilurton, N. If.. new localityfor I-Iayesir~e. uioee.,, iv. 428. iii. 458. Whitney's climat~cchanges. v. 153. fossils of Orauge county, B. T.. age of Bercardston rocks, v. 369. xxx, 452. Jnra-trias of Eastern Bortli Ameri- Darwin. C.. Power of movement in ca. origin of, v. 383, 4il. Plants, i, 245. Life of TiT. K. Logan. v. 356. memorial frind, iv. 150. '233. western discharge of the flooded Darwin, b'., movements of leaves in the Connecticut7 v. 440. light. iii. 243. ripple-marks. v. 46i. Darwin, G. 11,tidal friction. i. 462. iron ores, crrstalline, v. 476. stresses causcd bv continents and hernidioryte: v. 478. nioiinlains, ii. 31 i ; iv, 256. geological notes. vi, 148. 408. lnuar disturbance of g~avity,iii. 49. glacial phenomena ovcr the Sew rigidity of the earth. v, 464. Haven region, vi. 341. Daub&. joints in strata, iii, 63. Petinsylvania geo1ogic:rl report, \.ii. substances from .,fort vitrifii.~,"ii. 69. 150. glacial climate, vii, 33. Dacis! W. JI.. Triassic trap of Connccii- phenomena orthe Glacial arrd Cham- cnt.anc1 Sew Jersey, iv. 345 : v, 474. plain period, ill the Xew Llaven region, Becraft's Mo~intain.vi, 381. vii, 113. non-conformity at Rondont. S. Y., geology of Wisconsin, vii. 146. ri. 359 obituary of Guyot. ~ii.246. gorges and waterfalls. viii. 123. Ohio RiGer flood of 1884. vii, 419. distribution and origin of drumlins. terminal moraine of the second gla- viii. 407. cial epoch viii. 228, geological papers, noticed, iv, 2::O. 131 VOLUMES XXI-XXX. 509

Datis W. ,V. Whirlwinds, Cyclones and Dictionary of the Exact Sciences. Poggen- Toruadoes viii, 15I. 0 dorJ ii. 245. Dawkins, W. 23, antiqnity of man, iv. Dielectricity, constant of, vi, 146. 314. Diffraction bands. alforelai~d.ix. 5. Pawson, G. X., geology of Peace River grating. coefficient of expansion of. region.- i 391. iWende?lhali. i. 230. geology of British Colnnibia, ~i.75. gratiugs. iv. 63. glacial deposits in central Xorth curved. vi. 67. 87. 214. America, is. 408. Diffusioli of solids into solids, iii. 409. geological map of British Columbia. Digestion experiments. Arnzsby. ix. 355: -i 80 xxx. 88. Uawson, J. W.. structure of'Uphantana. Diller. J. S.. fulgurite from Mt. Thielson. ii. 132. viii. 252. Eri'ln fiora of the United States. iv. octahedrite as an alteration product 338, 488. oi titanite. viii. 234. skeletou ot' a whale from Ontario, v. topaz from Stonelian~.Me.. ix. 378. '200. Dinocerata. see GEOLOGY. erect Carbouiferous trees. Nova Dinosauria. see GEOLOGY. Scotia, v! 478. Dissocioscope. iii, 235. Unsolved Problems in Geology, vi. Distillatiou of coul tar. Lunge. v. 151. 325. Dhon. A,. the ash of .epiphytes. iv. Cretaceous and Tertiary Floras of 299. British Columbia, vii. 410. Dodye, TI'. W.Lower Silurian fossils in Prehistoric man in Egypt and Syria, hine. ii. 434. viii, 158. hIenevian argillites at Braintree. Day: D. F.:Ca&logue of the Plants of hlass.. v, 65. Buffalo. vii. 41 5. Doelter, C., volcanic rocks of the Cape De Bary. A.. Xlorphologic und Physiol. Verde Islands, v. 393. ogic der Pilze. ii, 324. Dcering, D. A,.Geology of the Rio Negro. Comparative Anatomy of the Pliau Patagonin. ri. 410. erosanis and Ferns, ix. 72. Doweyko, I.. Nioeralojia, I. 161. De Candolle. Monographiie Phmogama. Douglas. J. Jr., Lunge's XIan~lfactureof rum. ii, 235: v. 481. S~~lpliuricAcid. I. 75. origin of Cultivated t'lauts. v. 241: Do~uell,B. R. water-level iu lakes of 370; vi. 128; ix. "7. Orc,oon, i 413. Botanical non~erlclatiire,vi. 417. Drape?. If... photographs of spectrum of Heredity aud Selection in the 11~1- comet of June 1881. ii. 134. man Species. ix. 263. photographs of spectrun~ of nehla IMaware. drift iu. Clmtrr. v. 18. 430 : of Or~on.iii. 339. vii. 189. ix, 36. use of carbon bis11ll)hidein prisms. Delesse. Rhede Gi.ologie, i, 244. ix, 269. Density of iron before and after fn~ion. obituary of. v, 89. i. 147. Astrocomical Medal. v. 482. of liquids at high temperatures. Drapev. J. lV. .. phosphorograph of a so- sss. 380.~. 1:ir spectruni. i. 17 l. Derby. 0. A,. geology of the diamond, Llrops floating on water. iii, 50. iii. 97 : iv. 34. Druniliri~,see G~or,oon. goid-bearing rocks of Brazil. iii. 178. Ducla~~x,intlnence of sunlight on hiicro. Brazi1i;ln martite. iii. 373. cocc~~s.xxx, 489. Brazilian minerals vii. 73: ix. 70. Dun. W. A,. Ohio Floods, is. 262. decay of rocks in Brazil. vii 138. Duncall. P. 21.. -4rctic Echinodermata. flexibility of itacoluwite. vlii. 202. iii. 247. cold in Brazil. vi~i.440. Dunnington. i? P,. minerals from Amelia -the Sauta Catliarina meteorite. ix. , Co.. Virginia. iv. 153. 33. 496. i Dust, fogs ard clouds, i. 237. Descartes OII Cosn~dogy.i. 80. so-called cosmical, ii. SF. Dextrose. transform:~tionof, into dextrin. ' see Sun-glozos. ii. 72. Dutlon, C! E.. arid climate of Western Diamond. combustion of the. vii. 317. United States, ii, 247. see (h0r.o~~and 2I~im1t.k~~. , Fisher's Physics of the Earth's Dictiouary of hl~itudes,Ga~ziletl, is, 424. 1 Crust, ~ii.283.

153 VOLUMES 1x1-XXX. Fill

ELECTRICALWORKS SOTICED- Elevations, supposed, of New England Magneto- and Dynamo-Electric Ma. Coast, i, 77. chines. Krohn, Uigqs ix 336. Elkin, W. L.. Heliometer determinatious Magneto-elektrischem und dynamo- of Stellar Parallax, vi~i404. elektrischen ;Maschinen etc.. Glus. Elliott. H. T.. Seal-islands of Alaska. er-DeCew v 151. iii 334. 3Iathematical Theory of Electricitj Ellzott, J. B, age of the southern Ap- and Ma~.netism.Watson & Ru~bury palachians v 282. xxx. 241. Elliq. G. E. R. Introduction to Practical Measurements in Electricity and Mag- Organic Analyqis xxx, 168 netism. Gray. vii. 487. Ellis. W. magnetic declination and sun Physical Treatise on Electricity and spots. i. 238. Magnetism. Gordon. i. 140. Elwes. .I. L.. Monograph of the Genus Treatise on Electricity and Magnetism. Lilium. noticed. v. 82. 11fuscurt and Joubert. vi. 148. Emersoli, B. K.. dyke of Ela:olite-syen- Electriciaus. conference of, vii. I59 : vili. ite in New Jersey. iii. 302. ' 386. diabase intersecting zinc ore, iii, Electricity and light. iv. 145. 3i6. applications of. iv, 310. the Deerfield dyke and its minerals. as the equivalence of a chemical iv. 195. 270. 349. process, iv. 286. Einerton. J. 8..the cobwebs of Ulobor~~s. atmospheric. vii. 144; viii. 70. v, 203. B. A. unit. Fletcher, ssx. 22. New Englaud Theridid=. iv, 4ii. conduction of. in rarefied air, ix. Emmons. S. E'.. Geology and 3lining In- 335. dustry of Leadville. iii. 496: iv. 64. conservation of. ii. 74. 148. Preciol~s3Ietal Deposits. xxx, 48i. due to evaporation, vi, 145. en gel man?^. G.. female flowers of Coni- earth currents. vii, 237 : viii. 71. fer~.iii. 418: iv. 233. Hall's phenomenon. vi. 4ii : vii, Isoetes in North America, iv. 72. 486: ix. 117. Engineering. .materials of. TIzu?xton. viii. lieat and, ix, 60. 405. inertia of. iii, 240. Engineers. Report of Chief of. i. 84. influence of surrounding gas oc pro- England. geological map of. v. 3 10. duction, by induction-machines, vii. Engler. A,. Entwickelungsgeschichte der 316. Pflanzen~elt.iv. i2: v. 394. International Expositio:. of, i. 164. Botanische Jahrbiicher. iii. i 1. storage- of. ii, 75 : iii, 414. 415 : vi. E~imengem, JE. V.. Researches ou the 319. Structure of Diatomacez. vii. 416. Thomson effect. Trowbridge and Pen- Entomological Bolletin, ii. 415. rose, iv. 3i9. Reports. v. 240: vii. 41i. transfer resistance" in voltaic cells. Ernst. A,, earthquake at Caraccas. vi. xxx, 238. 79. transmission of power by ii. 397 ; Ethane. illuminating porn-er of. xxx. 156. r 4611. Etheridge. R.. Presidential Addresses. ii. Electrification br- evaporation.- F~eeman. 210 : iv 23Q. iii. 428. Ether. motion of. Alfichelson, ii. 120. Electrodes, disintegration of. iii, 240. nature of. Ifunt, iii 123. metallic in hydro get^. i. 323. Ether. slow cotnb~~stionof. vi. 6i. Electro-dynamic balance, ii, 398. Ethers. indices of refraction. LOIL~,i. 279. Electrolysis. quantitative determination silicic. of the phenols, vi. 241. of metals by, ix, 164. Ethnology, Report of B~lreauof. ix. 81. Electrolytes. dielectric polarization in. Ethyl carbamatc. new reaction of. vii. iil, 32 1. 483. Electro-magnetism, theory of, iii. 240. peroxide. v. 147. Electrometer, new capillary, vi. 477. Europe. red diluri~lmof, i. 135. Electrometric measurements. viii. 390. Evaporation and molecular weight. vii. Electromotive force, v. 76. 233. of a Daniel1 cell Curhart viii 374. Ewinq, A. L.. chemical erosion of lime- Elements, specific heat of ix. 331. stone. ix. 29. Elephant pipes in the Museum at Daven- Explosives, modern. high. Eisvler. viii. port, Iowa. ix. 411. 310. 512 GENERAT, INDEX.

Eye. sens~tivenessof. to color. Peirce, I Fontnine. W. M,minerals in Amelia vi. 299 : Nchols. xxx. 37. Co.. Virginia. v, 330. of trilobite. irljury to. VVnlcott. vi, older .\lesozoic flora of Virginia. 302. xxs, 162. see also Optptic.~. I Foot-prints, supposed human. ~Wwsh.vi. 1 139. I Forbes. S. A,. Food of Fishes. i. 338. F Ford, S. W.. the genus Obolella. i. 131. FzerGe Islands, geology of. iv. 152. the embryonic forms of trilobires. Farlow, W. G., Clathrocystis on codfish. ii. 250. i, 85. I Primordial fossils in Rtuyvesant. botanical notices. i. 507 : ii. 324. N. P..viii. 35 492: iii. 159. 326, 329; iv. 73; v. 314. I rocks nrar Schodack Landing. viii. Gymnosporangia of the United 206. 242 ; is. 16. States, i, 332. age of slaty rocks near Schenectady. Narine Algze of Nem England. no- 1 ix. 395. ticed. ii. 158. Forel. F. 9.. strncture and nlovenlent of Fauna. see ZOOLOGY. ; glaciers. io. 146. Favre. A,. [:hart of Drift and Glaciers of pelagic fauna of fresh-wat,er lakes. Swiss Alps. is. 65. i v, 83. - Farcon. W.. dimorphisnl in the genus Glacial Studies. viii, 400. Cambarus. vii. 42. 1 Forts vitrifi6s. materials from, ii. 150. articles on Crustncea, ii 414. Fo?wootl. W. H.. geyser action at Yellom- Ferrel, W. cyclones tornadoes and wa- 1 stone Park, vi, 241. terspoutu, ii 33. Fossil. see GEOLOGY. relative temperat~ireqof the hcmis- Foulke. 8. G , an endoparasite of Sotens. pheres, iv, 89.- xxs. 377. Ferric hydrate. colloidal. vii. 406. , Fowler. J.. List of the Plants of New Ferns. ske BOTANY. Brunswick. xxx. 85. Fewkes, J. W.. a Cercaria with caudal Foye. J. C.. Tables for Determination of set=. iii. 134. ! Minerals, iii, 41 8. articles on marine invertebrates. ii. ' Frank, B.. Die Pflanzenkrankheiten. vii. 413. 414. 41 5. Films, influence of an electric cnrrent Fraunhofer lines, see Spectrum. on. ix. 314. I Frnzer, P..Peach bottom roofing slates. F~lterpapers. toughened. ssx. 137. ix. 70. Fine. H. B., shndows obtained during ' report of Berlin Geological Congress. the glow discharge. i, 394. xxx. 454. Finlay J. P. Tor~~adoesnot., iv 40i. ' F~uzzrr:' B. W.. axinite near Eethlehcni. Fisher. 0.. the Earth's Crust; iii. 283. Penn.. iv. 439. Flames. electricity of, iv. 144. fikeern~rn,S. H.. electrification by evap- new arrangement for sensitive. iii. oratiori. i~i.428. 61. fiisby. i..comet of 1882. v. 86. Flelcher. L. B.. determination of the R. Fritts, (7. E.. new form of seleninrn cell. A. miit. XIS. 22. vi. 465. Flint. A. I?., variation in length of bars Fuchs, T.. distributiotl of oceanic life in at freezing point v 448. depth, r. 163. Floating bndies, attractions and repnl- Frllgurites from Jft. Thielson. Bilier, sions of. LaConte. iv. 416: vii. 307. viii. 252. Flood of the Ohio River 1884 Dnna. in the high Alps. ix, 415. vii 419. Furman, J. IT., copper-hearing region in Florida geology of, Smith i 292. northern Texas. ii~.65. nummulitic deposi~sin iv. 294: I, Fnrnace. the electrical. Cozoles. xsx. 308. 1.i8. Fusion, modes of: ii. 220. Rhinoceros and Hippotherilun from. see Jfeltiiiq.

iu 418.-- . reefs. geology of. Agassiz, vi, 408. Fluorine, free. in fluor spar, ii, 7 I. G Fogs. clouds, dust and, i. 237. j Gabb. 3'. hf.. Caribbean Miocene Fos- Fog-signals. soundless zones near. iv. sils. ii. 77. 470. Gage A. P.. Elements of Physics, v 383. 171 VOI,Uh~ES XXI-XXX. 513

Gage. S. H.. Anatomical Technology, v, Geographical Congress. International. 316. 1 i. 337. Galvanic elements. chemical energy and Geological Atlas of Panther Creek Basin electrom&~veforce of different. i. 73. v. 388 ; vii. 407. Galvanometer. aperiodic, vii. 57. of Pennsylvania, ix. 340 496; for powerf~~lcurrents. Brackett. i. xxx. 160. 395. chart of Yellomstol~ePark, i. 244. new, ix. 167. colors. and terms, i. 326. Galton, F., Life-1Iistorv Album, viii. 78. Congress, at Berlin. viii. 78. 318 : Gnnnett. H., the timbe;-line. iii. 275. ix. 4%: xxx. 454. Dictionary of Altitudes. ix. 424. at Bologna. i) 325 ; iii. 150 : vi: Sardiner, .T. T.. Report of New Pork 410. State Survey. iv. 3 18 ; vii. 418. maps of British Cnlumbia. i. 80. Gardiner, W.. water-glands and necta- of British Islauds. v. 310. ries. viii. 240. of Florida: i. 305. Gnrdner. J. S.,Can underground heat of the Territories. (Haydeu's). be utilized? xxx, 317. vii. 163. Garman. 8.. New Reptiles and Fishes. of U. States. Ziitchcock, i, 508; ~i.162. &Gee, xxx. 244. Gas. moisture in. Morley. xxs, 140. Record for 1878. iv. 408. aualysis. apparatus for. v. 74. OEOLOGICA~,REPORTS AND SUHVEYS- uuder grcatly diminished pres- Alabama. E. A. Smith, for '79. '80, ii. sure, viii, 454. 80; v. 311. coal. determination of sulphur in. v. Brazil, Paleoutology. iv. 153. iii Canada, A. It. C. Selwyn, Director. densities, determinatio~of. iii. 409. for 'i8-'i9, i. 243, 41 0 (Dawson. isentropic curve of. Nipl~er.iv. 138. Hoffrnauu) : for New Brnuswick, i, Gases. absorption of dark heat rays by. 506; for '79, '80. iv, 151 (Dawson, i. 236. etc.); for '80-'82. vii. 410; hlacoun's action of radiant heat on. i. 323. Catalogne of Plants, ix. 266; geol. 324. nmp. ix. 340; for '82-'84, ix, 408 and vapors. diffusion of, viii. 70. (Pearl R.. Dawson) ; xxx, 77 (Hoff- apparatus for liquefying. iv. 143. man~),XXX. 241 (Bell. Ells; etc.) diffusion of. iv. 392. Colorado. J. A. Smith, i. 408. electrical resistmce of. iii. 321. Georgia, Campbell and RuKner, vi. 487. 411. kinetic theory of, ix. 256. Illinois. A. H. Worthen. vol. VII. vi. iufluet~ceof. on reflect,ing surfaces, 414, 483. i. 140. India, Ecouomic, Ball. iv. 151. iu smoky quartz. i. 203. 209. Indiana. .T. Collett, i, 166, 41 0 ; ii, 78 : magnet,ic rotatory polarization of, iv, 293 ; viii. 314. i. 139. Miunesota. N. H.Winchel1. W. Upham, reduction to normal volume, vii. 31 5. for 1880. iii. 62, 64; 1881. v, 88. under electrical discharges, i. 75. 156: for 1882. viii, 155, vol. I. of viscosity of. iii. 239: ix. 59. final Rep.. viii. 316. Crustacea, viii, Geikie, A.. lava-fields of Europe. i. 145. 322 ; ix. 68 ; for 1883, Uphanz. flora. on the Dimetian. etc.. v. 478. viii: 412; for 1884. xxx. 396. crystalline rocks of the Scottish New Brunsmick, see Canada! above. Highlands. ix. 10. Newfoundland. v, 88. Director-general of geological sur- New Jersey, G. H. Cook, Sor '80. i. vey of Great Britain. iii. 338. 409. ii. 77 ; for '81: iii; 326: for Geological Sketches. iv. 153. '82. v, 383: for '83. vii. 408 : for Geikie. J.. physical features of Scotland. '84. xxx. 16 1. xxx 159; - N. York. James Hall. paleontological. Geissler thermometers. i. 449. 431. v. 301. viii. 334. Genth. E'. A., contributions to mineral- N. Carolina. i 410. ogy, iv, 398. Northern Pacific R. R., Scieutiiic vanadat'es and ~odyrite from New Survey. R. Pumpelly. iv, 237. vii, Mexico, xxx.81. 246 (maps). Pennsylvania Geological Reports, v. Ohio, Part 1. Zoology-. v. 3 1 1 : vol. 310. 473. v, Economic Geology, Or&, ix. 68. G~or.oalca~REPORTS ANU SURVEYS- GEOLOGICALREPORTS ASD SURVEYS- Pennsylvania, J. 1'. Lesley. Director. (White. Laramie flora). vi. 150 (Gil- i. 153 (Lesley. Carll). i. 241 (Ash- bert, L. Bomeville) ; vi, :?i l (Cross bnrner. Bradford oil districtj; i. 329, & Hillebrand, Cryolite. kc.) : vi. 488 ; viii, 470 (coal flora. Lesqueren%): i, vii. 64 (2nd Ann. Rep.. Hague. 409. ii, 78 (Carll. Chance. Pbrtl). ii, Walcott, etc.); vii, 66 (Sd Rep.. 158 (Platt); ii, 485 (Platt, McCreuth. / Hague. Marsh. Russell, White) : vii, White. Platt): v, 157 ; 310 (Steven- 75 ( Williams, U. S. Min. Resonrces) : son, Chaiice. White. H(cl1. Gentl~): vii. 94 (Cross, Sanidiue, topaz) ; vii, v, 357 (Atlas of the Panther Creek 349 (IIillebrand. Lollingite) : viii. basin) ; v, di1 ( White. Chance. 20 (Clarke & Chatard, Minerals): Hall): vii. 69 (Prime. Chance, $can- viii. 228 (Chamberli:,, glacial); viii. ders. Hall) ; vii, 7 I, Chance, d'hvil- 401 (Rz~sse?l.L. Lahontan); ix. 169. liers, Carll): vii. 149 ( White) : vii, , 1'13 (Jhrsh, Dinocerata) ; 416 (MTal- 40i (Ashburner); viii, 231 (Lewis. cott. Pal.. Eureka Distr.); xxx. 79 terminal moraine, etc.): viii, 234 I (White, Bussell, Call); xxx, 162 (d'Invilliers. G'hrmce. Asltbumer); (Fontains. Mesozoic Flora); xxx. 244 viii. 396 (d'Lwilliers, Ewing. Lesley, (illeGee. map); xxx. 248 (S. A. Eth- limonite beds and origin)" : vii, 470 nology) : xxx. 388 (Hague & Icldings) (Lesquewux, coal flora) : viii. 106. Washoe rocks): xxx. 390 (E. S. ix. 69 (Beecher J. Hall); ix. 341 Dana. ~hioolitk);xx$. 399 (hecker. (Grand Atlas Div. I); ix, 496 (atlac California Strat.); xxx, 486, 4th of Counties) ; xxx. 160 ( Wall Cloy- Ann. Rep. (Dutton, Williams. Rus- pole, atlas Div 111) sell). Portugal, ix 41 7. Virginia, TIT. B. Rogers (reprinted) is, Queeusland, R L. Jack. I, 159. 414: xxx, 367. U. S. Survey under Capt. Wheeler. TVis,ronsin. vi. 483 : vii. 146. U. S. A., iv. 149 (White Steven- '#yonling: etc.. vi, 241. son Laramie. Carbonif.. etc.) Geological Society. American, iv. 69. u.~s.' Survey '~Inder Dr. Hayden, i. of London. vii. 421. 244. (Geol. charts); i, 328 (Gray. GEOLOGY- Hooker, Cope); ii. 408, 400. (Cope. ; work on: Packard. lii. 418. Scudder): iii, 153 (Packad): iv, Almsion by mare action, Dana. sxx, 401 (Allen. Grote) ; vi, 243 (Peak, 103, 176: 184. on the Geysers); vi, 409: (1 2th 1 Aerial formations, xxx. i8. Ann. Rep.) vii, 153 (Geol. map); hetosauria, Marsh, vii. 338. ix. ?GO. xxx. 296 (Cope, Tertiary Age. fossils as a criteriou of. viii. 315. Vert . Lesquereus. Cret. and Tert. kinds of rocks as a criterion of, flora). Judd, xxx. 393. U. S. Geol. Survey, C. King, Director, Alaska, notes on, Dall. i. 104; iv. 67. 1st Ann. Rep.. ii, 48i ; iv. 64 (Em- Algues. Fossiles, work on by Saporta, vzons. Leadville); iv, 81, 482 (Dut- v. 235. ton, Grand Caiion); vi, 414. 479 Bllgemeine u. Chemische of Roth. vii. (Becker, Washoc); viii, 462 (Irving. 493. Copper-bearing rocks) : xxx, 3 18 Allodon, Marsh. i, 511. (Lord, Cornstock Mining and Miu- Alps, Apnan, i, 338 ; ii. 488. em). disintegration in. xxx. 79. U. S. Survey nuder J. W. Powell. folds in, v. 477 ; xxx. 79. Rep., by Newton and Jenney on t1.e great fault in. i. 406. the Black I-Iills, i~.599. Jurassic, of St. Gothard Tunnel. U. S. Geol. Survep. ,J. W. Powell. Di- , i. 405. rector. Bt~lletins,iii, 382 ( White); the occidental. ix. 417. iii. 452. iv. 129. 281, (Cross and ~ see GLACIER. Hillebrand); iv. 404, (Gilbert. meas- Alteration of superficial deposits, by wing heights); v, I39 vi 76, i surface waters, ii. 80. (Cross. andesite) : v, 206 ( White. hlveolites, Thoinpson. ii. 235. Glacial. Upper Mo.); v, 311. 392 ~ Americas, denudation of, Reade. ix. (White, non-marine fossil mollusks); ~ 290. v, 401 (Irving. sandstones); v. 411 Ammouites in the Tejon group of Cal- (White, Green R. group); vi. 24 ~ ifornia, iv, 153. (White. burning of lienite): vi. 120 Amvzon shales. Cone. i. 328. 19i \'OLUMES XXI-XSS.

GEOLOGY- GEOLOGY- Anchisalrus. Xum?t, is. 169. Buried valleys. ii. 151. 486 ; v. 472 : hnguilla bone cave, v~i.7 1 ; xxx. 130. vii, 149. An11 Arbor. W+nehall. xxx. 31 5. Burli~~gtonlimestone in New Mexico. Annelid jaws from the Wenlock and Springer. vii. 97. Lndlow of England. i. 244. California. stratigraphy of. xxx. 399. Annelids, Silurian of Gotland. v. ::92. Cambrian in British Columbiu. xxx. Anthracite field of Pent~sylvania,snr- i 9. vey of, I. 154: ii. 152: v. 157. 38i; subdivisions of. v, 478; vii. 32 1. vii. 407. Can~ptosanru's.~lla7,sh. ix. 169. of Colorado. iii. 64. Ct~ribbeanhliocer~e fossils. Gobb, ii. 77. in So~~ora.Mexico. iv. 399. Catskill plateau continned in Pennsyl- mining. ii: 152. vania. v. 47 1. Anthracopupa. Whitfield. i. 126. Cnverl~s. American, work on, Hovey, Antiitz der Erde. work on; Suess. vii. iv, 238. 151 ; ix. 418. Centre Cot~uty.Penn.. viii. 396. Apatite of the Canadian rocks. Vennm. Cephnlopoda. new. Dwight. vii. 254. viii. 74. on genera of fossil. Hyutt. viii. Appalachians age of Elliott. v. 283. 488. materials of. xxx. 31 6. Cer:~tosu~~rns.Xa~sh. vii. 329: viii, Aralo-Caspian basin. 1x1. 243. 161. Archrean. divisibility of. Jruing, ix. Chalk. sponge-spicnles from. i. 407. 337 ; on subdivisions of. Whitney. Channel-fillings, Devonian, Williams. viii. 31 3. i. 318. Archreopteryx, the Berlin. viii. 465. Chernung. faul~aof. Williams. v, 97. Srgillite of Newfonndla~~d.Wads- 31 I. worth, viii. 101. China. Work on. Hiehtlrqfen. vi. 80, drgillites, Eraintree. Dodge. v. 6:. 152 Arvouian formation, v. 178. fossil plantsof. hTewberry. ri. 123. Azoic System. work on. Whitwy. viii. Cincinnati rocks. fossils of. iii. 65. 313. Cirriped, new Devonian, Clarke. iv. 55. Bzrocrinus. Wacilsrrwth and Springer. Claiborne. age of. ix. 457 : xxx. 60, vi. 365. 26G. 270. 300. 421. Bavarian Geology. work on. Giimbel. fossils of. Nell, i. 157. viii. 31 7. Clays. eedin~entationof. Brewer. ix. I. Becraf t's mo~~ntain.Dctvis. vi. 38 1. Climate and eccentricity. Haughton. Bedding. origin of. Dana, viii. 303. iv. 436. Belgium. fossiliferons met,arnorphic mild polar. Croll. ix. 20. 138. rocks. v. 234. of later geological t,~rne.i. 149. 150; Bermtda, Rice. ix. 338. iii. 489 ; v. 153. Bernardstou fossils, IVhi@eld, v, 368. of Siberia in era of Man~moth,i. Birds. .Jurassic, Narsh. I. 341 : ii. 337. 148. toothed, i. 255. secular changes in. ii. 435. Bitl~minons matter in Ohio shales. see Glucial Climate. Orton, iv. 171. Cliniatic Changes, work oo. Whitney Bitumens origin of, Peckiinm, viii, 105. i, 149. 150 : iii. 489 ; r. 153. Riack Hills. ATewton. ii. 390. Clitnatichnites Fosteri. Todd. v. 233. Blue Ridge. near Balcony Falls. Coal. Arctic. i. 157. Campbell. viii. 221. borings for. Neb.. Hicks. ix. 159. Bosnia, Herzegovina. Geol.. m. .Ilojsisu- coking. of Colorado. iii, 64. via. i. 409. field, Brazos, Texas. ii. 152. Bowlder clays. see Glacial. Caiion City. Col.. iii. 152. Rrainsof Tert.~namn~als.vi.71: ix, 190. Deer Creek, Walcott. ix. 338. Brick-clays n~aking crcarn-colored Flora. Carboniferous, Lesquereuz, bricks in Alinnesotw, iii, 64. i. 329, 409; viii, 470; see f~irtl~er British. relation to Scaudinavian, under plwnts. fi~t2d.xxx. 393. regions, Pennsylvania. i. 153. Columbia. ii. 75: ix. 444; xxx. 329: ii, 152: v. 387: vii. 405: viii. 'l,, I J. 396. 470; xxx. 160. Brontosarps, restoration of, .&rsl~, Coals and lignites of the Sorthwest vi. 81. Territory, qx. 77. 516 GENERAL INDEX.

GEOLOGY- I GEOLOGY- Coal, structure of Carboniferous, viii. 1 Deerfield dyke Emerson iv 195 270 467. 349. Cockroachcs.American fossil, AYcudder. Delaware gravels Chestel vii, 189 ; ix ix. 418. 36. Palzozoic. Deichinlilie~..iv, 475. Deuudatiou of the Americas, Keade. Silurian. ix. 419. ix. 290. Ccelnria. JIursh. i, 339. in the Colorado repion. Dutton. Ccenostroma. Wilxhell, xxx. 3 17. iv, 482. Colorado Cefion, pfe-Carboniferous Devonian Crnstacea. Clai,/ce. v. 130. strata in. Walcott. vi. 437. 484. rocks of Belgit~m.r. 234. Tertiary of. Dutton. iv. 81. flora, U. S.. (Erian), Drttosor~.ii. Comstock Lode. Becker. vi, 479. 333 ; iv. 338. 488, Cone-in-cone strocture. ITouny.xss. 78. fossils of Kew York. i. 44. Connecticut river. see GLACIAL. of Penn.. While. vii. 150. sandstone and trap. v. 383. Diabase iutersecting zinc ore. Rmw- 474. SOIL,iii, 376. Continents and ocean basins. Grosby, Diamoud. geology of. Derby. iii. 97 ; Dana, ix, 336. iv. 34. origin of. Tuylor. xxs. 249, 31 6; Dicloni~~smirabilis. Cope. vi, 75. .1. Winchell. id., 417. Dicotyledoos. Mesozoic. Wurd,vii. 2!1?. creation of. by oce:1t1 c~trrents.is. Dictyophyton. Whitfield. ii. 53. 132. 339. Didelphys pygmza. 5'cocoft. vii. 443. Copper arid lead ore of Wisconsin Dilnvi~nn.gray and red of Europe, i. origin of. Chamberlh. vii. 147. 155: ii. 80. Copper-hearing region in Texus. iii. Dt~netianformation, v. 478. RR,., . Dinichthys minor. Ringueberg. vi~.476. -rocks of Lake Superiov re- Dinoceras. restoration of. ,~farsh. ii. giou, itT. H. Winchtll. v, 155 ; is, 51. 67. 339 ; Wooster, vii. 463 ; Irz~tny. Dinocerata. work on. Marsh, ix. 169. viii. 462: ix. 258. 173. Coral reefs of Cuba. elevated. vi. 148. I)inosanria, classitication of. Xzrsh. i. of Florida. vi. 408. 423 ; iii. 81 ; vi. 85; vii. 167, 337. origin of. Dunu, xxx, 89. Ihosaurs, Arnericau Jltrassic. Xallnrsh. 158, 169. i, 167, 339, 417 : iii. 81 : vi. 81 : limestone of Pacific. analysis vii, 161. 329 : viii. 161 ; ix. 169. of. sxx. 244. of the Laramie. Cope, vi. 73. 122. Corals, Carboniferous of Scotland. Diplodocus. characters of. A/ursh. vii. Thompson. viii. 316. 161. Siagara and Upper I lelderherg. Diplothecn. Xutthew. sxx. 293. Hull. iv. 295. Dipterocaris. Clarke. v. 121. Paleozoic. of' Spitzbergen. is. 69. Displacement througl~intrusion. Dunu. Cortlandt Geology. Dana. ii. 103 ; viii. xxx. 274. 384. Docodot~,Jfirmh, i. 51 2. Cosmical dust. so-called, ii, 86. Drift. see GLACIAL. Cretaceous of Q. C. Is.. i. 243. Drumlins, distribution of. Tkiuis. viii of British Columbia. vii, 410. 407. Grinoids. fossil. X!ler. vii, 158. Dust, cos~nical.ii. 36. Palzozoic, vi, 105. 365. Eagle River, preglacial cliaunel of, Silnrian. 1Vwh.svzuth and SIJI,LIL~- Whittlesey, ix. 392. el,, v. 256. bhrthquakes of the Great Basin. Gil- with articulating spitles. is. 339. bert. vii. 49. Crustacea. new Devonian. Clarke. v, lh-th. rigidity of. Durzui~z.v. 464. I". Physics of. Fisher. lii, 283. Cuba, iron-ores of. Ki~niiull.viii, 4 1 ci. thrtll's features, origin of, &Gee. i. Cyathophycus. Wulcott, ii. 394. 276 ; Piinchell. sss. 41 7 : Tu!llo~. Dawsonella. Whitfield. i. 126. xss. "49. Deer Creek coal field, Wtrlcott, ix. Ecca beds of Sonth Afriw. viil. 468. 338. Kchini. Cretaceous and recent, Byccs. horns, impregnated witah tit1 ore. siz iii, 40. ii. 81. ICchinognathuh. Wdcolt, 'iii. 21:;. 211 VOLUVES XXI-XXX.

GEOLOGY- GEOLOGY- Economic Geol. of India. Ball, iv. 15 1. 1 Graptolites. Utica date. Booth, vi 380. Elevations. supposed. on the New ~ Gravel hillocks of angular. Chamber- England Coast. i. 77. lin, vii 378. Eocene of Wyoming and Sew hlexi- Gravels. Delaware, Chestel vii, 189: co. iii. 324. ix 36. Eozoon. controrersy on, iii. 116. Greer~River group in Montana. Wlrite. Erian. see Devonian. v, 41 i. Esker. on the term. I/innha~&.ix. 135. Grezzoni of Italy, ii 488. El~phoberia,Scurlder. i. IS?. Gulf of Mexico i. 288: ii 58. 1Si1rekadistrict. Wulcott, is. 416. climensions of. viii 320. Fhrypterid~.Carboniferous. IIalZ. is. former counection of. with Pacific fig... . Ocean, vii. 157. Ewypterus, uew. iii. 15 1. 21 a ; ix. 69. Gypsum deposits, William. xxx. 21 2. from near Rl~falo,iii. 418. Hippotheriti~~~.Florida. Leidy. ix. 418. Exploration of Wyoming. Forwood, vi. Hoplocrinus and Hvhocrinus. Wachs- 241. &th and spring&. vi. 365. Facies G6ologiqnes. Reneviw. ix. 262. Ice. see Glacier. F~rijeIslands. iv. 152. Idiostron~a. Winchell, xxx. 3 1 i. Faulting Becker's theory of. Browne. Insects. Carboniferous. Scudder, viii. viii. 348. 470; ix, 418. impxctfrictiou :and. Becker. xxs. Devor~iau.Scudder. i. 11 1. :16. 194. 234. Triassic. Scudder. viii. 199. Faulls. origin of. 11fcGee. vi. 294. Irish Elk. deposits containing. ii. 408. Fishes. Devooian. Whitenem, i. 494. lrori ore of Centre Co.. Penn.. viii. Flora. fossil. general work on bv 397. dtur. xxx. 8c ores of Cuba, Kiniball. viii. 416. see further under Phts. of hhrq~ietted~strict, ii. 3XU. Florida, geology of. Smith, i, 292. UJa. 303. see also uuder Florida. of Ilexico. Silliman. iv. 375. reefs. Ayassb. vi. 408: xxs. liS of Rhode Island. ii. 152. Footprirlts, hnman, in Sicarag~la.vii. origin of. Archcean,l%wberry. 239. i. 80 ; v. 476 : Wadsworth ii, 152. supposed hll~~lau,Jlnrsh, vi. 139. :320, 40'2; 403; Julien. v. 476: Cham- Foraminifera. on i'ossil. T R. .Toms. berlin, vii. 147. iv, G9. origin of limonite. DOUG.viii. E'ossila. why are tl~eyabsent from pre- 398. (htr~brianstratn, xxx. 7E. I tacolumite. fiexibility of. Derby. viii. a criterion of geological equiva- 103. lency. viii. 315. ,Jasper beds of 1'usc:rny. i, 407. molluxatl of Syria. vii. 490. of iron ore bells. Wadsworth, ii. in metamorphic rocks. i. 78. 3". 303. 405: iv. 148: v. 534: vii. 69: Jointed structure. Gilbert. iii. 25 ; iv. (Prime). 50 : vii. 4i : h'iirc/ti~r~. iv. 68 : v, J.'renchrlian's Llav Maine. iii 64. 476: McGee. v. 152. Frost, action o? in arrangemeut of .. . it1 clay and marl. LeCo~~te. earlhy materials, i. 315. Ill. 23. E'ulgurites, viii. 252 : ix. 41 6. .Joints. in strata, uear Paris, iii. 63. Gasp6 peuinsula, rocks of. xxx. 245, Jnrnssic strata of Amcrica. White. ix. Gastoruis Klassenii, xxx. 518. 228. Geodes, origin of: Dana. xxx, 276. .111ra-triasof 1Saster11North America. Gcodized fossils. Worthen. xxx. 3iti. Dnt~a.v. 38::, 474. Gcologische Brief?, fuo/r~Rath. viii. InI . of 9. JV. Golorado, iii, '243. Geysers of California, iv, 23 : v. 424 : EI:inie. see GLACIAL. vi. I. Kauxas.- - C:rrho~liferous. Broccdhead. ii. Teiloivsto~iePark. v. 104, 351 : vi. 33. 241. 243. Kaolin Srot~~quartzyte. Duna, viii. 449. Glacial. see GLACIIL. K:iolinization, Barw, xxx, 163. Glpptocrit~us.v..255 : vl, 105. Kettle-holes uear Wood's Ilull, Mass.. Gold in Brazil. Drrhy. lii. 178 : viii. Koons, vii. '260 : ix, 480. 440. at Sew IIeven. Dam, vii, 113, 518 GENERAT, INDEX. r22

GEOLOGY- ~EOLOGY- Keweenaw ore deposits, vii. 147. Limonite ore beds Lesley, d'1nl;illiers. rocks. v. 155 ; vi. 2i. 155. 321 : Ewing, viii 396 ; Dana, viii. 398. vii, 463; viii. 46? : ix. 67. 237. 258. Litnt~lo~dsnew Carbonif~rot~sPack- 339. ard. xxx, 401. sandstones, enlargements of feld- Lingda, from red quartzites of Minne- spar in. vii. 399. sota. xxx, 316. Kreischeria. a fossil Psendoscorpion. Linnarssonia. Walcott, ix. 115. iv. 474. Liiss of Des Moines, and fossils in. Laccoliths. Ireland. ii. 152. &Gee and Call, iv, 202, Lake Agassiz, Upham. v, 156; vi. 327. Loxolophodon, Osborn. ii, 235. basin, Tertiary of Florissant, ii. llacelognatha, dfarsh. vi~.341. 409. Magnesian, limestone bf deep-sea, vi. basins. classification of, iv, 230. 245. Bonnev~lle,Gilbert, vi. 150. Maine. Silurian fossils in. ii. 434. Erie. preglacial outlet of. ii, 151. Mammals. Eocene of New Xexico. ii. 486; viii. 32. 408. Lahontan of Xevada, vii. 61. Fossil, of British Mnsenm. Lyd- thinolite of, Dana. xxx. 390. dekker. ix, 348. Ontario. terraces of. iv. 409. Jurassic, JIarsh, i, 5 1 1. Winnipeg. southward discharge Bfan. antiquity of. Dawkins, iv. 314. of, iv. 428; v. 156; vi. 327 ; vii. 34, glacial. in Xnnesota. vi. 328. 104. Paleolithic. Delaware Valley, iii. Lakes. changes of level in, i, 415. 152. of Minnesota, iii. 62. blarsupial. new Miocene. Scott, vii. Lamellibranchiata of N. York Hall, v 442. 391 ; viii, 234 hlarsupials. new Tertiary. Cope, iv. Laopteryx ikrsh I 341. 295-. Laramie, age of the, iv 150 152 : vii Ilastodons in New Jersey, iv 294. 68. Matthevia. Walcott xxx, 11. commingled types of. White. vi, Mediterranean basin in the Glacial 120. period, xxx 243. Dinosaur from, Cope, vi 75, 122. hlenevian argillites of Braintree llollueca of White v 207. Dodge, v 65. of Caoada, iv. 151. hlersey tunnel Reade, ix 413. of California, iv 152. Mesonacis, Walcott is 328.. of Sew llexico, Xteuensoi&ii. 3'10, Mesozoic Flora of Virginia. Fontaiiz~, plants of, vi 120. xxx. 162. Lava-fields of Sorthwestern Europe. and Cenozoic hibliography. ill ilk^. Geikie, i. 145. ii. 234. Leadville, mines of. Emmons, iv, 64. Metamorphic rocks. Eossils in. i. 73, Lenticular hills. Hitchcock, vii, 72. 327. 405 ; iv. 148: v. 234: vii. 69. Leetophis. Xarsh. ix. 169. 249; ix. 70: xxx. 452. Lethsa Geognostica. Roemer. v. 478. Metamorphism. King and Rowney. iii. Tiguite, burning of, in situ. White. vi. 418 ; Stevenson, is, 414. 24. see under Rocks. Lignites of the Northwest Territory, ! Millstone grit. Chance. i. 134. xxx. 77. blinas Geraes, Brazil. ii. 221. Lignitic, see Laramie. Mineral belts of the Pacific slope. Limestone. erosion of. Etuing. ix. 29. Reeker, viii. 209. coral of Pacific, a~~alysisof, xxx. ; llinnesota valley in the ice age, iv, 244. 4?8; vi. 327; vii. 34. 104. nodules, deep-sea. iv. 447; vi. 245. hlollnsks. non-marine fossil. v. 392 : metamorphic of Dlctcliess Co. fos- vii, 68. siliferous, Dwight, i. 78: vii. 249. 1 Carboniferons. tVhCVl,[email protected]. 125. of Orange Co.. N. Y.. fossiliferous. descent of, White. iii, 382. Darton, xxx. 452 ; Prime. vii. 69. 1 of the Great Basin, Call. sax, i9. of Westchester Co.. Dana, i. 425: ~ hlonticnlipora, Nicholson. iii. 49 1. ii, 103. 313. 327. bloraiue. see Glacial. otilitic of Indiana. iv. 293. hlou~ltLebauon fossils, vii, 490. Tacouic. Dana. is. 210, 443. :\fountain making, see uuder Ea~th, GEOLOUY- ::EOLOG-I- Mountains. stresses caused by. ii. 317; P11Buomi.nes d'alt8ration: den Bsoeck, iv, 256. ii. 80. lit. Kt~atln.drift in. ii. 229. Philndelphi:~Co., v, 473. Myriapods Carboniferous, Scudder, i, Phosphatic deposits in Alabama. Smitll. 182: viii 470 vii, 492. fos-il, Scudder, iv, 161. Phosphates of North Carolina. viii. 75. Sanlaqualand schists, vi~i,468. Pl~yllopods, new Devonian. Cluske, h'ew England coast nature and origin iii. 476. of sediments off, Verrill iv. 447. Physical Survey of Georgia. Campbell. Sew Mexico, formations and fossils v> 411. of, iv. 149. Geography. Lectures on, Halaug1~- New York Eay, submariue geology ton. i, 150. outside of, Lindenkohl. ix. 476. Plants, Carboniferous. i. 329. 409; vl. Siagara River and the Glacial period, 41 2; viii. 470 : of Worcester Co.. Wright, viii. 32. \lass.. Perry, ix. 167. Nickel in Nevada. A'kwbe~ry.viii. 122. of China. vi. 123, 153. Nomenclature of subdivisions, i. 326. Cretaceous and Tertiary, Lesqtce- Northern Pacific R. R.. &ezoherry, xxx. rem. ix. 260. 337. Devonian, Dawson, ii. 233: iv, Snmrnuhtic deposits in Florida. iv. 338. 488. 291: v. 158. Janan fossil. Nathorst. v. 396. Obolelia, 'Forcl. i. 1:3 1. of 'the ~arar;lie.White. vi. 120. Obsid~an.Yellomstone Park. v. 106. Lignitic. Manitoba. ii. 233.

I Odontornithes, work on. Jlarsh, i, 256. of hIazon Creek, viii. 314. Oil. origin of miueral. White, li. 4SG ; llesozoic, Ward, rii. 292 : FOIL- ATeel*besry, iv. 233. taine, xxx. 162. regions of Penn.. Ashburner, i. 242 Silurian of Wales, ii, 153. (Bradford Co.) ; xxx. 160 (maps) ; Plioplarchus. Cope. v, 414. Cwll. i. 154 ; ii, 78 : vii. 71. Plumulites Devonicus, Clarke, iv. 65. Oneida conglomerate, v. 473. Pcecilopod in the Utica slate, iii. 151. Ore Deposits. Phillips. viii. 469. Pot-holes in Bronx Valley, v. 158. Ores, deposition of. h7fwberry. viii. at Gurleyv~lle.Conn.. v, 471. 465. Potsdam and Acadian groups, simiiar- see Vehformation. ity of, Whitfield, vii. 331. Ortllocynodon, Scott and Osborn. iv, and copper-bcariug rocks. vii, 223. ' 463. Osars. C'hainbeslin. vii, 389. and St. Peter's sandstones. Iri,inq, Pal~ocampa,affinities of, Scudder, iv, v, 401. 161. group. Virginia. ix, 470. Paleocrinoidea. Wachs~mthand S'jrin- sandstone, sands of, iii. 257 ; iv. ges, ii. 494: vi. 365 ; Xller. vi. 47 ; v. 401. 105. Prestwichia. Devonian. Williams. xxi. Paleozoic of Spain, vii. 49 1. 45. of Texas. T47alcott, v~ii,431. Primordial, in British Colnmbia, xxx. Corals. Li.ndstrom. ix. 69. 7 9. Fossils. Xiller, iv, 474; v. 240. near the Hudson River, Fosd, viii. thickness of in Penn.. I. 242. 35. Panther Creek basin. Ashburner v. ProBtus longicaudus, Williams. i, 156. 387; vii, 4(r7. Pterodactyls, American, Marsh, i. 312: Pantotheria Xarsh ii 286. 410. iii. 251 : vii, 423. Paradoxides Davidis in America. xxx, Pteropods. Paleozoic. Walcott, xxx, 17. 1 A. Pterygotus, Pohlnmn, ii. 234; iii, 418. Peace River region, Datuson, i. 391. Pyrgulifera. Wl~ite.ix. 277. Peach Bottom slates. Frazer. ix, 70. Quaternary in Enrope. i. 155 ; see Pebidian formation. v, 478. Glacial. Percide new fossil Cope, v. 414. Quartz deposit made at the ordinary Permian plants of Colorado, v. 15i. temperatures, viii. 448, 466.- vertebrates of Texas i, 407. Q~~artzyteand Silurian in Penn. confor- Petroleum of British America, iii, 154. mable. Hall, v, 473. see also Oil. decay of, Dana, viii, 448; ix, 57. 520 GENERAL ISDES. [24

C;EOLOGY- GEOT.OGT- Queen Charlotte Island. age of rocks Sponge-rpic~~les.Carboniferor~s i 15 8. of. Whiteaves. ix. 444. Cretaceous. Hhde. i. 40i. Queensland Geology. Jack i. 159. ' Spo~tges,fossil. of the British hlusem. Receptac~tlidz.Ilinde. ix. 69. , Hinde. vii. 492. Reptiles. new order of. LKars?~,vii. 341. , Spores. Devonian, Clarke, ix. 284. Keteocriuus, v. 255 : ri. 106. Staten Island geology. ii. 488. Rhinoceros from Florida. Leidly. ix, ' Streptochetuu, SeeZy. xxx. 355. 418. Snlphnr. Cove Creek. Utah. v. 158. Rio Negro. Pataponia, D~ring,vi. 410. Snsqilehanna region. vii. 149. River channels, re-eroded, i. 156. Syenite in Mass.. iii, 418 : v. 69 ; xxx. valleys buried. ii. 151. 4%: v. 163. 472; vii. 149. Syrian Molluscan Fossils. Ha~nlih.vii. in Lincolnshirc. vii. 240. 490. Rivers, deflection of, Gilbert. vii. 42i: Taconic rocks. age of. Jfirrcou. ii. 321 : viii, 4 34. Dana, iv. 291. viii. 268. 31 1. ix. 206! Rocks, see ROCKS. 43i. xxx. 39i ; Hall. viii. 31 1 : Hu~if. Rodents, Miocene. i~.408. vii, 490 ; Wincl~ell.xxx. 39i. Rondout, section at. Dts/,is, vi. 389. near Lake Champlain. ix. 3%1. Sahara. the Xorthern, i. 157. Taqnamenon Hay. sandstones of. Win- St. Gothard tunnel. i. 405. cliell. ix, 339. St. John Group. Xattliezus, viii. 74 ; ~x. Tarsus der Vovel und der Dinosaririer. 419. , Buur. viii, 1 60. Sand. formed from quartzyte, Dam. Terminology. i. 326. viii. 448. I Terraces about Lake Ontario, A5'pe~icri.. miniature domes in, viii, 469. iv. 409. Sands of a sandstone crystalline. i. and ancient coast lincs. ii. 149. 162 ; (Soyby),iii. 267 ; iv, 47 (Young) Claiborne. ,lfdl. i. 157. v, 401 ((ruing). of Conuecticnt aud other vnlleys. Sandstones. induration, hving, vi. 401. J: n.Dancc. ii. 451 : iii. 87, 179, 360 : surface consolidation by atmos- iv. 98 ; v. 440 ; vi. 341 : vii. 1 13.' pheric action. Wadsworth, viii. 4lX ~ of 1Sastern Connecticut. Koons, iv, Saurian. Eocene. ii. 408. , 125. Schenectady. age of rocks near, ix, 397. I in Pennsylvania. Vrliite. vii. 149. Schists. propagatiou of heat in, iv. 154. in Norway, ii, 149. Schodack Landing, rocks near, Ford. 'Perrains, Anciens des Asturies. Bar- viii. 206. 242 ; ix. 16. rois. vii. 491 Scorpion, Upper Silurian. ix. 1 G8. Tertiary or Alaska. Dall. iv. 67. Scotland's physical features. J. Geikie. 1 the Atlantic slope ir 228. xxx. 1.59. Florx of British Columbia. Daw- Scottish Highlands. Geikie. ix. 10 : ! son, vii. 410. Peach and Efor~w,ix. 62 ; Judd. I Lake-basin of Florissant. Colo- xxx, 392. rado, ii. 409. Sea-bottom deposits off S. England. Old. of the southa-est. Aldrich: Verrill. iv, 447. xxx. 300 : Hilgord. xxx: 266; Shetland Is. glaciation. i. 158. JIeyer. ix. 457 : xxx. 60. 421 ; Silurian Coclxoaches. Bronuniart. IX, Shitl~.xxx, 270. 419. species in the French, Xeyer. xxx, fossils of the Girvan Distr.. Et11- 151. eridge, i. 243. Eocene of Atlantic Slope. He6 unconformabiiity between lower pin, iv. 225. and upper. v. 472 ; vii, 70. 153. of S. U. States. Heilprin, viii. 3 16. Siphouotreta Scotica. Whiteaves. iv. Geology, Heilprin, ix, 69. 275. Vertebrata. Cope. ii; 408 : ix. 70. Slate, structure of. Sorby. i. 153. 260 ; xxx. 79. 295. Soil-cap motion, iii. 59 ; vii. 321. History of the Grand Caiion Dut- Spergen Hill limestones. Whitjield. ir. ton, iv, 482. 474. Thermal Springs. see Geysers. Spiders. Paleozoic, Scudder, ix. 70. Tides in early time, i~i,323. Spfraxis. Newberry. xxx. 244. Tortugas Reefs. Agassiz. vi. 408 ; xxx. Spitzbergen fossils, Lundgren, ix. 69. 180. 251 VOLUMES XXI-XSX. 521

GEOLOGY- Gilbert, G. K.. Lake Bonneville, vi. 160 Trait6 de GBologie, Lapparent. iii. 154; earthquakes of the Great Basin. vii. v 158. 49. Trilobite, injury to eye of. Walcott, deflection of streams, vii. 427, (re- vi. 302. ply to same, Buines, viii. 4343. Trilobites, appendages. of. Wulcott ii . Gill. D., Helion~eter determinations of 'i 9 ; vii. 4(i9. Stellar parallax. viii. 404. embryonic. Ford. ii. 250. >ill. T.. Bibliography of Fishes of Paci- new.Dwight.vii.251; Walcott.ix;328. fic Coast. iii. 496. Primordial in Sardinia. iii. 65. Principles of Zoogeography.viii. 241. Tully limestone, Williams. vi. 303. Yacial climate, discussion of, Croll, vi. Unifieatiou in nomenclature. etc.. pro. 249. 488, vii. 81. 265. 343, 432, ix. 20. posed. vi, 69. 138. 300 ; Becker. vi. 167. vii. 473 ; Uphantmia, Dnwson. ii, 132. Dana. vii. 93 : Dutton, vii. 1 ; Haugh- Valleys. old, filled with drift, i~.161. ton, i, 150; iv, 436: Hill, iii. 61; McGee, 486; v. 472: vii. 149; ix. 392. ii. 437, iii, GI. vi, 113 ; Newcomb. vii. Vein-formation. LeConte. iv. 2:: : v. 2 1 ; Whitney. i. 149. v. 153 : T4roeikof. 424; vi. 1. iii, 417 ; LITood,vi, 150, 244 : climate in Teins. origin of. vii. 147 ; viii. 466. the era of the mammoth in Siberia, i. Vertebrata. Permian of Texas, Cope. 148. ii. 153. . 2lacial deposits and phenomena : Eocene, Cope. iii. 324. of IVew England, AIaine. Stone on Test.. Cope. ix, iO. 360 ; xxx. 296. Kames, ete.. iii. 242,vi. 328, viii, 152, see Xamn~als.etc. xsx. 146; hlt Iitaadn. ii, 229 ; Volcanic eoues, forms of. Becker, xxx. White AIts.. scratches, Hitch~ock.vi, 283. 350. rocks, see Rocks. in Xlassachusetts, kettle holes at of Great Basin, vii. 66. 453. Wood's Holl. Koons, vii. 260, is, 480. of Washoe, vi. 479; xxs, 388. Connecticut Valley. (effects of Volcanoes of California, Hague. vi, 222. Glacial flood) Dana. iii.. 87, 179, work on, Judd. iii, 65. 360, iv. 98. Washoe district, vi. 479 : xxx. 388. Connecticut, N. Haven region, ~'aterfalls,gorges and. Dnnh.viii. 123. Dana. vi. 341, vii. 113 (kettle holes, Wave action on coasts, Dana. xxx, etc.); glacial scratches. ii. 322. vi, 103. 176, 184. 345. 350. ix. 207 ; in Farmington TTestchester Co., N. P..Duna, i. 425; Valley, v, 440; in H. Connecticut., ii, 103. 313. 327. terraces, Koons. iv. 426. Whale skeleton from Ontario. Dauison, Long Island. v. 475. Dana. vi, v, zoo. 355 ; Chamberlin. Dana) viii. 230. Wind-drift structure, xxx, 78. Kew York. Smock. v, 339; Yellowstone Park, geological- - charts scratches in the Uatskills, iii. 338 ; of. i. 244. Niagara River, Wright, viii, 32 ; Zinc. ore deposits, Baden, i. 502. Chanabrrlih, viii, 228. New Jersey, Cook. ii. 7 7 ; Wright. Georgia, age of Appalachians in, Elliott. iii. 2-12; Smock. v. 339. v. 282. Delaware, Wright, iii, 242 ; Ches- geological report. vi. 411. ter, v, 18. 436. meteoric iron of. i, 286; 1-i, 335 Pennsylvania. Lewis. ii, 402. viii. Geysers, apparatns illustrating action of. 231. 276; dbbotf. flint irnplemeuts iii, 320. at Easton, ii. 401 ; scratches, v, 472. see GEOLOGY. vi. 483 ; terraces in Western, White. Gibbs. J: W. double refraction and dis- vi. 327. persion of colors. iii. 262. Ohio, JTT;ight, vi, 44, 326. vii. 410 ; do~iblerefraction and circular po- Chamberlin, iv, 95. larization, iii, 460. Michigan, Winchell. xxx. 315. electromagnetic theory of light, v. Indiana, Wright. vi. 44, 326, vii, 107. 410. Gilbert. G. K.. post-glacial joints, iii. 25. Illinois, viii, 317 (bowlder clays) ; jointed strneture. iv. 50 ; vii, 47. Wisconsin, Chamberlin. vii, 378 ; new method of measuring he~ghts compared with facts in the Alps, v, by means of the barometer. lv, 404. 233. 522 GENERAL INDEX.

Glacial deposits and phenomena: :lacier periodical variations of, iii. 56. Slinnesota, Winchell, i. 358 ; Up- Studies in the Alps viii 400. ham, iii. 62. viii, 316 ; gold in drift. Kork on. by Shaler, ii, 78. viii. 155. 7lrtcZstone. J. H.. refractiou equivalents. Minnesota valley, L. Winnipeg ix. 55. region. Dana, iv. 428 : lipham, v, :laser-DeCew, G . Electric Machines, v, 156, vi. 327, vii. 34, 104. 151. . Central North America. G. 211 $lass, residual elasticity of. Sherman, Dawson, is. 408. ix. 388. Upper Missouri Region. hfontana, :lucose, crystallization of, iv. 59. Dakota. White. v, 206. vii. 112; :lycogen, precipitation of, iv, 227. 12r,wberry, xxx, 339. :old. see GEOLOGYand MINERALS. Colorado, extinct of. Hills.vii. 391. 7oodale. G. L.. origin of starch graius. West of Rocky MLs.. SierraITeva- i. 330. da, i. 149, xxx! 315 ; Alaska, viii. botanical notices, i, 249 ; v, 161, 74. 237. 312, 479: vii, 322, 415 : viii, 239. Canada, Andrews, vi. 99 (unusual 474 : ix, 72 ; xxx. 164. 488. scratches) : in New Brunswick, xxx, Wild Flowers of America. vii, 414. 242. Physiological Botany, xxx, 488. Hudson's Bay region, xxx, 242 ; Yorceix, Brazilian minerals, vii, 73. terraces about L. Ontario. Spencer. :ordon, H!:.H.. Electricity and Magnet- ii. 15 1. iv. 409. ism, i. 8t;. 140. in Scandinavia, terraces and coast Yore. G.. "transfer-resistar~ce."xxx. 238. lines, ii 149. iorges and waterfalls, Davis. viii, 123. of the Shetland Islands i 158. 7ould. B. A,, algebraic expression of in the Alps. two glacial eras, etc.. diurnal varmtion cf temperature, iii, 99. vi, 72 ; map of ancient, ix. 65. Anwles de la Officina hleteorologica in the Southern hernis~here,vi, Argentina, iv. 301. 488 ; ix, 345. Resnltados del Observatorio Na- flood, Koworth on, iii. 418. cional Argentiuo, iv, 302. kames. Stone. ii, 437. vi. 328, viii. Report upon the unification of longi- 152 : Dana, ii. 45 1, Chamberlin. rii. tudes, viii, 221. 388. Kinahan (Elm). ix. 135. Letter from. viii. 480. term~nal moraine. Chumbe~lin.iv, Star Catalogue. ix, 79. 93, vii, 68, viii. 228; Dana. viii. 231 ; $ratings. concave, for optical purposes, Upharn. iii, 62 ; Smock. v. 339; Wright. vi, 67, 87. 214. vi. 44. 326, vii. 410; Lewis. viii. 2:3l. :ravis. 9.,Vegetative organs of the 276. Nettle, xxx. 84. period, date of. Wright. i, 120. hvity in Japan, i. 99 ; ix. 404. cause of, S. V. Wood. vi. 150, '244. lunar disturbance of. iii, 49. oscillation of land in, Jarnieson, hay. Audrew. Absolute Measurements iv, 473. in Electricity and hlagnetism, vii. 487. man, relations to, Abbott. iii. 152 ; Gray, A., Darwin's Power of Movement Babbit, vi, 328. in plants, i. 245. buried valleys, ii, 151, 486, v, botanical necrology, iii. 330 ; vii. 472, vii. 149, ix, 392. 242 ; viii. 319; ix, 169. Mediterranean basin in. xxx. 243. notices. ii. 235. 491 ; iii, 69. Glaciation, influence of convection on, 159, 244. 326. 492; iv. 72. 156. 296. Becker. vii 473. 400. 476: v. 79. 162. 235. 312, 394, Glacier, cause of motion of. iii, 434, vi, 480; vi, 77, 245. 322, 486: vii. 155, 149 241, 413, 494; viii, 75, 165. 237. 402. structure and movement of, iii; 59. 472; ix, 264; xxx, 82. 164, 245. 402, iv, 146. 487. thickness of, 3fcGee, ii, 264 ; Smock. nomenclature, iii, I57 ; vi, 417. vii, v, 339. 396. Alaska. buried ice, i, 107. compass-plant. iii. 160. Greenland. iii, 363. vi, 41 3, vii, 241 ; Flora of N. America, iv, 321 ; viii, Croll, vi. 488. ix. 300. 323. subsidence caused by, JfcGee, ii 368. Charles Darwin, iv, 453. meridional deflection of, MCGee, ix. Contributions to North American 386. botany, iv. 298. 2 71 VOLUMES

Gray. A,. lignified snake from Brazil. v. Kale, H., Iroquois Book of Rites, vi 79. 248. DeCandolle's origin of cultivated Hall. A , variations of latitude, ix. 223 plants, v. 241, 370 ; vi. 128. star system 40. o2 Eridani, xux 403. P!ngler's development of the Vege- Double Star Observations, ii, 84. table Kingdom. v. 394. KaZl C. E, geology of Philadelphia Brook's law of Heredity, vii, 156. County, v, 310, 473. tendency in variation, vii. 326. KalZ E. H.. rotational coefficients of gender of names of varieties, vii. variouq metals, v. 21.5. 396. rotation of equipotentlal lines of Clematides hiegalanthes, vii. 494. electric current, ix 117. George Rcntham. vi~i,31 9 : is. 103. Tall. J,Sections of Taconic regions, viii. memorials of Engelmann and Heer, 31 1. viii. 61. Devonian fossils of N. York. i. 44. Synoptical Flora of North America. Bryozoans of the Upper Helderberg. viii 237. iii, 153. Botanical Text-book, xxx, 488. Fauna of the Niagara of Central Greenland Flora of, not.. iii 247. Indiana, iv. 294. glacier and glacier ice of, iii, 363 : Corals of the Niagara and Upper vL.413. 488 ; $ii. 241. Helderberg. iv. 295. minerals from: v. 158 ; is, 72. Lamellibranchiata, New York Geo- Grimes! J: R. creation of continents by logical Survey. v, 391. ocean currents. ix. 339. Monomyaria of the Upper Helder- Grinnell. G. B.. notice of Odontornithes. berg, etc.. noticed, viii. 234. i. 256. Carbouiferous Enrypterid~,is, 69.

Grote. A. R..Sphingidz - - or Xorth Amer- Iall's phenomenon, vi, 475; vii, 486. ica. v, 210. Ilallock, W.. Smee battery and galvanic Groth, P., Tab~llarischeUebersicht der polarization, v. 268. Mineralien, iii. 157. researches on magnets, vii. 321. Physikalische Kystallographie, xss. lalogens, reciprocal displacement, v, SO. 305. Guides for Science Teaching, iii, 336. vapor-dcnsity of, iii. 143. Gulf of Ihiexico, see GEOLOGY. -Iamlin, A. C.. Leisure Hours among the Stream, investigatious of. iv. 447. gems, ix, 84. 479; vi. 80. lamlin. C. E.. Syrian Foesiis. vii. 490. Giirnbel, K. W. von. Geologie von Bay- {anks. H. G., Catalogue of California ern, viii. 317. State Museum, v, 88. Guyot. 8..on the dry zones. vi. 161. California Biineralogical Reports, v, hfemoir of Lollis Agassiz, vi, 248. 392 ; vii. 493 ; is. 263. Report of E. M. Museum. Prince- Ycrnnny. J: B.. density of solid and liquid ton. v. 87. cast-iron. i, 147. Tables. hfeteorological and Physical. Iann. J., Handbuch der Klimatologie. is. 258. vi. 80, 158. lansen, E. C.. on alcoholic ferments, ii, 492. H larger, O., New England Isopoda. ii. Haacke. eggs of Echidna. viii. 475 ; xsx. I dl 1 85. I "Blake" Isopoda. vii. 417. Hackel. E.. Uonographia Festucarum Harkness. W., comet b. 1881, ii. 137. Europaarum, vi. 77. solar parallax. ii. 375. H;eckel E.. Xedusen, noticed, ii, 160 B J. Life of Logan, v. 316. A Visit to Ceylon. vi. 80. 157. meneghinite: tennantite, vii. 41 1. Hague. A.. volcanoes of northern Cali- fornia, etc.. vi. 222. voicanic rocks, 40th parallel, vii, 66, 453. ford. Conn.. i. 496. Eureka Hill Mining District, vii. 65, 68. lines in photographs of spectra. iv, rocks of Tashoe, Xevada, xxx, 388. flag&, J. D.. hlining Industries. iii: 162. G. T..chemical contributions. Hailstorms. iii; 249. 524 GENERAL INDEX. P8

Hustings, C. 8..on the sun. i. 33. Heat rays, absorption of, by gases and color correction of double objec- vapors, i. 236. tives, iii, 167. utilization of underground. xxx, 317. Haswell. W. A.. Catalogue of Australiau see Absorption and Temperature. Crustacea. iv. 478. Heckel, histology of ascidia, xxx, 489. Euughton. S.,evolution of the earth- Heicht of signal ser\.ice stations, ii, 18. moon system. iv. 335. Ueleilprin, A,. Tertiary deposits of the influence of eccentricity of the Atlantic slope, iv. 228. earth's orbit on climate, iv. 436 nummulitic deposits in Florida, iv, Lectures on Physical Geography. i, 294: v, 158. 150. Tertiary of Eastern and Southern Hawaii, volcanic eruptions in. i. 79 ; United States, iii. 153 : ix] 69. ii, 226, 322. Town Geology, xxx, 401. maps of. xxx, 406. Helmholtz, I{., Popular Scientific Lec- Dutton on. xxx, 487. tures, i. 510. Hawes, G. W.! Albany granite. Sew dispersion, theory of viii, 457. Hampshire, i, 21. Hemsley, W. B., Botany of the 3hallen- liquid carbon dioxide in smoky ger 'xpeditiou. rxx, "402 qnartz, i, 203. Flennessy, figure of hlars. i. 162. doleryte of Eastern N. America, ii. Henry, Joseph, memorial of, i. 416. 230. Herbage. see BOTANY. obituary of, iv. 80. 159. Yerrick. C. L.. Orustacea of Slinn., ix. 68. Hayden. F. V., Bulletins of Survey, i, 83, lesperidin, ii, 2 18. 328 : ii, 408. 409 ; iii, 153 ; iv, 401. Yicks, L E., test well in the Carbonif- Geological Reports. vi, 243. 409 ; erous of Nebraska, ix. 159. ix. 260; xxx, 296. Yidden, W, E.. N. C minerals and local- Geological hIaps, i, 244; vii, 153. ities, i. 159 ; ii. 21. 489 ; iv. 372 ; ix. Hayes. H. I., use of photography ln 249. electrical measurements, ix, 374. octahedrite. Bnrke Co.. N. C.. i. 160. a1 ternating currents, ix. 3i7. xenotime. Burke Co.. K. C., i, 244. irregularities in the actiou of gal- Whitfield Co. meteoric iron. i. 286. vanic batteries. xxx, 34. peniculated zircons. i. 507. Hazen, H. A,, projection of lines of equal fluid-bearing quartz crystals, v. 393. pressure. i, 361. herderite, Naine. vii, 73. 135. reductiou of air pressure to sea- tourlnalirle from Maine. vii. 154. level. i, 453. transparent crystal of microlite. xxx, barometric pressure at high stations, R? iv, 105. hanksite from California. xxx, 133. the sun-glows, vii, 201. Tiggs. P., Mugueto- and Dynamo-Elec- thermometer exposure, vii, 365. tric hlachines. ix. 336. tornadoes, viii, 181. Yilgard, E. W.. Tertiary of the Gulf of condensiug hygrometer aud the Mexico. ii, 58. psychrometer, xxx. 435. soil analysis, ii, 183. Hazen. TV. B., Signal Service Report, iii, Old-tertiary of the Southwest, xxx. 7. R-. 366. Heap. D. P.. International Exhibition of Agricultural Report, i. 407. Electricity, riii. 310. Cottou Prodr~ctionof Lousiana, ii. Hearlng, binaural, iv, 144. 245. Heat, Tuit. noticed, vii. 488. Agricultural features of arid regions and electricity, is, 60. of Pac~ficslope, v 240. Fourier-Poisson theory of conduc- Yilgnrd. J. E., Gulf of Mexico. i. 288. tion of. iii, 322. Clarke's Geodesv. i. 3Y7. in iron from magnetic force. vii, 58, al;puinted s~i~erinterrdentof Coast 238. Survey. 15, 162. measurement of, i, 187. Coast Survey Reports, vi 413 ; viii, propagation of. in rock, iv, 154.472. 320-- . sound from intermittent beam of. Yill. E., evaporation and eccentricity in i. 323, 324, 463. glacial periods, iii 61. specific, of substances at high tem- %ll, H B., chenilcal contributions, vi, peratures. ix. 331. 332. .Id1 A-. radiations, isolation of, vi, 476. Hd1, 3'. C.. arltennre of bfeloe, v, 137. 291 VOLUMES XXI-XXX. 525

Hill. W. N., heat produced by reversals Houzeau, J. C., Bibliographie g6n6rale of magnetization, vii. 58. de I'Astronomie. i. 253 ; iv. 76. Hillebmnd. W. F., minerals in basalt of Houey. H. C., danger from coal-dud in Table blountain. iii. 452 : iv. 129. min~ng.ii, 18. minerals from Pike's Peak, iv. 281. American Caverns, is, 238. cryolite. Col.. vi. 271. 496. Hudson River, ou waters of: ix. 347. lollingite, cosalite. etc.. Col.. vi~,349. Hugqins, W., photograph of spectrum of guitermanite, zunyite. Col.. ix. 340. nebula of Orion. iii, 336. Hills, R. C., Jura-Trias of southwestern photographing the solar corona, v. Colorado, iii. 243. 126 ; vii. 27. dioptase from Arizona. iii, 3'25. Hull. K, Geological maps. v. 310. extinct glaciers. Colorado. vii. 391. Hungerford, E.. snow and ice under kaolinite from Colorado, vii, 472. pressure. iii, 434. Hinde. G. J.. crinoids with articulating Hunt, T. S,celestiai chemistry, iii, 123. spines. ix, 339. the decay of rocks. 6i, 190. Silurian Annelids of Gotland, v, 392. origin of crystalline rocks, viii, '12. Catalogue of Fossil Sponges of the Geological History of Serpentines. British Museum. vii, 492. vii, 489. lieceptaculida, ix. 69. The Tacouic Question, vii, 490. Hinrichs. G., cold of January, 1883. Huntington, 0. W., atomic weight of in Iowa, v. 239. . cadmium, ii, 148. Hitchcock. D. H.. lenticular hills, vii. 78. spectrum of arsenic. ii. 214. . crystalline rocks of Alabama. xxx, chemical contributions, vi. 145. 278. Hutton, F. W.; origin of the fauna aud Geological map of United States, i. flora of Sew Zealand. ix. 343. 505. Huxley, I: B., the salmon disease, iv, 14. Geological section across N. Hamp- Hyatt. -4.. Fossil Cephalopods, rii, 488. shire. and Vermont. ix, 66. Hydrates of the sulphydrates, v. 307. Hitchcock. C. H., volcauic eruption iu Hydrocarbons. structure of. i. 87. Hawaii, ii, 228. of Alnerican petroleum, i. 137. Hitchcock: R..callses of variation, viii. 49. Hydrogen, action of nascent, v, 306; vi, Synopsis of the Fre~h-waterRhizo- 318. pods, iv. 157. peroxide, action of, ix. 333. Hojhann, G. C.. Canada samarskite, iv, persolphide, xxx, 482. 475. sulphide. determination of. ix, 333. coals and lignites of the Northwest phosphide, spontaneously inflamma- Territory. xxx. 77. ble, iii. 144. Holden, E. S., light of telescopes used Hygrometer. coudeusing, Hazen, xxx, as night-glasses, ii. 129. 435. comet b, 1881. ii, 260. Hyoscin, i, 400. transit of Mercury, 1881, iii, 48. Hyoscyamine: i, 400. rings of Saturn, iii 387. Hyponitrites, vii, 406. nucleus of comet of 1882, iv, 435. observationsof the transit of Venus, v, 71. 1. Director of Washburn Observatory, Ice at high temperatures, i, 385; ii, 148, i, 254. 220. Nebula of Orion. iv. 302. effect of pressure on iii, 434; vi, 68. Holder. J. B. Atlantic Right TVhales, v. elasticity of. fiozubridge. ix, 349. 482. Greenland and antarctic. Croll, vi, Holman, S. W., method for ca!ibrating : JAR thermometers. iii. 278. living organisms in, Leidy. viii. 476. Hooker, ,J. D.. Icones Plant~um.iii, 71. of buried glacier in Alaska. i, 107. Flora of British Iudia. v, 162. physical properties of, vii, 62 ; ix, Genera Plantarum. v. 481 ; vi. 245. 335 Student'sFlora of the British Islands, see also GLACIAL. viii. 238. Idaho. native lead in. v, 161. Horse, see ZOOLOGY. Iddings, J. P., volcanoea of northern Hough. F. B., Journal of Forestry, iv. ~' California, etc., vi, 22'3. 400. volcanic rocks of the Great Basin. Elements of Forestry, iv, 408. 1 vii, 66, 453.

311 VOLUMES XXI-XXX. 527

Reeler. J. E.. absorption of radiant heat Rum, G. F., tourmaline and associated by carbon dioxide, viii. 190. rriinerals of Allburn, Me.. vii, 303. Kentucky, glacial bonndary in, vii. 4'10. andalnsite. Gorham, Xe.. vii, 305. Kerr. W. C.. topography of North Caro- white garnet, Canada, vii. 306. lina, i. 216. chlorophane, Amelia Co., Va, viii, action of frost in arrangement of ! 235. earthy material, i, 345. 1 American pearls, ix, 83. obituary of, xxx, 248. I meteoric iron from RTew Mexico. Ketiues. ii. 31 9. ; xxx, 235. Keweer~awrocks, see GEOLOGY. antimony, New Brunswick, xxx,275. Kimball, J. P.,specular iron ores of ' Konze, O., Phytogeogenesis, vi, 414.486. Santiago de Cuba. viii. 41 6. Monographic der Gattung Clematis. ina ah an- J. H, origm of jointed qtruc- xxx. 84. ture iv 68; v, 476. use of the term Esker or XBm L drift ix, 135. Lacoe, R. D., Paleozoic Insects, vi, 75. Irish and Canadian rocks, xxx. 78. Lactosin, a uew carbohydrate, viii. 149. Kinematics of Solids and Fluids ilfinchzn Lake Tahoe, physical studies of, vii. 145. v, "3. Lakes Agassiz, Bonneville, ICrie. Lahon- King, C., Report of U. S. Geological tall, O~itario,and Winnipeg, see GE- Survey, ii, 487. OLOGY. Production of the Precious Metals of Oregon, changes of water-level in the United States, iv. 7 1. in, i, 415. Ki~micut, L. P.. chemical contribr~tions. pelagic fauna of, v. 83. vi, 143. Lalar~deprize, iii, 250. meteoric iron from amorlnd iu Ohio, Lancaster. A,, Bibliography- -. of Astrotlo- vii, 497. my, i, 253. Kirk. T. W.. new Cephalopoda, iv. 477. Lar~dero,Minerals of Jalisco. ix. 420 Klaunfarbe. iii. 147. Candreth. 0. H., transit of Venus obser- ~limatolo~ie,Handbuch von, Iiann vi, vations, Vanderbilt Univ.. v, 428. 158. Langley J. W., chemical afinity, viii, Knight. S. M,boiling point of sulphur, 360, 43i. vi, 145. Lungley S. P. the actinic balance, i, 187. Knight's new Mechanical Dictiouary, iv. sunlight and skylight at high alti- 77 tudes, iv. 393. ~o&ne.E., Lythracez of the United transit of Venus observations. blle- States. xxx, 83. gheny Observatory, v, 86. Kohlransch, F., researches on maguet- selective absorption of solar energy, ism. vii, 32 1. v, 169. Kokscharow. N. v.. hiineralogie Russ- wave-lengths in the invisible pris- lands, iii, 68 ; v, 159 ; vii. 41 2 ; xxx, matic spectrum, vii. 169. 318. amouut of atmospheric absorption, Konkoly. N de, spectroscopic observa- vlii, 163, 242 tions of comet Pons-Brooks, vii, 76. tran8mission of light by wire gauze Konig, G. A,, jarosite, i, 160. screens, xxx. 2 10. Koons. B. F., high terraces of Eastern optical properties of rock-salt, xxx, Conneeticot, iv, 425. 477. pot-holes. Gurleyville, Conn., v. 47 1. Janthanum, atomic weight of, v, 381. kettle-holes near Wood's Iioll, ;apparent, Ohologie, iii, 164 ; v, 158. Mass., vii, 2160; ix. 480. Casaulz A. v., cosrnical dust, ii, 86. k'ot6. B., studies of some Japanese rocks. Einf~ihrung in die Gesteinslehre, ix, 41 8. xxx. 402. Krakatoa eruption, an effect of, on Java, >atitode, variations of, Hull. ix. 223. xxx, 396. Lava, see GEOLOGY. Krohn. F., Magneto- and Dynamo-Elec- ,avall6e. 8.. Arboretum Segrezianum. tric 3Zachines. ix, 336. ii. 238 ; v 312. Kunz G. F., topaz. Stoneham, Xe.. v, Clematides Megalanthes, vii, 494. ~-.161; vii, 212. law of definite oroportions, variability - A amber. N. Jersey, v, 234. of. vi. 63. 310. sapphire from llexico. vi, 75. Lea, X C., silver salts and coloring emeralds, N. Carolina, vii, 163. matters, ix. 53. 628 GENERAL INDEX. [32

Lead peroxide, preparation of, iv, 466. Light, interference phenomena of. Michel- Leaves, see BOTAXY. son. iii. 395. LeConte, John. sound-shadows, in water, penetration of. in Lake Geneva, ix, iii, 27. 257 : In Lake Tahoe, vii. 145. jointed structure, iii. 233. in sra water. ix. 495. attractions and repulsions of small spectroscopic observations with floating bodies, iv. 41 6. monochromatic. iii, 322. physical studies of L. Tahoe. vii. 145. standard of, v. 79 : riii, 72. 150 ; horizontal motions of floating bodies xxx, 128. and the theory of capilhrity, vii. 307. velocity of, ii. 3 16. LeConte. Joseph, vein-formation. iv. 23 ; see also Iiefmction. Polarization and . v. 424; vi.-1. Spectrum. Sight. noticed, i. 405. Lightning cond~~ctor,space protected by. Lectures to the emplovds of the Balti- i, 111. more and Ohio R: k,vi. 248. tr~bes,see Fulgurites. Leff~nann,H. geyser waters and deposits Lignite, see GEOLOGY. of Tellowstone Park. v. 104. 36 1, 400. Lille. infection of the waters of. iv, 318. Lefroy; J. H.. Magnetic Survey of Clan- sulphuro~isoxide in air of. vii. 54. ada. vii. 330. Limpricht. Rahenhorst's Kryptogamen Lehmann. J., die Entstehnng der alt- Flora. xxx. 488. krystallinen Scl~iefergesteine,viii. 392. Lindberg. S. 0.. Peat-mosses, iv. 156. Leidy. J. ~~rgnnismsin ice, riii, 4i6. Lindenkohl. 8..dimensions of the Gulf Rhinoceros and Hippotherimn from of Mexico, viii, 320. Florida, ix. 418. geology of sea botto~nin approaches Lekene, vi, 403. to New York thy, is. 476. Leonhard. A. V., Mineralogy of Xis- Lindstrom. G.. Sihrian Corals, iv, 295. soari. iv. 7 1. Linnean Society. Journal of, iv. 299. Lesley. J. P.. Catskill plateau in Penn.. of New York. Transactions of. v. i72. iv. 478; v. 239 ; viii, 319. orebedsof CcntreCo.,Penn..viii.397. Liquefaction from reaction of solids, Pennsylvania Geol. Report#, i. 153: Walton, ii, 206. ii. 78; v, 472 ; vii 69, 7 1, 407 ; viii, Liqnid state of matter, limit of. iv, 289. 396. Liqnids, evaporation and molecular Atlas of Pennsylvania, is, 340. 496 : weights of. ix. 163. xxx. 160. measurement of resistance of. rxx, Lesqnereux L.. Coal Flora of Pennsyl- 484. vania. i. 329. 409: viii, 470. reciprocal solntions of, iv. 464. Mosses of N. America, viii. 155. surface tension of, iv, 287. Cretaceous and Tertiary Flora, ix. Litmus, coloring matter resembling, ix, 260. 166.

Levier.- ~ Plantes $ Fourmis xxx. 246. Littrow form of spectroscope, iv. 60. Lecison. W. G.. the epectro-polariscope Liueing. G. D., on recent progress in in sugar analysis. iv. 469. chen~istry,iv. 312. Lezuis. H. C.. helvite from ViEginia io, Licersidge, torbanite of K. S.\Vales. ii 32. 166. Minerals of N. S. Wales, not., vi, 76. supposed glaciation south of the Lloyd, J. U.. Drugs and Xedicines of terminal moraine. viii. 276. Sorth America. viii. 474; xxx. 246. Pennsylvania Geol. Report, viii. 23 1. Loeb. 3L,chemical contributions. vi. 142. Lichtenborg's fignres, iii. 240. Logan, TV. E., Life of, Hawington, v, Liebip. hust of, vii. I!i9. 386. statue, method of cleaning. vii. 3 16. Long Island, see GEOLOGYand Glacial. Liebig. G. A.. ~pecificheat of water. vi. 6i. Long. J. H.. indices of refraction of com- Light. Tnit, noticed, viii. 310. pound ethers, i, 279. absorption of, iii. 50, 486. Loomis. E.. contributions to meteorolo- and electricity, iv. 146. gy,i,l: ii,l; iii.1; iv,l; v,l; vi, effect of, upon electrical resistance 442 : viii, 1, 81 ; xxx. I. of metals. viii. 133. Lord, E.. Comstock Mining and Miners, electro-magnetic theory of, iii. 262. xxx. 318. 460 ; v. 107 : vi. 320. Lorenzen, J., socialite-syenite minorals, influence of, on chemical reactions, Greenland, v, 158. ix, 400. Lory, the occidental Alps, ix, 417. 331 VOLUMES XXI-XXX. 529

Lotti. B.. origin of Tuscan granite, viii. Maine, geology of Frenchman's Bay,iii. 64. 155. glacial drift on Nt. Ktaadn, ii. 229. origin of Italian serpentine. vii. 492. erosion in, iii. 242. Louisiana, native mercury in. tT,%"illcinson. scratches in. Stone. xxx. 146. ix, 280. kame rivers of, vi, 328 ; viii, 152. Lubbock. J.. presidential address, ii. 268, kames of. ii. 487. 343. Minerals of: allanite, vii, 412 : anda- Lunge, G., manufacture of solphn~ic lusite. vii, 305 ; chrysoberyl. is, 263 ; acid. i. 75. 144. herderite, vii, 73, 135, 229. viii. 401 ; distlllat~onof coal-tar v. 151. topaz. etc.. of Stoneham, v, 161. vii. Lupton N. T., meteoric iron from COT- 212, ix. 378 ; tourmaline of Auburn, huila, Mexico, ix, 232. vii, 154. 303. Lyrian B S. Pennsylvania survey of Silurian fossils in, ii, 434. the anthracite field, v, 387. ilfullet. J. W.. atomic weight of aluminum. Lyman T. '.Blakeu Ophiuroidea vi. 159 i, 321. sipylite. ii. 52. Texas meteoric iron, viii, 285. Report on potable water. ix. 490. Nabery. C. F., chemical contributions. Man. antiquity of. Dawkins. iv, 314. vi, 142. British types of, iv: 317. the electrical furnace. xxx. 308. Prehistoric, Dnzuson, viii. 158. Macfarlane. J.,Geological Railway Guide, see under GEOLOGYand ZOOLOGY. viii, 47 1 : xxx. 244. Manitoba, lignitic plauts of. ii. 233. Mackintosh, J. B.. on herderite, vi~,135 ; Marble border of Testern Sew England. viii. 401. noticed, xxx. 402. titanic iron sand, Brazil, ix, 342. Jlarcou, J.,Taconic rocks. ii, 321. Macouu's Catalogue of Canadian Plants. Mark. E. L., on development of Limax ix, 265. campestris ii, 494. hladan, H. G.. Tables of Qualitative Marks IT7 D. Proportions of the Steam Analysis. iii: 80, 160. Engine, vii, 321. Maqie. W. I?, shadows obtained during Mars ephemeris of satellites of ii 48:. the glow discharge, i. 394. figure of, i. 162. Magnesium, platinized, as a reducing Marsh gas. preparation of. viii. 148. agent, vi. 66. Nnrsh. 0. C.. American Jurassic Dino- Magnetic action, effect of, on au electric saurs. i. 167, 417. current, Hull, ix. 1 17. Cceluria, i. 339. , declination. and sun-spots. i. 238. Laopteryx, i, 341. in Missouri, i, 241. American Pterodactyls, i, 342 ; iii, in United States. vii, 245. 251 ; vii, 423. field, effect of, on light, ix, 167. Jurassic mammals, i. 5 11. force, measurement of. viii, 223 ; ix, reetoration of Dinoceras, ii. 3 1. 404. Jurassic birds and their alhes. ii. 337. observations, arctic. ii, 49, 164 ; is. classification of the Dinosauria, i. 50. 423 ; iii. 81 ; vi, 86 ; vii, 167. 337. polarity and heutrality. viii, 309. wings of Pterodactyles, iii, 251. pole, electrostatic dimensions of, iv, restoration of Brontosa~irus.vi. 8 1. 144. supposed human foot-prints, vi, 139. storms, v. 308. the Diplodocidse. vii. 161. survey of Canada, vii, 320. the order Theropoda. vii. 329. of hlissonri, Aipher. i, 310. new order of Jurassic reptiles, vii. Magnetism as affected by hardening, iii, 341. 414 ; iv. 180 : vi. 320. metatarsal of Ceratosaurus. viii. 161. effect of c61d on, Trowbridge. i, 316. names of extinct reptiles, ix, 169. of steel andnickel, v. 309 : xxx. 218. Odoutornithes of, noticed. i. 255. works on, see ELECTKICALWORKS. Dinocerata. noticed, ix. 169, 173. Jlagnetization, changes in length of iron Martin, H. N.. Handbook of Vertebrate rods, produced by, xxx. 315. Dissection, v, 481 ; viii. 77. heat produced by reversals of. vii. blartius, 15. v.. Conchologisclle Mittheil- 58. 238: viii. 225. ungen, iii, 422. maximum of, iii, 41 3. blascart. E., Electricity and Magnetism, of iron and steel, ii, 398. vi. 80, 148. 5 530 GENERAL 1x1)~~. [34

Hassachusettz, amygdaloid of Brighton, McGee, W. V., Geological Map of the iii, 65. United States, xxx, 244. argillites at Braintree. Dodge. v. 65. ~IcLIaster,J. B., Bridger Beds, ii, 235. coal plant at'ATorcester.Perry. ix. 157. IlcRae. A. L., elasticity of ice ix, 349. Deerfield dyke. Emerson. iv, 195. i1edals of London societies. v. 399. 270. 349. rrediterranean basin, in the Glacial felsite near Boston, ii, 80. per~od,xxx. 243. of Xlton, v. 475. rlell, P. H.,the Claiborne group, i, 157. galinite of Rove. Dana. ix. 455. Eelting. modes of. ii, 220. kettle holes near Wood's Holl, points, apparatus for determining, Koons. vii. 260 ; ix. 480. iii, 482. metamorphic rocks of, Dana. viii, Kendenhall. T. C.. gravity at the summit 393. of Fujiyama. i, 99. quartz sand and kaolin of, in Berk- coefficient of expansion of a diffrac- shire. Dana, viii, 448 ; ix. 57. tion grating. i, 230. rocks of Bernardston. CVhi@eld, v. Edison's tasimeter. iv. 43. 368. differential resistance thermometer. syenite of. iii. 418 ; v. 69 ; xxx, 163. xxx. 114. Berkshire taconic, see Taconic under .\Ieteorology of Tokio. i, 86 ; iii. 496. GEOLOCTY. Ilenke, A. E.. chemical contributions, vi, terraces on Cohnectic~t,see Terraces 141. under GEOLOGY. Kercer, H. C., the Lenape Stone, xxx, 79. Triassic trap of, Davis, iv, 345. Vlercuric fnlminate. i, 235. Matter. Properties of. Tait. xxx, 24 I. Kercury, distillation of in vacuo, Wright, Jfatthew, G. F., Paradoxides Davidis in ii, 479. America. xxx. 72. oxidation of, ii, 217. new Cambrian pteropods, xxx, 293. pump, new form of. i. 401. Matthew. G. J., Fanna of the St. John specific resistance of. iv. 62. Group. viii. 74; ix, 419. surface tension of, iv, 61. Manna Loa, see Hawaii. vapor tensiou of. iv, 144, 287, 392. hlaximowicz. C. J.. Coriaria, etc.. iii. 159. Eercury, transit of, 1881, iii, 48. Diagnosis Plantarum novarum Asi- transits of, Nezucomb, v; 317. aticarum. iii. 245. Meridian, conference for the adoption of Xaxwell, James Clerk, Life of, ix. 34'1. a standard. v. 231. Elementary Treatise on Electricity, Kerriam, C. H.. Vertebrates of the Adi- iii. 149. rondaclc, iv, 478 ; v, 239 ; viii. 319. Mayer. A. 31.. measurement of vibrations new species of Shrew, viii, 319. of tuning-forks, xsx, 485. Kesitylene, preparation of, vii, 56. Maynard, J. C.. Manual of Taxidermy. Hetallic vapors, infra-red emission-spec- vi, 80, 158. tra of, viii, 457. i1ZcCay. massive saWorite, ix, 369, 496. reversal of lines of. ii, 220. &Gee. W. J., orographic displacement. Hetallurgy of Iron. Bauerman. v, 169. i, 276. Lfetals, electrical furnace for, xxx, 308. thickness of ice-sheet at auy lati- quantitative determination of, by tude, ii, 264. electrolysis, ix. 164. local subsidence produced by an rotational coefficients of, Hall.v, 2 15. ice-sheet. ii. 368. Uetasulphites, Berthelot. vii, 403. secular climatal changes. ii. 437. Ketroric dust, ii, 86. evaporation and eccentricity in gla- iron, concretions in. Smith, v, 417. cial periods, iii, 61. see Neteorites, Iron. loss of Des Moines. iv. 202. HETEOHITEE- jointed structure. v. 152. catalogne of, at Vienna, xxx, 402. notice of Penck's Glaciation of the classification of. vi, 41 I ; viii, 470. German Alps, vi, 72. Iron : Brazil, Sta. Catariua, iii, 229; theory of glacial climate.vi. 113. 244. ix, 33, 496 ; Trinity Co., California, origin and hade of normal faults, ix, 469 ; Georgia, Whitfield Co., vi, 294. Hidden, i, 286 ; Slqard. vi, 336 ; ages of river-valleysin Lincolnshire, hlexico. Coahuila, i, 461, ix. 232 ; vii, 240. Michigan, Grand Rapids, viii, 199, meridional deflectior~of ice-streams, xxx, 3 12 ; New Mexico, Glorieta ix, 386. hIts., xxx, 235 ; Ohio, from mound, 351 VOLUMES XXI-XXX. ,531

METEORITES- .lIickleborough. J., locon~otoryappendages vii. 497 ; So. Carolina, Lexington of trilobites, vii, 409. Co.. i, 1 17 : Texas, viii, 285 ; un- llicrophone, the. ii. 87 : iv, 392. known locality, ii, 11 9. contacts, electrical resistance of, ix. origin of, viii. 470. 168. Stony : Maine. Waterville. vi, 32 : metal, in vacuo, vi, 147. Mexico. Jalisco, xxx. 105 ; So. Caro- ZJler. 8. A,, Glyptocrinns and Reteo- lina. Bishopville, vi, 32, 248. crinus, vi. 105. supposed fall in Washington Co., on crinoids, vii. 158. Penn., xxx, 404. North American llesozoic and supposed organisms in. iii! 156 : iv. 7 1. Cenozoic Geology, ii, 234. Neteorological circular Iettcr. xxx. 87. American Pal~ozoic Fossils, iv. Society. of New England. viii. 159 ; is, 498. , Bulletin of, ix. 82. Slinchin. G. hL. Unipl Stations, polar, ii, 164. of Solids arid Fluidq. v 233. Meteorology. contributions to. Lonmis, i. blineral vein, see Veh under GEOLOGY. 1 : ii, 1 ; iii, 1 ; iv>1 ; v, ,l ; vi. 442 : ~IINERALOGIOALWORKS XOTICED- viii. 1. 81 ; xxx, 1 ; Woezkof, iii, 341. Elemente der Mineralogie, Naumann- and earthquakes, Streets; v. 361. Zirkel, iii, 68. of Buenos Aires. iv. 301. Especies Minerales de la Republica of Tokio. Xeladenhall. i, 85; iii, 496. Argentina, Brackebzmh, i. 161. Xeteors, telescopic, v, 398. Lehrbuch der Mineralogie, Tschemak, Xethane. illuminating power of, xxx. iii. 68 ; iv. 232 : vii. 75 ; ix. 420. 156. Mineral Karakteristili. Wiik. iii. 69. Xethyl alcohol, purification of, ix. 401. hIineraloaica1 Reports of California, v, Mexico, anthracite of Sonora. iv, 399. 302 ; Zi: 493 ; is. 263. cuprodescloizite from, vi. 361 ; vii. hfi.nerslogica1 Resources of the U. S., 412. Williams, ~

MINERALS- .IINERALS- Bschynite, ii, 23 ; Aimafibrite, viii, 236 ; of, xxx. 81 ; in Brazil, iii, 97 ; iv. 34 : Aimatolite. viii. 236; Albine. iv. 132 ; Dioptase. Arizona, iii! 325 : Dolomite, Albite, iv. 201 ; vii. 304 ; Allaktite. i. 435 ; Dopplerite. ii. 489 ; iii. 154 ; vii, 494; Allanite. iv. 374 ; v. 160 ; Dufrenite, ii, 65 ; Dumortierite, ii, vii. 412, 479 ; viii, 2 1 ; xxx. 108 ; 157 ; Dumreicherite, v. 393. Alaskaite, ii, 491 ; Alunogen, viii. 24 ; 3ichwaldite, vi. 485 ; ICleonorite, i. 411; Amber, v. 234: Analcite, iii, 457 : iv, b:meralds. N. Carolina. ii, 489 ; vii, 358 ; xxx. 11 " Andalnsite, vii, 305 ; 153 ; ix, 250 ; xxx. 82 ; Empholite, vi, rlnnabergite.viii, 122 ; Bnnerodite, ii, 156 ; E>ndlichite. xxx. 81 ; Enophite. 490 : Anthracite. iv, 399 ; of Penn- iv. 70 : Enstatite, iii, 155 ; vi, 33 ; sylvania, ii, I52 ; v, 387 ; vii, 407; Epidote, iv, 350; Erythrite, xxx, 163 ; Antimony, native, xxx, 276 : Apatite, Euxenite, iv, 372. iv, 475 : viii, 74: from Maine. vii. 7airfieldite from Bavaria. ix. 420 ; Fay- 2 15, 304, 480 : Apatoid, vi. 32 ; Apo- alite. ix, '250 ; xxx, 58 ; Feldspar, v, phyllite. iv, 1'19; Arctolite. ii, 156 ; 331 ; enlargements. Vanhise, vii. 399; Aragonite, v, 42 1 ; Antunite. vii. 2 14 ; Fergnsonite, iv. 373 ; Fibrolite. iv, Axinire, iv, 350, 354. 439. 399 ; Fluoiite. iv. 35 1 ; v. 33.1 ; vii. Barite, iv. 354: Begeerite, i. 411 ; Berg- 215 ; Fredricite, ii, 156 ; Frigidite, ii! amaskite. iii. 155 ; Berlauite, iv. 70 ; 166. Bertrandite. vii, 411 ; Beryl. alkalies iahnite, ix, 455 ; Galenite. iv, 351 ; v, in, viii, 25; from Dakota, vi, 235; 339 ; synthesis of, viii, 456 ; Garnet. Maine, vii. 214: N. Carolina, i, 159 ; v, 333; Gearksutite. vi. 264 : Ger- ii. 24, 489 ; iv. 372 ; Virginia, v; 332. hardtite, xxx, 50 ; Gold, palladium, v, see Emeralds : Bindheimite, ix. 341 ; 161 ; Goyazite. viii, 237 : Graphite, v. Biotite from Maine. vii, 215 : Bismu- 419 ; Groddeckite, vii, 74 ; Guadal- tite. ix, 263 ; Botryolite, iv. 355 ; cazarite, i, 315; Guitermanite. ix. Bournonite, is. 420 ; Brackebuschite. 340 ; Guuuisonite. iv, 70. ii. 157 1 Briiggerite, vii. 493. lalloysite, viii, 23 ; Halotrichite. viii, Calcite. iv. 133. 349, 352. 354; Cassiterite, .24; .. Ilanksite. xxx, 133.136; Hayesine, from Dakota. vi. 235 ; So. Carolina. lu, 458; Helvite. iv, 155; v. 160, viii. 25 ; Virgi11i.a. vii. 41 1 ; Celestial- 338; Hematite. iv, 355 ; vi. 486; ite. v. 421 ; Cerussite. vi. 483 ; Uhab- polyhedral cavities in, iii, 67 ; Her- azite, iii, 454; iv. 356. 358 ; Chal- derite. vii. 73, 135. 229 ; viii, 401 ; chuite. v, 197 ; Chalcomenite. ii, 155 ; analysis of. viii. 318, 471 ; Hen- Chalcopyrite, iv. 350, 355 ; Chenevix- landite, iv, 367 ; Hiddenit*, i, 128 ; ii, ite. ix. 341 ; Chladnite. vi. 32 ; Chlor- 179. 489 ; iii. 68 ; ix. 250 ; Hieratite, ophieite, iv, 276: Chlorophane from iv, 70 ; Hornblende, enlargements of, Virginia. viii, 235; Chondrodite, v, xxx, 231 ; paramorph~c origin of, 3 11 ; Christiauite, ix, 71 ; Chromite in Irtiiny, viii, 464 ; and pyroxene, viii. meteoric iron. i. 461 ; v. 420 : Chryso- 259; xxx, 396; Hiibnerite, vii, 357 ; beryl. ix. 263 ; Chrysolite, ii. 152 ; ar- Humite, v. 31 1 ; Hyalite. iv, 355 ; viii, tificial. iii. 155 : Chrysotile. ix, 32 ; 26 : ix, 263 ; Hydrargillite, vii. 74 ; Cimolite. viii. 23 ; Clevelandite, vii, Hydrobiotite, iv, 70. . 21 5 ; Cliuohumite, v,. 311 ; Cobalto- gelstrornite. vi, 156; Ilesite, ii. 490 ; menite, iv. 71 ; Colemanite. vii, 493 ; Iodolite, vi, 32 ; Iodyrite, xxx, 81 ; viii. 447 : ix. 341 ; Columbite. i. 41 2 ; Iron, uickeliferous, iii, 229 ; native, iv. 153, 372; v. 333 ; vii. 214 ; viii, v. 160 ; vii. 409 ; Itabirite, ii. 222. 340; Conichalcite, ix. 341 ; Corundum. iade and pectolite, viii, 20 ; Jarosite., i, iv, 1.56. 398 ; gems, vi, 339 ; Cosalite, 160; ix, 341 ; Jeremejeftite, v 478; vii, 354 ; Crocoite. ii, 198. 203 ; Cry- vi, 485. oconite. ii, 86 ; Cryolite, vi, 21 1. 496 : Caolin, iv, 349. 357 ; from quartzyte, Culebrite, i. 315 ; Cuprite. iv. 355 ; ix. Dana. viii 449 : crystals. vii, 472 420 ; Cnprodescloizite, vii. 412 ; Cyan- Kelyphite, iv, 70; Kouinckite. ix. 342. ite. i. 428 ; iv, 399. hutite. ii. 155 ; iv. 475 ; Lawrencite, v, Daruourite, iv, 398 ; vii, 2 15 ; viii. 2 1 : 420 ; Lazulite, i, 410 : Lead, native, v, Danburite. iv. 476; v, 161 ; Ihtolite. 161 ; silicate, artificial,xxx. 138; Lepid- iv. 352. 439; ~aubrBelitev. 420; olite, vii. 304 ; Lernilite, (lennilite), Dawsonite, ii, 157 ; Descloizite. ii. iv. 70 : Limonite. ii, 488 ; Lithiophilite, 201 ; Xexico, vi, 361 ; vii, 412 ; Dia- vi, 176: Litidionile, iii, 155 ; Lolliugite, bantite. iv, 198 ; Diamond, hardness vii, 349. MIBERALS- MINERALS- Magnetite, vi, 486 ; hIanganbracite, iv, ite. ii, 490 ; Serpierite. ii: 156; Sider- 232 : Jfanganhedenbergite, vi, 156, ite, iii. 325 : Silfbergite, vi. l5G. 157 ; 157 ; Manganostibiite. viii. 236 ; hlar- Silica, iv, 290 ; artificial forms of, iv, garite. iv. 399 ; viii, 22 : hlargarodite. 230 ; Silicioph~te,iv. 70 ; Silver. na- vii, 21 5 ; hfartite, iv, 375 : Brazilian, tive in N. Jersey: xxx. 80 ; Sipylite. ii. iii. 373 ; Xelanotekite, iii, 155 ; Me- 52 : Snialtite, iii] 380 ; ix, 420 ; Ionite. is, 341 ; Neneghinite, Canada. Sphalerite, iv, 350 ; Sphene, iv. 355 ; vii. 41 1 : Mercury, native, ix. 280 ; cleavage of, is. 486; Spinel, iv, 398; Xfesolite, iv, 133 ; Xetacinnabarite, i, Spodumene, emerald-green. i, 128, 316 : is, 452: Mica, green, vii, 74; 159: ii. 179. 489 : Dakota. vi, 235 ; Microlite, ii, 82; v. 335; xxx, 82; is. 71 ; Steenstrupine. v. 159; Stib- hlimetite. ii. 202 ; v. 160 ; Minium: v, nite. v, 339 ; Japan. vi. 214: viii. 402 : 161 ; hfoiybdomenite, iv. 71 ; bloua- Stilbite, iv, 356, 357 ; Sulphur depos- zite, North Carolina, i, 159 : ii, 21, 2?; its. Utah. v, 158. iv, 247. 250 ; Portland, Conn.. iv. 250; I'alktriplite. iv, 233 ; Tantalite, viii, 430; ix. 263; Virginia, iv, 153. 250 ; v, Tennantite, Canada. vii. 411 ; Thenard- 337 : Monetite, iii. 400, 405 : Nonite. ite. ii, 204; Thinolite. xxx. 390; Thom- iii, 400: Xontmorillonite, vii, 214; senolite, vi, 279; 'Phornsonite, iii, 455 ; hl~uscovite,vii, 215. Tiemannite. ix, 449; Titanite, viii, 934; Satrolite, iv, 355, 356 ; Neocyanite, i, cleavage in. ix, 486; Topaz. Colorado. 412; Xlccolite, viii, 122 3 Nickel in iv. 282 : vi. 484 ; vii, 94 : Xaine! v, Oregon, iv, 155 ; Nocerine, iii, 155. I61 : v~i,212 ; is. 378 ; Torbanite, ii, Octahedrite. i, 160 ; viii, 234 ; Olivenite, 32; Tourmaline. i. 160; iv, 355: viii. is, 341; Onofrite. i. 312. 315; Orpi- 456 ; Maine, vii. 154, 303 ; Triphy- ment. i, 21 9 ; Orthite. iv, 153 ; v; lite, vii. 214 : Triplite, vii, 214 : Tri- 335; Orthoclase, i. 160: iii. 6'7; ar- tochorite. ii. 156 ; vi. 362 ; Troilite. v, tificial, ii, 491 : vi. 276. 41 8 ; Turquois, New hIexico, Silliman, Pachnolite. vi, 276 ; Palladiun~ gold, Blake. ii. 67 ; v. 197 ; Tyreeite. ii, native, v, ,161 : Parachlorite, iv, 71 ; 156 ; Tysonite, vii: 481. Pectolite, viii. 20 ; Phenacite, iv, 382: Ulexite, ii, 323: Uraninite, ii, 23; iv, ix, 249 ; Phytocollite, iii. 155 ; Picite, 372 ; Uranopilite. ir. 476: Urano- i. 411 ; Picro-epidote, v. 479 ; Plati- thallite. iv, 70 ; Urano-thorite, i, 161; num. ii. 26 ; Polylithionite, ix, 72 ; Utahite. viii. 236. Prehnite, iv, 270, 384; Prochlorite, Vanadinite in Arizo~~a.ii. 198. 235; viii, viii. 24; Prosopite. vi, 288, 291 ; 145 ; Vanadium, iii, 381 ; Vauquelin- Prntochlorite, iv, 71 ; Proustite, xxx: ite. ii, 198 ; 403 ; Vivianite. iv, 155 ; 402 ; Pyrargyrite, xxx, 402 : Pyrite, viii. 28 ; Volhorthite, ii, 201. iv. 350; vi, 486: Pyrochlore, v. 339 : Wad. iv, 358 ; Tavellite, vii, 74; Wol- Pyroclasite, iii, 400; Pyrophgllite, vii, lonpongite, ii. 32 ; TVulfenite. ii, 198, 74; Pyroxene and hornblende. viii. 203. Wurtzite, iv. 476. 259 ; xxx. 395 ; of Xew York Island. Xenotime. i. 244; ix. 249. i, 430 ; '' triclinic." vi, 76. Zincalluminite. ii. 490 : Zinckenite, ix, ' Quartz, i: 169; iv, 351; vii, 215, 364; 341 ; Zircon. i. 607 ; iv, 284; vii, 215; Quartz crystals. ii, 23 ; fluid-bearing, is, 250 ; Zoisite, iv, 398 ; Zunyite, is, v, 393'; in sandstones, iii, 257 ; iv, 340. 47 ; v, 401 ; gases in smoky, i, 203, 209: Quartz-twin, Brown. xxx; 191. hlinnesota, brick clays of. iii, 64. Realgar. i, 219 ; Rezbanyite, iv, 476 : Crustacea of, Herrick, viii, 322 ; ix, Rhabdophane, vii, 200 ; Richellite. vi. 68. 411: Rinkite. ix. 72 ; Riolite, i. 315 ; flora of. viii. 472. Rutile, i, I59 ; is, 250. geological reports. iii, 62, 64; v, 88, Safflorite, ix. 369, 496; Salmite, vii, 494; 155: vin, 155, 316, 322, 472; ix, 68; Samarskite, ii, 29; iv, 373, 475; earth- xxx, 396. metals of, iv, 226 ; Sanidine, vii, 94 ; geology of, viii, 316. Sapphire, llexico, vi. 75 ; Snponite, Glacial man IU, vi, 328. iv, 356 ; Saussurite, viii. 21 ; Schnee- phenomena in, Winchell. i, bergite, ii, 756 ; Scovillite, v, 459 ; 358 ; iii, 62. identical with rhabdophane, vii, 500: granite of, ix. 68. ' Schreibersite, v, 418 ; Schuchardtite, hornbleude of, Irving vi. 27. 321 ; iv, 71 ; Selenite. iv. 351, 354 ; Semsey- vii, 130 : viii. 464. GENEHAT, INDEX.

Minnesot:~,red quartzites of, xxx. :I1 6. N hiinnesota Valley in the ice age, Upham. !aphtlralt.ne, molecnlar compounds of, v, vi, 327 ; vii. 34. 104. 228. hlississippi. Old-tertiary of. ix. 457 ; rathorst. A. G.. Fossil Flora of Japan, v, xxx. 60, 266, 270. 300: 421. 396. Mississippi water. analysis of, ix. 291. Jational Dispensatory, viii. 322. hiissouri. longitude of Xorrison Obser- Jatr~ralists.Society of, v. 399. vatory, iii. 77. Jilumann, C. F.. hlineralogie. iii. 68. magnetic survey of. Arbher. I. 3 10. Jebraska, test-well at Brownville. Hicks, ,Ilitchell. H., on changes of level on ?Jew ix. 159. England coast. i, 77. {ebula of Orion. photograph of spectrum Iloale. W. A., Iland-book of bTertebrate of. Huggins, iii. 335 ; Drape?'. iii. 339. Dissection, viii. 7i. Jebnla, photogr:rphs of. i. 401. hiolecular shadows in iucandescent !kf J. A?, chemical contributions, vi, 143. lamps, xxx. 314. ielson, E. W., Birds of Behring Sea and Montana, glacial drift in. White, v, 206 ; tile Arctic Ocean, vii. 41 7. vii. 112. Teurine. containing oxyisopropyl, i. 70. the Green River group in. White, v, Tevada, foot-prints. vi, 139. 411. erythrite from. xxs. 163. Moon's motion, Stockwell, ix. 160. Eureka District, vii. 65 ; is. 416. Moraine, see Glacier. Geology of tlie Coinstock Lode. Xoreland, S. T., formation of diffraction Becker. vi, 479. bands, ix. 5. Washoe rocks, Hague and Iddings. ~Worley~E. W...analysis of air, i. 83. xxx. 388. cause of variations in the amount mineral vein formation in, Le Contte. of oxygen in tl~eair, ii. 417. v; 424. on Jolly's Hypothesis, ii, 429. nickel ore from. ATezuberry, viii, 122. moisture which sulphuric acid \'ewbewy, J. S., genesis of ores of iron, leaves in a gas. ssx, 140. i. 80. Morse. E. 8.:changes in hlya and Lnna. coking coal and anthracite of Colo- tia, ii, 323, 416. rado, iii, 64. worked shells in New England Origin and Relations of the Carbon shell-heaps. ii, 323. bliner&. iv. 232. ancient Japanese bronze bells, ii Geological Survey of Ohio, v, 3 11. 326. fossil plants from Korthern China, Moseley. H. A?, eyes in the shells oj vi 123. Chitonidz, ix. 422. 498. Richthofen's China, vi. 152. Deep-sea Fauna, viii, 319. tlie deposition of ores, viii, 40C. 466. Mountain, see GEOLOGY. geology along the Northeru Pacific hluller, F. v., Eucalyptographia, i, 249 R. R., xxs, 337. xxx. 83. Vewberry, S.B., nickel ore from Xevada. Census of Australian Plants, vi: 78 viii. 122. Muller, H., Fertilization of Flowers, vi Ten, Brunswick, Devonian insects of, 324. Scuclder, i, 111. memorial fund, vii, 431. geological report, i. 606. hluller. X. J. C.. Randbuch der Botanik narive antimony from xxx, 275. vii 322. paleontologic notes on, Wnlcott. ix. 1," Xuir. hl. P., Principles df Chemistry, ix I I*. 255. Quaternary of, xxx. 242. Jlurdock, J. B.. Elec4ricity aud Xagnet ;\'ewcomb. S.,transits of Xlercury, v. 31 7. ism vii, 320. points in climatolopy, vii, 21. Morray, A., Geological Survey of Xew Transit of Venus, ii, 84. foundland, v. 88. Sew Engln~idCoast, chanqes of level Aluseum, Aine&m. Bulletin of, iii, 153. of Archzology, Cambridge, Report of. vii. 497. of Comparative Zoology. Hulletin, , xxx, 72. iii. 422. ' rocks aud ores of, viii. 94. New IIampshire. Albany granite of, ! ' Rawes, i, 21. New Jersey, artesian wells of, xxx; 161. 391 VOLUMES

New Jersey, cretaceous amber from, v, NewYork. BronxValley pot.holes, v, 158. 234. channel-fillings, Devonian, Williams, diabase intersecting zinc ore, Emel - i, 318. son, iii 376. Cortlandt rocks, Dana, ii, 103 ; v. dyke of ekolite-syenite, in. Emer- 478 ; viii, 384. son iii, 302. Devonian crustacea of. Clarke, iii, geological reports, i, 409 ; ii, 77 ; 47G; iv, 55 ; v, 120. iii, 325; v. 383; bii, 408; xxx. 161. Devonian fossils of, i, 44. glacier, thickuess of, Smock v, 339. dip of rocks in central, Williams, vi, hayesine from Bergen Hill. iii, 458 303. Highlands height of, vii. 408. drainage and rainfall of. vii. 418. human tooth in Trenton gravel, vii, fauna of the Chemung, Williams. v, 498. 97. Jura-trias of. v. 383. geological reports, iv, 318 ; v, 391 ; mastodous in, iv, 294. vii, 41 8 ; v~ii,234. native iron in, vii, 409. glacial phenomena of Long Island, native silver in, Darton, xxx, SO. v. 47.5 : viii. 230. paleolithic gravels of, iii. 242. ' Xagara River, viii, 32. palieol~thicimplements from, iii, 152. Gundlachia in. Clarke, iii. 248. Triassic, thickness of, ii, 78. gypsum deposics in, xxx, 212. trap of, ii. 210 ; iv. 345 ; v, 383, Eurypteride from, iii, 151, 213, 418. 474 ; vii. 408 : xxx. 161. new Dinichthys from. Ringueberq, unconformability in the Silurian of. vii, 476. vii, 153. Orange Co. fossils, Darton, xxx, 452. Nemlands, J. A. K., Periodic Law, and Primordial fossils in, Ford, viii, 35. Relations of Atomic Weights, vii, 485 Schenectady rocks, Ford, ix, 397. New Mexico, Burlington limestone in, Schodack landing, rocks near, Ford, Springer. vii. 97. vii~.35, 206, 242 ; ix. 16. Carboniferous of, iv, 150. Sea-bottom off New Y ork Bay, Lin- Eocene fossils of, ii. 408. denkohl, ix, 475. Laramie group of, Stevenson, ii, 370, Spiraxis from, xxx, 244. meteoric iron from, Kunz, xxx, 235. Staten Island geology, ii, 488. turquois from, ii, 67 ; v, 197. Taconic of. Dana, ix, 205, 437. New South Wales, Royal Society of, iv, unconformability at Rondout, Davis, 319 ; vi.80 ; viii, 160. pi, 389. Minerals of, Liversidge, vi, 76. Wappiuger Talley limestone fossils, h'ewton, E. T., Gastornis Klaassenii, xxx. Dwight, i, 78 ; vii. 249. 318. Westchester Co. geology, Dana, i, Newton, H., geology of Black Hills, ii. 425: ii, 103. 313, 327. 299---. New Zealand, fauna and flora of, Hutton, ATewton, H. A., obituary of h1. Chasles, i, ix, 343. 165. Institute, Transactions and Proceed- astronomical notices, ii. 84, 4 16 ; iii, ings of, xxx, 246. 160; v. 165, 398 ; vil, 77, 244; viii, Xiapara Falls, as a iource of energy, ii, 404. 397.. obituary of Benjamin Peirce, ii, 167. River, see GEOLOGY. minor planem, iii, 249. Nicaragua, supposed human footprlnt~ notice of Peirce's Algebra, iii, 336. in sandstone of, vii, 239. notation of comets, iii, 160. Nichols. E. L., electrical resistance of iu- notice of Jlinchin's Kinematics, v, candescent platinum, ii, 363. 233. duration of color impressions on the of Coast Survey Report, v, 398. retina, viii, 243. Craig's Treatise on Projections, v~i, a study of pigments, viii, 342. 245. sensitiveness of the eye to colors, compensation of chronometers, ix, xxx. 37. 497. Nicholson, H. A., Silurian Fossils of the Cremona's Geometry, xxx, 489. Girvan District, i, 243. effect upon earth's velocity of small Structure and Affinities of Monti- bodies passing uear it, xxx, 409. culipora, ii, 322. New York, Becraft's Mountain. Davis. Classification of the Animal King- vi, 381. dom, iv, 478. 536 GENERAL INDEX. [40

Nickel, separation of, from cobalt. xxx. OBITUARY- 75. 416: Baumhauer, E. 9.,von, xxx, magnetic permeability of. Perkins 408 ; Bentham, George, viii, 319 : ix, xxx, 218. 103, 172; Bigsby. J. J., i. 338; Bland, ore in Oregon, iv, 155. Thomas, xxx, 407 ; Blum. J. Rein- Neher, F. E., magnetic survey of Mis. hard, vi. 332; Boricky, E., i: 338; souri, i. 310. Brodie. Benjamin, C.. i, 86,; Buckley, arrangement for transmitting clock. Samuel Botsford, ix. 171. beats. iv. 54. Carpenter, William B., xxx, 490; Cesati, isentropic curve for a perfect gas, iv. Vincenzo, vii, 243 ; Chasles, Michel, 138. I, 86, 165; Clay. J. A., i. 338; Clinton, evolution of the trotting horse. vi, G. W., xxx, 322; Coan, Titus, v, 168. 20, 86; vii, 44. Darwin, Charles, iii. 422 ; iv, 453 ; De- electrical resistance expressed in caisne, Joseph. iii, 33 1 ; Delesse, terms of a velocity, vii. 466. Achille, i. 416; ii, 166; Desor. Ed- Nitrates, artificial. xxx, 50. ward, iii, 422 : iv, 240; Deville, E. H. detection of, in plants, viii. 339. St. C., ii. 166; Draper, Henry, iv, Nitrogen, determination of, xxx, 153. 482; v, 89 ; Draper, John W.. iii, 163; oxides, action of. on glass, iii, 55. Dumas. J. B. A., viii, 289. selenide, v, 227 ; vii, 141. Edwards, Henri Milne. xxx. 248; En- solidification of, vii, 319. gelmann, Dr. George. vii. 244, viii, 61, sulphide, iv. 57. ix. 171 ; Fendler, Augustus, ix, 169. Nomer~clature.Grau. iii. 1.57 : vii. 396. Fresca, Henri. xxx, 248. ~ordenskidd,'A. "k., 'voyjge bf the Gale. Leonard D.. vi. 490 ; Godron, Vega, iii. 336. Dominiqne Blexandre. iii, 333 ; God- North Carolina, age of Appalachians in, win-Austen, R. A. C., ix, 268 ; Goep- Elliott, v, 282. pert, Heinrich Robert, ix, 172; Guyot, dunyte of, vii. 72. Arnold Henry. vii. 246. geological report, i, 410. Bampe, Ernst, iii. 333; Hawes, G. W.. Minerals of : allanite. iv. 374 ; beryl iv. 80, 159 ; Hayes, A. A., iv, 80; ii, 24, 489: iii, 372 ; vii, 153; colum- Heer. Oswald, vi. 416 ; vii, 243 ; viii. bite, iv, 372 ; fergusonite, iv, 373 ; 67 ; Hochstetter. F. von, viii. 160 ; monazite, ii, 21 ; iv, 247, 250; octahe- Humphrey s, Gen. A. A., vii, 160. drite. i, 160 ; quartz. ii, 23 ; v, 393 : ix, Tames, Thomas P., iii, 330 ; Jeffreys J. 419; rutile, ix, 260; spodumeue Gwyn, ix, 347. (hiddenire) i, 128; ii, 179 : iii. 68 ; Kerr, W. C., xxx, 248 ; Kobell, Franz uraninite. etc., ii, 2% xenotime, i, 244 ; von, v, 88 ; Kolbe, Hermann, ix. 84. see also, i. 159. Lavallire. Alphonse, viii, 76 ; LeCoute, phosphates, deposits of, viii, 75. John L., vi, ?90 ; Lindsay, W. Lauder, topography of, Kerr?i, 216. iii. 333 : L~nnarsson. G.. ii. 416: Norton, S. A., Elements of Chemistry, Liouville, J., iv, 320. ix, 255. hlacfarlaue, J.. xxx. 407; Mallett, Rob- Norton. W. A., Treatise ou Astronomy, ert, iii, 80 ; Marsh, George P., iv, 240; iii, 496. Mead, S. B., iii, 333 ; Miller, W. H., i, obituary of, vi, 332, 416. 379 ; Morgan. Lewis H., iii, 166; hliil- Norway, fossils in metamorpl~ic rock? ler. Hermaun, vii. 243 : Munro. Gen. of, iv, 148. Wm., iii,333. terraces and coast lines of, ii, 149. Nortou, \Tim. A,. vi, 331, 416. Nyman, C. F., Conspectus Florz Euro. Parker, Charles F., vii, 243 ; Peale, Ti- psce, v, 162. tmu R., xxx, 168 ; Peirce, Benjamin, i, Nystrom, J. W., Pocket-Book of Ale. 337 ; ii, 167 : Perrey, Alexis, v, 240 ; chanics and Engineering, xxx, 77. Plantamour, E., iv, 320. Rabenhorst, Gottlieb Ludwig, iii, 333 ; Rogers, W. B., iv, 78. 0 3abine. Sir Edward, vi, 160 : Schimper, OBITUARY- Wm. Philip, iii, 333 ; Schle~den,Mat- Almeitla, ,J. C.. i, 86; Andersson. Nile thias Jacob, iii, 333 ; Schwann, Theo- J.. iii, 333; Austin, Coe F., iii, 332. dore, iii, 333 ; Sella, Signor Quintino, Balfour, John Hutton, ix, 172 ; Balfour, vii, 422 ; Seybert, Henry, v, 320 : Sil- h1. F., iv, 240; Bernard, Gen. John liman, Benjamin, ix. 85 ; Smith, J. G., iii, 498 ; Barrande, Joacllim, vi, Lawrence. vi, 414; Smith, Robert $11 VOLUMES XXI-XXY. 537

OHITUARY- Oregon, f~~lgnritefrom Mt. Thielsou. Angus, viii. 79 ; Spottiswoode, Wil- DilLer, viii, 252. liam, ri. 160. lakes of. Dowell, i. 425. Tenuant, J., i. 338: Thomson, C. Wyville. nickel ore in, iv. 155. iii. 338, 496: Tylor, Alfred ix, 268. volcanoes 06 EIague. vi, 222. Va,~x.William S..iii. 498. Ores, see GEOLOGY. Warren, Gen. G. K., iv. 240: Watson. J. Organic compounds; heat of combustion C.. i 62 : Watts. Henry, ix. 172, 268: of, xxx, 154. \\'lieatley, Charles AI. iii, 498 : WII- liquids, physical properties of. iii. liamson, John, ix 172 : Wood, Al- 234. phonso iii 333 ; Wood, Searles Val- critica: temperatures of, iii. 483. entine Jr.. ix, 348 ; Wriqht. Charles, Orton. E.: bituminous matter in Ohio xux, 247. black shales, iv. 17 1. deep well at Cleveland. xxx. 316. Objactives, color correction of double. Ohio Geological Report, ix, 68. Hastinos, iii. 167. Osborn, H. F., Orthocynodon from the ~bseroator~.Argentine. Zone Catalogue Eocene, iv, 223. of. iv 302: ix. 79. Loxolophodon and Uinlatherinm. ii, Ciucinnati. publicntiot~sof, vii, 421. ,lo--JJ. Renort of. xxx. 404. Osbo~ne. E B., quwudcaclve urwu~ua- Harvard, hnalsof. iv. 402 ; ix, 498. tion of ~~iobium,xxx, 329. Report of, iii. 161. hen, K , uterine ova of Echidna, ix, 74. llorrison, longitude of, iii, 77. Cephalopoda, iii. 72. U. S. Saval, observations at, ~i,Jxidation, spontaneous of metals ii, 217. 416 ; iii. 160. 495 ; iv, 301. 403. 488 3xide. peroitric, i. 398; iv, 58. v, 240. hides, effect of, in the decomposition of Washburn. publications of. iv. 403. potassium chlorate, iii, 236. Ocean basins, origin of, ix. 336. reduction of metalhc, by electricity, deep-sea fauna, viii. 3 19. xxx, .m8. deposits. Verrill, viii: 379. Ixygen boiliug point of, vii. 319 ; vili, so~~ndingsof the Blake, iv, 447, 479. 150. temper:~tures,arctic, i. 163. lines. telluric, vi. 477. water: carbonic acid in, iii, 53 : xxx, new absorbing agent for. xxx. 155. 387. production of act~ve,iii, 410. composition of, xxx. 385. simple method of liquefying, xxx. Oceanic life, distribution in depth, Fuchs, 73. v, 163. variations in amount of. in the air. Octosrllphates. ix, 165. Xorley, ii, 417, 429. Odontornithes. noticed, i, 255. 3yster. J. H.. Catalogue of Plants, xxx. Ohio, hituulinous matter in black shales 86. of. iv. 17 1. 3cocerites, Caucasian, vi, 403. c;~rboniferoussnail from, i. 123. 3zone, absorption-spectrum of, iv. 56. peological reports. v. 311 ; ix, 68. causing tile lomiuosity of phospho- glacial houndary in, vii. 410. rus, ii, 145. glaciated area of, Wright, vi, 44. liqnefnction of, iv, 57. me11 at Cleveland. xxx. 31 6. presence of. in atmosphere, i, 66. Ohio River flood of 1884, vii. 419. researches on; i, 233. Ohm, method of determining, vi, 321. determinations of, ii. 484 ; v, 309 ; viii, 7 1 ; ix, 168. in terms of mech. equivalent Pacific Oceau, coral reefs of, bathymetric of heat. xxx: 22. map of part of, and movements of Oil, effect of on waves, v; 231. crust beneath, xxx. 89. see GEOLOGY. analysis of coral limestone from, Ontario, skeleton of whale from, v, 200, xxx. 244. Utica fossils, iv, 2i 8. currents of, xxx, 185. see Lake Ontario, under GEOLOGY.Packard. A. S.,new Carboniferous Lim- Optics, physiological, Backhouse. vi, 305. uloids, xxx, 401. 496; Nichols, viii, 243: xxx, 37: embryology of Limnlus, xxx, 401. Peirce, vi, 299 : Stevens. ii, 368. 443 ; Zoology, noticed, I, 162. iii, 290, 346; iv, 241, 33 1 ; vi. 399. The Hessian Fly, ii. 415. 6 538 GENERAL INDEX. [42

Packard. A. S.. Cambarus primsevus, iii, 'ennsylvania, axinite from. Ihzier, iv, 153. 439. Chautauqua Scientific Diagrams, iii, Centre county, viii, 396; ix, 29. 418. Coal Flora of', i, 329; viii, 170. Insects injurious to Forest and cori~ndnmfrom Lehigh Co., iv, 156. Shade Trees, iii, 496. geol atlas. ix, 340, 496: xxx, 160. Pagosa Springs, water of, i, 81. geological reports, see GEOLOGICAL. Pailleux, A., Le Potager d'un Curieux, glaciation in, supposed, v, 473 ; vi, , xxx, 164. 483 ; v~ii276. Paleontology of Austria-Hnngary. i, 157. hydrocarbon, jellv-like from Scran- see also GEOLOGY. ton, ii. 459: iii 154. Palmer, G. JL,chemical contributions, millitone grit in, i, 134 vi, 143. moraine. terminal in, viii, 231. 276. Parallax of a Lyrre and 612 Cygni. v. oil regions of, i. 242 : ii. 78. 165. Spiravis from, vxx. 244. stellar, viii, 404; ix: 78. Susquelianna River region, vii, 149. Parker, T. J., A Course of Iustrnction terraces of wstern. vi. 397. in Zootomy. viii, 76. pen~ose, C. B., the Thornson effect, iv. Parlatore. F.. Flora Italians. viii. 403. 379. Parraffins. new, ix, 254. 'er~od~cLaw, U~ecovery ok. Newlands, Parry, C. C.: Chorizanthe, viii, 76. vii. 485. Parsons. F. J.. cornet 1882, I, vii, 32. Perkins, C. A., mngnet~cpermeability of Patterson. H. N.. Check-list of North nickel xxx. 2 18. American Gamopetal:~,xxx. 85. 'eptones. theory of, iii. 146. Peale, A. C.. thermal springs of Yellow- 'erlitic structure, development of, vi~i, stone Park, vi, 243, 410. 461. Pearls, American. ix. 83. Perry, J. IT. coal plant in mica scliist Peckam, S.I?. origin of bitumens, viii, at Worcester, Maw., ix, 157. 105. Perry, LY. If., chrysoberyl in Uaine, ix. Peirce, B., memorial volume, i, 337. 263. Linear Associative Algebra, iii, 336. 'erseite; a new sugar, ix, 166. Peirce, B. D., JT.. sensitiveness of the 'ersulphnric oxide. so-called, iii. 410. eye to colw. vi, 299. Peters. C. H. F., new planetoid, vi, 236. Peirce, C. S.,oscillation of pendulums. Celestial charts, v, 88. 167. iv. 254 Petlersen, K.. terraces and ancient coast- Penck, A., The Glaciation of the Ger- lines in Norway, ii, 149. man Alps, not.. vi, 72. Pettersson. 0.. water and ice. vii. 62. Pendulum, irregularities of the. iv, 175, Hydrography of the Siberian Sea, 254. vii, 64. lengths of, ix, 52. Petroleum,.constitution of. Galician. vii, observations, Japan. Meendenhall, i, 66. 99. from the Caucasus. i, 67 : iii, 146. use of. in determining the earth's hydrocarbons. splitting of. iii. 237. density, ix, 402: see Oil, mder GEOLOGY. Penjield, S. L., jarositc, i, 160. Pfeffer. W.: Pflanzenphysiologie. vii, 322. monazite, iv. 250. Phenol coloring matters, ix, 402. scovillite,.~.459 ; vii. 200. Philadelphia. American Philosophical lithiophilite, vi, 176. Society, xxx. 86. desclo~zitefrom Nexico, vi. 361. Phillipine Islands. earthquake, i. 52. alkalies in beryl, viii. 25. Phillips. E: C.. absorption of metallic tiemannite and metacinnabarite, ix. oxides by plants, iii. 491. 449. 'hillips, J. A,, Ore Deposits, viii, 406, gerhardtite and artificial basic cop- 469. ric nitrates. xxx. 50. phillip.i., W. B.. N. C. phosphates, viii. crystals of fayalite. xxu, 59. 75. analcite Phcenix mine, xxx, 112. 'hosphorescence, iii, 322. hanksite. etc.. xxx, 136. 'hosphorescent eye-piece, vii, 236. PenAallow. D. P., herbage of permanent 'hosphorograph of the solar spectrum, meadow, vi, 396. Draper

Phosphorus oxide, iii. 144. 1 Polarization, rotation of plane of, by mag- valence of, xxx, 483. netism ii, 397, 484. VIE,456 ; ix, 335. Photographic dry plates, tests of, ix, theoly of rotation of plane of, iii, 405. I 148. Photographing colored objects in their Popular Science liontlily Index, v, 400. nati~ralshades, viii, 223 Portugal. geological survey, ix, 417. Photographs of nebulw, i 401. Potassium chlo~idein Absinth iii, 323. of spectrum of comet, ii. 134, 163. iodide from seaweed, i, 136. Photography, in electrical measurements, I permanganate, iii, 336. fiowbrklqe and Vayes, ix. 374. Ponlsen. V. A,, Eotanische hlikrochemie, Photometry, nitrogen iodide in. 6,234. iii, 328. Photophone, Bell, i 463. F'ozuell. J. IT<. plan of United States Physics, Text-Book of the 1Slements. geological survey, ~x,93. Goye. v. 383. appointed Director of Survey of Test-Sook of Principles Daniell, National Domain, i. 416. vii 487. Introduction to Indian languages,. i, Elementary Text-Book.Anthony and 166. Brackrtt. ix. 61. Reports of'Bureau of Ethnology, iii; Pickering, E. C., light of comparison 422; Ix, 81. stars for Vesta, viii, 17. Reports of U. S. Geological Survey, Observatory Report, i, 166; iii. 161. vii, 64, 66; xxx, 486. Anuals of Observatory, viii, 319 ; Contributions to North American ix, 498. Ethnology, xxx, 248. Pickering, H'. H, evolution of the trot- 'ewer, device for measuring, 7 Brackett, ting horse. vi. 378. vii, 20. Pigments. a study of, Ai'chols, viii, 343. 'recipitatiou of Rain and Snow. Schott's Pinner. A,. Organic Chemistry, v, 232 : Tables, iii. 250. ix. 255. Dreece. W. H,, space protected by light- Piperidine, synthesis of. vii, 406. ning conductor, i, 141. Planet, new, Peters, vi, 236. 'rehistoric Fishing, Rau, ix, 424. Vesta, study of, Ha~rington,vi, 46 I. hfau in Egypt, Dawson, viii, 158. comparison stars for, Pickering, see GEOLOGY. viii, 17. 'ressure, chemical reactions from, xxx, Planets, figures of, ii. 82. 481. lists of minor. iii. 249, 334. soldering by, i, 336. see also, Jfe~cury,etc. "rime, F.. fossils in metamorphic lime- Plants, see BOTANYand GEOLOGY. stone in Pennsylvania, vii, 69. Platinoid, electrical resistauce of, xxx. 'riuceton hluserlm Bulletin, vi, 70. 240. 'riuz, W., structure of Diatomacez, vii, Platinum, atomlc weight of, i: 398 ; ix, 41 6. 253. 'risms,carbonbisulphide, Draper. ix. 269. electrical resistance of. Nichols, ii. "ritchett, 12 S., ephemeris of satellites 363. of Mars. ii. 485. nugget of. Collier. i. 123. longitude of Morrison Observatory. Platt. F..Pennsvlvania Geoloeical- Re- iii. 77. ports, i, 409 : ii. 152. 'rodromus Faunw hlediterrauea, ix. 76. Plowright, C. B.. Hetercecisru of the 'rojections, treatise on, Craig, vii, 245. Uredines, v, 3 14. 'ropane, illuminating power of, xxx. 156. Poggendorff. J. C.. Dictionary of the 'rout's hypothesis, discussion of, vi, 63, exact sciences, ii, 245. 236, 310. Pohlman. J., Pterygotus, ii. 234. 'rudden, Manual of Histology, ii, 414. Polar stations. international. ii. 16-2. 'sychical research, American society Polariscope, new forni of. viii. 456. for, is: 83. Polarization, alleged. of soilnd, i. 501. 'sychrometer, Hazen, xxx, 442. maguetic rotatory, and chemical 'terodactyles, see GEOLOGY. composition. iv. 389. 'ublications, distribution of government. magnetic rotatory of gases, i, 139. iv, 481. of light of comets. ii. 137. 1.1'2, 372. 'umpelly, R., Xaps of the Northern of the corona. W~ight,i; 334. Trans-Coutinel~talSurvey, vii, 246. oscillation of plane of. by the dis- Dutnam, C. E., elephant pipes in the charge of a battery, iv. 228. museum at Davenport. Iowa, ix, 411. 540 GENERAL INDEX. [44

Putnam. F. W., paleolithic implements ! Refractive power and molecular struc- of the valley of the Delaware, iii, 152, ture of organic compounds, i, 70. Pyramid problem. v. 482. Regelation, Hungerford, iii. 434. Remsen, I., Boston city water. iii, 250. Theoretical Chemistry, vii, 238. Q I Renevier. E., Les Facies Gi.ologiques. Quartz. optical behavior of. in electrical ix, 262. field. v, 308. , Reports of ICngil~eers,index of, iii, 336. see also ~IIXERALS. ; see GEOLOGICAI,. Quebec, Devonian fishes from. Whiteaves. Rethwisch, pyrorgyrite: proustite, xxx. i, 491. i 402. Queen Charlotte Islands, age of llesozoic Keyer, E.. Zinn, noticed, ii. 157. of. Whiteaves, ix. 444. Rhode Island, geology of: Dale, vii. 217, Quinones, constitntion of, iii, 486, 282. iron ore of, ii, 152. Rice. W. A<, minerals from Middletown. Connecticut. ix, 263, 343. Rabenhorst's Kryptogamen-Flora, i, 507; geology of Bermuda, ix. 338. v, 314; xxx, 488. Richards, 1':. 1-1.. Chemistry of Cooking Radiometer. phenomerm of, v. 229. and Cleaning. not.. iii. 41 6. Radiophonic researches, Bell. ii. 87. Richthofen, F. v.. China, vi. 86, 152. Raffinose from molasses, ix, 334. Ridgway. K.. Kative Trees of the Lower Rain areas, Looxis, iv. 1. Wabash, iv. 400. Rainband spectroscope. Bell, xxx. 347. Bidley, H. I,., African Cyperace~,viii,74. Rainfall and flood in Xew Pork and Kigys, K. B.. Grand Rapids meteorile, el sew lie re^ GwrEiner, vii. 418. xxx, 3 12. annual, Loonzis, iii, I : v. 1; Woei- Riley, C. V.. I".ntomological Reports, ii, koh iii, 341. 246; v, 240; vii, 417 in Middletown, Conn., lfird, v. 118. Iizngueberg, E. S uew Dinichthys in Ohio and Connecticut valleys. J. from New York, v~i.416. D. Dana, vii. 419. Rio Kegro Expedition. vi. 410. in Wallingford, Conn., Hurrison; i. Rising, VT: B , metalliferous vein-forma- 496. tion, iv, 23. returns, vii, 422. River-cllannels. re-eroded, i, 155. Tables of. &Schott, iii, 250. see GEOLOGY. Raleigh, Elisha Mitchell Scientific 90- Kobznson, F L:, allar~itefrom Topsham, ciety of, ix, 84. 3laine vii. 41 2. Ruth. G. v.. mineralogical notes. ix. 410. Koblnso~~J.. Flora of Essex Co.. i, 26 1. vanadates and iodjrite from New Robzmon, S. W., polarimtion of sound, hiexico. xxx, 81. i, 501. geologische Briefe aus America. ROCK^, crysralline. viii. 40 1. of Alabama, i3ikhcock, xxx, 278. Rattan. V., Popular California Flora, iii. California, igneous, Hague and 495. Idclings, vi, 222. Ran, C.. Prehistoric Fishing in Europe, Colorado, hypersthene syenite, and North America, is. 424. andesite. Cross. v. 139 391, vi. 76. Rayleigh, Address before Brit. Assoc.. Great Basin, igneous, Hague and viii 300. iddirzns, vii. 66. 453. Reclde. T. MII.. denudation of the two donoecticit, trap. Hawes, iij 231. Americas, ix, 290. .\Iassachnsetts, near Boston, Dil- the 3Iersey tl:nnel, ix. 413. ley, ii, 80; at Milton and Qnincy, Refraction, double. Gzbbs iii, 26'2 460 Wtrdsworlh, iii, 41 8, v, 416; in Essex in fluids, ix, 256. Co.. gabbro and syenite. Wadsworth, in some isometric salts, vi. 407. xxx, 1G3 ; at Brighton, amygdaloid. of quartz v, 308. iii. 66; at Braintree. syenite. v. 69. elliptical double, iii 487. hlinnesota, and the Taconic. Win- equivalents. Gladstone ix, 55. chell. xxx, 396 ; strength of granites ~ndicesof. of ethers, i, 279. of, ix, 68 ; analysis of syenites of, lateral astronomical, vii. 466 bis. * viii, 3 16. Nevada, Washoe, Becker, vi, 479; *The paging 466,467is duplicated In vol xx,ii. EIague and icldings, xxx: 388. 451 VOIJUMES XXI-XXX. 541

ROCKS- Rolland. S., the norther^^ Sahara, i, 157. of Newfoundland, Waclszuorth, viii, Rollestou, G., Scientific Papera and Ad- 94. dresses of, ix, 423. New Hampshire, Albany granite, Rontgen's Thermodynamics, i, 86. Hawes. i, 2 1. Rood: 0. LV,on very high vacua. ii, 90. New Jersey, foyaite, Emerson, iii. Rosin oil. metaisocymeue.in. iii, 238. 302; trap (doleryte) of, Hawes, ii, 230; Roth, J., Allgemeine uud chemische diabase of Franklin furnace. Emerson. Geologie, vii. 493. iii, 376 ; trap, columnar at Orange Rowlm~d,I% A., Geissler thermometers, Cook, xxx, 161. i, 451. New York. Cortlandt. Dana, ii concave diffraction gratings, vi, 87. 103, v, 478, viii. 384. American Associat~on Address, vi, N. America, Eastern, trap, ii, 325. 230, iv, 345 ; v 474: Glazebrook's paper on concave grat- N. Carolina, dunyte, Julien,vii, 72 ings, vi, 214. Northwest, paramorphic changes Royal Society, medals of, i, 86. to hornblende, Irving, vi, 27, 321, vii, of Canada, viii, 159. 130, 149; viii, 464: Wadswo?th, vi, 165 of New South Wdles, vi, 80 ; viii, Yellowstone Park.(obsidian, etc.) 160. Beam, v, 106, 352; fayalite, Iddings Ruffuer, Survey of Georgia, vi. 411. xxx, 58. Russell, I C., sulphur deposils, Utah. Scottish Highlands, Geikie, ix, 10 v, 158. Japan, ix, 418. Lake Lahontan, vii, 67 ; viii, 401. Capo Verdes, Delter, v, 393. Geological Heconnoissance in South- nomellclature of, Jackson, iv, 113. ern Oregon, xxx, 79. notation of, for diagrams and maps. Russell, T., cal~brationof thermometers, Dana, ix, 7. i, 373. origin of, Hunt. viii, 72 ; Lehnmnn, Rutley, F., strain connected with crystal- viii. 393; Dana,viii, 393 ; of granite of lization, viii, 461. Tuscanv, Lotti. viii. 155. decai of. Hunt. vi, 190. decay of quartzyte, Devhy, vii, 138 ; Dam, viii. 448, ix, 67, xxx. 374. SabZon, L. du, structure and dehiscence thermal conductivity of, iv, 154. of anthers, xxx, 488. 472. 3accharin, i, 139. Lava, elastic limit of, Becker, xxx, Sachs, J., Ptlanzeuphysiologi~ vii, 322. 283. Sahara, the northern, i, 157. Serpentines, memoirs on, Hunt, vii, Salt, optical properties of. Langley, xxx, 489 ; Italian, origin of, vii. 492. 477. use of solutions of high density in radiations of crystallized, v, 469. study of, ii 80; vi, 411. solutions. mixture of. v. 379. Rockeoood, C. G., meteorological notice Samarium, atomic weight and compounds I, 85. of, ix, 401. American earthquakes, i, 198; iii Sandwich Islands, see Hawaii. 257; v, 353; vi, 165; vii, 358: viii Saportin, vi, 239. 242; ix, 425. Saporta hlgues Fossiles, v, 235. notes on earthquakes, ii. 289 Les Organismes ProblBmatiqnes des Japanese seismolog$, ii, 468. des Anciennes Mers, xxx, 83. notice of Judd's Volcanoes, iii, 65 Sardinia, Primordial trilobites of, iii. 65. the Ischian earthquake, iii, 33 7 ; vi Sargent, C. S., Report on the Forests of 473. North America, ix. 263. earthquake in Middle and Easterr Woodsof the United States, xxx, 82. States. viii, 242. Satellites of Mars, ephemeris of, ii, 485. on earthquake observatious, ix, 79 Saturn, rings of, Holden, iii, 387. volcanic phenomena. ix, 80. Saxe-Goburg-Gotha, Travels of Princes earthquakes in Spain, ix, 282. of, vi, 247. Roemer, F.. Lethea Geologica, v, 478. Schaberle, J. LK. aurora of Sept. 12-13, Rogers, W. B., Reprint of Geologica 1881, ii, 341. Reports, ix, 414. flexure of a telescope tube, iii, 374. ~eview' of Geological Report of method for observing artificial tran. xxx, 357. sits, iv, 401. 542 GENERAL INDEX. l-46

Schceberle,"J. X.collimation constant of Selwyn, A. R. C., Canada Geological a transit c~rcle.v. 144. 'deports, iv, 151 ; vii. 410; xxx. 241. lateral astronomical refraction, vii. Geological Map of Canada, ix, 340. 466 his.* Sequoiene. i. 68. Schaeffer, C. A., tautalite locality. viii, Shadows, n~olecnlar,xxx, 314. 430. 1 Shsler, N. S.. Illustrations of the Earth's Schenk, A., Handbuch der Botanik, vii. Surface, noticed, ii, 78. 322. 1 Shells. worked. ill Ken, England sl~ell- Schmidt, A., zinc-ore of Wiesloch: i, 503. heaps. ii. 323. Schott, C. A.. Rain and Snow Tables, iii. see ZOOLOGY. 250. I +Shepwd, C U., meteoric iron, Lexington Magnetic Declination in the United Co., S. C.. i, 117. States, vli. 245. meteoric iron,of unknon n locality. Variation of, vii 245. ii. 119. Science, prospectus of v, 87, 240. monetite, monite and pyroclasite. Scotland physical features of, xxx. 159. iii, 400. rocks of the Higlllands, ix, 10 62. meteoric iron from Dalton, Georgia. Scott W. B., Orthocyuodon from the vi. 336. Eocene.'iv 1723. corundum gems in India. vi, 339. new marsupi,d from the bIioceue of meteoric iron from Trimty County. Colorado, vii, 142. California, ix, 469. Screens, transmission of light by. La~zg- meteoric stone from Jalisco. Mexico, ley, xxx, 210. xxx. 105. Screw. millimeter. Wmd, iii. 176. Shepard, N , Darvinism stated by Dar- Scribner, G. H.. Theu did Life begin,- wru himself, vii. 414. xxx, 88. Iheritian. P. 1-I., Explorations in TVvonl- Scudder S H. Devonian insects. i. 111. ing, etc., vi. 241. Euphobrria, i. 182. Slierman, 0. T,arctic ocean tempera- types of ancient myridpods, iv, 161. tures, i, 163. Triassic insects. viii. 199. magnetic observat~ons in Davis Butterflies, noticed. ii, 239. Strait, ii, 49. Tertiary lake-basin of Florissant, ii a pendull~nlstudy. iv, 176. 409. observations of the Pons-Brooks Xomenclator Zoologicus, iv. 157. comet, vii. 76. Anatomy of Diurnal Lepidoptera, res~dualelasticity and composition iv, 235. of glass, ix. 385. Carboniferous Cockroaches and My- thermometers, ix. 385 ; xxx, 42. napods vii~.470. spectrum of Nova Andromeda, xsx, Paleozoic Arachnids, ix, 70. 378. American Fossil Cockroaches. ix. bright lines in stellar spectra. xxx, 418. 475. Sea, see Ocean. iiberia, clir~ialeof, in era of Mammoth. ~eimon,W. H.. palladium-gold, v. 1G1. i. 148. Seaton. C. W., Census Reports, ix, 261. , Siemens. C. W.. addresses by, iv. 310 ; Seeds, vitality of, iv, 297. v: 150. Seely. H. M! new geuus of Chazy spon- theory of the sun. iv, 311; v. 78, ges, xxx, 355. 145. 230; vi. G'i. 146. Seismological Commission. Swiss. iii.337. Siemens. Dynamo-Electric bfachine, iii, Society, Japan. Transactions of, ix. , 147. 346. Siemens mercury unit. v, 148 ; ix, 168. Seismology, see Earthquake. Sight. LeConte, i, 405. Seismometer, new, vi. 321. Signal Service, professional papers of, Seleninn~.actinometer, ix. 404. iv. 238, 407 ; vi, 490. andtellurium, method of separating. Report. iii. i8. xxx, 156. , Silica, crystdlization of, iv, 330, 290. cell, new form of, Fri-ilts, vi, 465. Silicon sulphides, iv, 466. microphonic action of, ii, 317. Silliimzn, bl.. turquois of X. Mexico, ii. 67. sensitiveness of. to light. ix, 435: / on vanadates, etc., Arizona, ii, 198. xxx, 313. obituary of Draper. iii. 163. - aconitic acid from sorghum juices, 'The paging 466, 467is duplicated in vo~.xxvii. iii. 488. 471 VOLUMES IXI-XXX. 543

Silliman, B.. iron ore of Alexico, iv, 375. Sophorin, iii, 413. obitnary of, ix, 85. Sorby. H. C., presidential address, i. 152. Silver hyponitrite, vii, 141. Sound from intermittent radiant heat, new compouuds of. vii, 142. i, 323, 324, 402, 463; ii, 87. salts and coloring matters, Lea, ix. binaural perception of, iv, 144. 53. intensity of, ii, 2 19 ; vi, 177, 496, SJoqren H chondrodite and humite v, supposed polarization of, i, 501. 311. velocity of, in air, 1-ii, 143. Smee battery, Hallock, v, 268 in wood, iii, 415. Smith, C. P.. Meteorology of Nadeira v, 3ound-shadows in water, LeConte, iii, 85. 27. Smith. E. A.. geology of Florid& i, 292. 3onnd-waves in organ pipes, ii, 316. phosphatic deposits in the Cretace- 3oundings. see Ocean. ous of Alabama, vii. 492 Sooth Caroliua, meteoric iron of, i, 117. ou a paper of 0 Xleyer xxx. 270. Spain. earthquakes in, Rockwood. ix, 282. Smith, E. G., chrysotile from Shipton Spencer, J. W., preglacial outlet of Lake Canada ix, 32. Erie, ii: 151. 486. Smith, J.. Dictionary of Popular Names terraces and beaches about Lake of Plants, iv, 476. Ontario. iv, 409. Smith. J. L., hiddenite. i 128. Specific gravity, separation of minerals chromite in meteoric iron i, 461. by, ii, 80; vi. 411. magnetic properties of nickeliferous Spectra, absorption, by water. i, 500: vii, iron iii. 232. 485. determination of phoiphorus in iron. infra-red, v, 230 ; vi, 321. iii. 316. 4 homologous. vi. 401. concretions in meteoric irous v, of metallic vapors.viii, 391.457. 459. 41 7. stellar, bright lines in. Shennan. collection of minerals, li, 166 xxx. 475. obituaty of. vi. 414. see also Spectrum and Sun. Researches iu Mineralogy-. and Chem- Spectro-bolometer. see BOLOMETER. istry. ix. 262. 3pectro-polariscope in sugar analysis, iv, Smith. S. I.. Prudden's Histology, ii. 469. 414. Spectroscope of great dispersion, v, 460. Crustacea of the Slbatross dredg- Littrow. form of, iv, 60. ing~.viii, 53. rainband. Bell, xxx. 347. zoological notices, viii. 76. see Prisms. notice of Vhittnan's Methods of ipectroscopes, efficiency of. ii. 397. 3ficroscopical Research. xxx, 403. 3pectroscopic notes. Young. vi. 333. Publications on Cr~lstacea.ii, 412. observations with n~onochromatic Decapoda of the Blake Expedition. light, iii, 322. iv, 236. 3pectrum,absorption, of colorless liquids, Smithson, J.. Life of, i; 166. i. 600 : vii. 485 Smithsonian Inst. R.epts.: ii, 165; iv, 78. analysis. use of iudnction spark in, Smock. J. C.. thickness of the coutiner.. ix, 167. tal glacier, v. 339. diffraction bands. LUoreland, ix. 5. Snake, supposed lignified. from Brazil, measurements, influence of temper- v. 79. atlire on, ix. 251. Snow. effect of pressure on, iii, 434. of arsenic. ii, 2 14. Sodium hyposulphite. composition of, i. of con~pouudof carbon with hydro- 297.. gen and nitrogen, i, 74. Soil analyses, Hilqard, ii. 183. of Nova Andromedz Sherman, Solar system, evolution of, i. 403. xxx. 378. see Spectrum and Sun. of ozone, iv, 56. Soldering by compression, i 1'36. of pernitric oxide, iv, 58. Solids, cold from reactions 6f: ii. 206. phosphorograph of, Draper. i, 171. Solms-Laubach. Corallina, ii. 325. phosphorography of the infra-red, Solutions. coustitution of, iv. 141. v, 230. freezing point of saline. ix: 399. photometry of, ii, 2 19. Solvents, law of solidification of, viii, solar, at high altitudes. iv, 393. 146, atmospheric lines in the, v, 78. Sonometer. organ-pipe. Stevens, iii. 479. b line in, i, 333. 544 GEXERAL INDEX. [48

Spectrum, solar, measurement of wave- Stewart B.. cyclonic storms and mag- lengths in ultra red, v, 230. netic disturbances, xxx. 241. wave-lengths in the invisible. Lang- Sun-spot Areas, ix. 76. ley: vii. 169 ; xxx, 480. Stockwell J. A:, Theory of the Moon's see also Cornet, Xebula and Sun. motion. ii. 415. Spectrum-lines of metallic vapors. re- lIi11'9 supplement to Delaunay, ix.

versal of. ii. 220. IA fin., .. . Sprague, I.. Wild Flowers of America. Stokes, A. C., fresh water infnsoria, riii, vii, 414 38. 158: ix. 313. Sprengel pump, Rood. ii, 90. 'tone. G. H.. kames of Blaine, ii. 487. Spring, W.: soldering by pressure, i. glacial erosion in llaioe, iii, 242. '136. . kame rivers of Xaiue, viii. 152. Springer. F., genera of Silurian crinoids. drift scratches of Maine, xxx. 146. v, 255. Stone, 0.. Anuals of !Ja~hematics,vii. Palzeocrinoidea, ii. -1-94: vi. 365. 80. Burlington limestone in New Uexi- Storer, F. H.. shell- and rock-boring mol- co, vii. 97. lusks, viii, 58. Squid, see ZOOLOGY. obituary of R. A. Smith. viii, 79. Stahl. E., Compass-plants, iii, 159. food of mice. ix, 75. Standards of length, American, i, 240. itorms, tropical, Loonzis, i. 1. Star Catalogue. Argentine, iv, 302: ix, 79. Streams, deflection of. by earth's rota- spectra. bright lines in, Sherman, tion, Gilbert, vii, 427 : Buines, viii. xxx, 475. 434. system 40, o2 iiridani. Hall, xxx, Streets. TI U.,earthquakes, Japan, v, 403: 36 1. Stars. double. iii. 334. vii, 244. Stresses caused by continentsandmoun- parallax of, viii. 104; ix, 78 tains. Darwin. ii. 317 ; iv. 256. photography of. ~i,75. Stur, D., Beitrage zur Kenntniss der Strasburger, Das Botanische Practicum. Flora der Vorwelt. xxx: 80. viii. 4i4. 3ness. E., Das hntlitz der Erde, vii, 15 I; Steam-Engine, Proportions of, Alkirks ix. 418. vii, 321. 3ugar analysis, the spectro-polariscope Steel, coudition of carbon in, vi, 405. in. iv. 469. hardening of, iv. 157. manual of: Tucker, ii, 398. magnetism and hardners of, vi. :l.'O. hlphates, see Octosulphates. Steenstrup. I(. J. IT..Glacier aud Glacier- Snlph-hydrates, color reaction of, i, 39'1. ice of dreenland, vii, 241. julphides, prodoctionof. by pressure, vi. Stephenson. .IA. D., Emeralds from 238. North Carolina, xxx, 82. 3nlphnr, boiling point of, vi. 145. Stereoscope, Stevens, ii, 358. 443; iii. "6. oxychloride. new. iii. 484. Stevens, E K.. chemical contributions, vi, phosphorscent tlame of. v, 307. 142. sensitiveness of, to light, xxx, 313. Steuens. W. LeConta, the stereoscope. ii. Sun and artificial lights, v, 149. 358, 443. constitution of. Haqtinqs, i, 33. reversible stereoscope, iii. 226. eclipse observations, i; 334 ; iv. 63; physiological optics, iii, '290, 346 ; viii. 477. iv. 241, 331. electric potential of. vi. 406. organ-pipe sonometer. iii, 4i9. heat and light of, Langley, v, 169. Backhouse's physiological optics.vi, heat of, iii. 487. 399. absorption of, by earth's at- opticai projection of acoastic curves, mosphere. ix, 258. ix, 234. infra-red spectrum of. v. 230 ; viii, Stevenson. J. J., river-channels filled and re-eroded, i. 155. oxygen lines in spectrnm, telluric, Laramie group of Southern -\Ten. vi, 477. Mexico, ii, 370. parallax of, i, 401 ; ii, 3i5 ; iii. 161. coal-field near Caiion City, Colora- photographing corona of. v. 126; do, iii. 152. vii. 27 ; is, 336. metamorphism. ix, 11i. radiation from. v. 149. Geological Examinations. Col. and S~emeos'stheory of the. iv. 311: v. X. Mexico. iv, 149. 78. 148. 230; vi. 67. 146. 491 VOLUMES XXI-XXX.

Sun, spectroscopic notes on, Young, vi. I Thermal springs, see GEOLOGY. 333. Thermometer, differential resistance. structure of. iv. 311. vende en hall. xxx. 114. Sun-glows. vii. 144'; Hazen, vii, 201. exposuro. Uazm, vii. 365. Sunlight. at high altitudes. iv. 393. i wet-bulb. Hazen. xxx, 435. Sun-Got areasand temperature ranges, Thermometers, study of, Sherman, ix. vii 57; ix 76. 355; xxx. 42. and magnetic declination i. 238. calibration of. i. 3i3 : iii. 278 ; iv. 63. see also AYpeetrurn. Geissler, i, 449. 461. Swan incandesceut lamp radiat~ou of Thermometry. Waldo. i, 57. 226. 443. viii 226.' Thiesen. Geissler tllermometers, i. 449. Swift's comet (a) 1881 i 509. on calibrating thermometers. iv. 63. Swiss Seismological Commission iii 337. Thomas. R. W., microscopic organisms Symons, T. T., on the Upper Columbia iu bowlder clays of Chicago. viii. 317. v 240. ThomB. 0. W., Text-book of Bocany. xxx. Syria. prehistoric man in. viii, 158. 161. fiompson, S. P.. resistance of carbon. iv. 433. Lessons in Electricity and hlague- Tables. Phy~ical and Meteorological, tism. iii. 241 ; vii. 320. Guyot. ix, 258. Thomsen's thermochemical investiga- Tahoc. see Lake Tuime. tions, i, 87. Tait. P. G., Heat. noticed, vii, 488. Thonison effect. see Electricity. Light. noticed, viii. 310. Thomson. J.. Alveolites, Amplexus and Properties of Matter. xxx. 241. Zaphrentis. Scotland. ii: 235. Tardy. red diluvium of Europe. i, 155. New Family of Rugose Corals. iv, Tasimeter. Eclison's, iv, 43. 433. 400. Taxidermy, Manual of. iliaynard, vi, 158. Corals of the Carboniferous of Scot- Taylor, W. B., crumpling of the earth's land, viii, 316. crust, xxx, 249, 316. Thornson. W., on the tides, iv, 316. Telegraphy without a cable, iv. 392. Presidential address, viii, 302. Telescopes used as night-glasses, Holden, Lectures on Molecular Dynamics. ii. 129. viii. 480. Tellurium and selenium, method of sep- Thorium, atomic weight of, v, 146. arating. xxx. 156. metallic, v, 116. oxide. new. vi. 237. Thunder Storms, ix. 498. reactions of. vi. 402. Thurston, R. H.. Materials of En~iueer-- salts of, ix. 400. ing. viii. 405. Temperature. change of, from mechanical Tidal friction, G. H. Darwin, i. 402. strains. iii. 321. Tide-predicting machine, ix, 47. diurnal variation of. Gould. iii. 99. Tides in early geological time: iii, 323. regulator of. vii. 406. in rivers, work by Cornoy onj viii. relative. of the hemispheres. Ferrel. 228. iv, 89. in the sea and the earth, iv, 316. variatious in length of bars from, Tietjen. AstronomischesJahrbuch. iv. 236. Woodward. v. 448. Timber-line. Gwnnett, iii. 275. of a zinc bar. Cornstock, ii. 26. Time, confererice for the adoption of a Temperatures, measurement of low, ix. standarcl. v. 231. 496. signals. distribution of, i: 414. production of low, viii, 224. Titanium. atomic weight of. ix. 334. underground. xxx: 397. Todd, D.P.. solar parallax, i, 491. Tennessee, age of Appalachians in. El. transit observations at the Lick liott, v, 282. Observatory, v, 13 1. Terminology. geological. i. 326. Toluene. action of amyl-chlorides on, Texas, Brazos coal-field, ii. 162. viii. 455. copper-bearing region of. iii, 65. Tones. harmonic and partial, iii. 147. meteoric iron, Xallett, viii, 285. Tornadoes. Hazen, viii. 181. Paleozoic rocks of ceutml, Walcott, and waterspouts, Ferrel, ii, 33. viii. 431. Tourmaline. conductivity of, for heat, Thallium-papers, meleorological use of, viii, 456. i: 66. see also under MINERALS. 7 546 GENERAL IXDKX. [5 0

Trauufer-resistance in voltaic cells. xxx. Units, electrical. see Elect~icalunits and 238. Ohm- ...... Trausit circle. collirnation constant of. Jniversity of Virginia, laboratory notes S:haeberle. v. 144. from, v, 159. of Venus. iv, 236; v, 84. Upham, W.. Lake Agassiz. v; 156 ; vi, observations at Allegheny Obser- 32'1. vatory.~.85: Lick 0bservatory.v. 131: hlinnesota valley in the ice age vii. Princeton. Young, v, 321 ; Vanderbilt 34, 104. Univ.. v. 428 ; Washburn Obs.. v. 7 1. Minnesot~Geological Reports, iii, Transits of Xercury. Newcomb, v, 3 17. 62 ; v. 156; viii, I55 316; xxx, 397. Trimeu. H.. Catalogue of plants of Cey- Flora of hlinnesota, viii, 472. lon. xxx. 321. LTpton, W.. Caroline Island Eclipse Ex- !lVowbridqr, J. physical notices. i. 74. pedition. viii, 477. 139. 236. 323. 401; ii. 74. l4i. 219, Urea, derivatives of, ix, 255. 316. 396. 483; iii. 49, 147, 239. 320, transformation of, iv, 60, 227. 413. 486: iv. 61. 144, 286, 392; v. Utah, earthquakes i~r Gilbert, vii, 49. 76, 148. 229, 308, 469: vi. 67. 146, iron ores of Southern. i, 80. 1!9. 406. 476; vii. 57. 143, 236, 485 ; Lake Bonneville, vi, 150. viii. i0. 150. 223. 390, 456 ;, ix. 59. onofrite from, i. 312. 167. 265. 334. 402. 494. realgar aud orpiment in, i. 219. effect of cold on magnetism. i. 316. sulphur deposits, v, 158. the Thomson effect, iv, 379. tiemannite. ix. 449. heat produced by reversals of mag- volcanic rochs of vii 453. netization, vii. 58. physical papers' read before the American Association, viii, 307. measnrement of strong electrical Vacua, experiments ou h~gh,Rood. ii. 90. currents, ix. 236. Vacuum, electrical resistance of, iii. 149. elasticity of ice. ix. 349. 487. application of photography to elec- regulator, vii, 406. trical measuremeuts, ix, 374. Vanadium sulphides. i. 137. alternating currents. ix, 377. Vanhise. C. K., enlargements of feldspar irregularities in the action of gal- grains, vii. 399. vanic batteries, xxx. 34. hornblende fragments. xxx "q 1 a standard of light. xxx. 128. L3L. Irumbull. J. lT, DeCandollels Origin of Van Tieghem. Ph., Traitk de Botanique. Cultivated Plants, v. 241, 370; vi. vii, 322. 128. Vapor, condensation of. as a source of Tryon. G. W.. Structnral andsystematic electricity, vii. 144. Conchology, v, 397. densities, Worcester. vi. 144. Tschermak, G., 1,ehrbrlch der Jfineral- determination of, viii. 390. ogie. iii, 68; iv, 232 ; vii. 75 ; ix, 420. of the halogens. iii, 143. Tucker. J. H., Sugar Analysis, ii. 398. density apparatus, vi. 237. Tuckerman, E., N. American Lichens, plessnres, new method of determin- iii, 326. ink, ix. 252. Tuning forks, autographic records of Variation, causes of, Hitchcock, viii. 49. vibratious of, Compton, vii. 444. tendency in, vii, 326, experiments on, Wend, vi, 177, 496. Varieties, gender of names of. Gray, vii. measurements of vibrations of. xxx, 396. 485. Vasey, G.. Grasses of the United States. rate of, Michelson, v, 61. vi. 322. Turmeric, chemistry of, vi, 141. Agricnltural Grasses, viii, 403. Turner, W., Names of Herbes, iii, 326. Vassar Brothers Institute. Transactions Tindall, J,on fog-signals, iv. 470. of, ix, 268. Vegetables, see BOTANY. Vein, see GEOLOGY. Veitch, J., hlanual of the Conifers, iii, Underwood. L. N., Our Native Ferns 69. and their Allies, iv, 156. Vennor, H. G.. apatite of the Canadian Catalogne of North American Hepa- rocks, viii, 74. tics. viii, 403. Venus, see Paneit. 511 VOLUMES XXI-XXX. 547

Vermont, Taconic rocks of, ii. 321 ; ix. Voigt. W.. variatious in length of bare, 205. at freezing po~nt,v, 448. Verrill, A. E..zoological nolices, i, 162 ; Volcanic action, volumes of solid and ii, 41 1 : iv. 477; v. 316, 397. 481. liquid cast-iron wit11 reference to, giant squid at Grand Banksin 1875, Hannuy. i. 141.

i > --251. -- cones. Becker, xxx, 283. regeneration of lost parts iu the eruption in Hawaii, i, 79 ; ii, '226, squid. i, 333. 332. affinities of Halysites, i, 508. phenomeni of 1883, ix, 80. marine fauna of outer banks, Xew rocks of Cape Verdes, v, 393. England coast, ii, 292 ; iii, 135. 216, Volcanoes, Hawaiian, Dutton, v, 2 19 : 309. 406; iv, 360, 447; v~ii,213, 378; xxx, 487. ix, 149. of Washington Terr., vi. 222. recent papers on marine inverte- .Judd on, iii. 65. brata of Atlantic coast, ii. 41 1. see GEOLOGY. Architenthis. Newfoundland, iii, 71. Voltaic arc, inverse electromotive force Owen's Cephalopoda, iii, 72. of, ii. 74. hgassiz's Echinoidea of the Chal- Volumes at the boiling point, i, 136. lenger Expedition. iii. 75. Vortex-atom theory, Croll, vi, 478. Dnncan and Sladen's Echinodermata Voyage of the Vega, iii. 336. of the Arctic Sea, iii, 347. Vries. H. De, Resinous Matters in Plants, notice of Tryon's Conchology, v, iii. 494. 391. marine fauna and deep-sea depos- its, viii, 378. hotice of Claus's Zoology, ix, 421. Wuchamuth. C'.. genera of Silurian crin- Cephalopods from Steamer Blake, ii, oids v, 235 162. l'alaocrinoidea, ii, 494; vi. 365. Papers on Marine Invertebrates, ii. Wadsworth, Jf. E., iron ores of Mar- 412, 413. quetle, ii. 320. 402, 403. Catalogue of Molluscs, xxx. 247. the Milton felsyte, v. 475. Vesque. J, movement of water in plants. meteorites of Bishopville and Water- v, 337. ville, vi, 32. 248. Vesta. a brief study of, Barrington. vi. note on Irving's paper, vi, 155. 461. rocks of Sewfoundland, viii, 94. comparisou stars for. Pickrring. viii. the hzoic system, viii. 313. .17 .. atmospheric action on sandstone, Vibrations, effect of, on a suspended disc, viii, 466. ... r 3 111. JI. syenite and gabbro in Essex Co.. Vilmorin. Les Mei:leurs B1& ~ii,404. Massachnsetts, xxx, 163. Les Plantes PotagPres, v, 235. Litliological Stndies, viii, 470. Vines, S. H.. practical instrnction in Waill, -@. H.. the Electrical exhibition Botany. xxx, 164. at Philadelphia. viii, 225. Virgizia. Ropers's geological reports, ix Wulcott, 0. D., on Cyathopl~ycus,ii, 394. 414; xxx, 357. I'cecilopod in the Utica slate, iii, 151. geology of the Blue Ridge, Camp- new genus of Eurypterida, iii. 213. bell. viii, 2". 242 : is, 470. injnry to the eyeof a trilobite,vi. 302. miuerals from : allanite, (orthite) Pre-Carboniferous strata in the Col- iv. 154. v. 336 ; beryl, v, 332 cassi- .orido caiion, vi. 437. 484. te~ite vii. 41 1 ; chlorophane, viii. locon~otoryappendages of trilobitee. 235; colun~bite,iv. 153, v, 333 ; du- vii, 409. freni~e,ii. 65 ; garnet, v, 334; helvite, Paleozoic rocks of Cen~ralTexas, iv, 155, v. 160, 338; microlite, ii, 82. viii. 431. v, 335, xxx. 82; monazite, iv, 154, v. paleontologic uotes, ix, 114. 337. new Cambrian trilobites, ix, 328. Potsdam of Balcony Falls, Campbell. Paleo~oicpteropods, xxx, 17. ix, 470. The Trilobite, ii, 79. Viscosity' of rarehed gases, ii~,239. Report on the Great Basin, vii, 65. Vision by optic divergence, Stevens, ii. Deer Creek coal field, ix, 338. 368, 443. Paleo~~tologyof the Eureka DistEict see Optics. ix, 416. 548 GENERAL INDEX. [ii 2

Waldo, F., filling of barometer tubes. Vell, see Arteszan. vii, 18. Wells, H. L.. gerhardtite and artificial Waldo. L., thermometry, i, 57, 226, 443. basic cupric nitrates, xxx. 50. Micrometrical Measurements of Wetherby. A. G., distribution and varia- Double Stars, iii, 334. tion of fresh-water mollusks of N. Wales, Silurian land plants of, ii. 153. America. iii. 76. 203. Walton, E. M.,liquefaction and cold Fresh-water Mollusks of North from reaction of solids, ii, 206. America, i, 414. Ward, H. D. A., rain-fall in hfiddletown. Wethered E., structnre of Carboniferous Conn.. v, 118. coals. viii. 467. Ward. L, I?, Mesozoic dicotyledons. vii. Vetherell, J. P., Pennsylvania Geologi- 292. cal Report, li. 152. Wheeler, E. 8..variations in length of bars at freezing point, v, 448. Wheeler's Expedition Reports, see GEO- LOGICAL. Warren. W. F., Paradise Fonnd. xxx, 88. White, C. A,. descent of certain fresh- Wash~ngton Territory, volcanoes of. water mollusks, iii, 382, Hague, vi 222 glacial drift in the Upper Missouri Water and ice, Pettersson, vii, 62. region, v, 206 absorption spectra of, vii. 485. rnollusca of the Laramie, v, 207. analyses of. Amazon. ix. 295 ; Hud- Green R Group in Montana, v. 41 1. son River, ix, 347 ; Mississippi River, burning of hgnite in situ, vi, 24. ix, 291 ; sea water, iii, 53 ; xxx, 38.5. commingling- .* of types-- in the Lara- electrical resistance of distilled, ix. mle group, vi, 120. 556. drift of Montana and Dakota, vii. molecular weight of, xxx, 158. 112. organic matter in potable, ix. 490. Jurassic strata of North America. specific heat of. vi. 57 : ix, 332. ix. 228. Waterfalls, gorges and. Dauis, viii, 123. the genus Pyrgulifera, ix, 277. Waterspouts, tornadoes and. E'errel, ii. Carboniferous Invertebrate Fossils 33. of New Mexico, iv, 143. Watson, H. W., hfathemdtical Theory non-marine fossil Molluscs, v, 392 ; of Electricity and Magnetism, xxx, vii. 68. 241. Fossil Ostreidse of North America, Watson, S., botanical notlces, v, 82. xxx, 79. Botany of California, i, 251, 330. White. I. C., Pennsylvania Geol.R.eports. Contribntions to American Botany, ii, 486; v, 471; vi, 327; vii, 149. iv. 297; vi 323; xxx. 166. Whiteaves, J. F, fossil fishes from De- Watts, H., Manual of Chemistry, vlii 72. vonia~rof Scaumenac Bay, i, 494. Watts fund, ix. 268. Siphonotreta Scotica in the Utica Waves, effect of oil on, v, 231. formation. iv, 278. tidal, in rivers. viii. 228. recent Heteropora from the Strait effect on coasts. Dana, xxx, 103, of Juan de Fuca, iv, 279. 176, 184. age of rocks of Q. C. I., British Wave-lengths in the infra-red of the Colnmbia. ix, 444. solar spectrum. viii, 391. 459 ; xxx, WhitJeld, R. P., Carboniferous air- 480. breathing mollusks, i. 135. Wead, C. K.. millimeter screw, iii. 176. nature of Dictyophyton, ii. 53, 132. intensity of sound vi 177, 496. age of Bernardston rocks. v, 368. Weather warnings, ii. 75. Utica slate graptolites. vi. 380. see METEOROLOGY. similarity of Acadian and Potsdam Webb, T. W., the Snn, xxx, 168. groups, vii, 321, Webster, H. E., Annelida Chzetopoda of paleontological papers, iii, 153, 496. New Jersey. ii. 414. Lower Carboniferous limestones of Weight. correction of, for buoyancy of Spergen Hill, iv. 474. the atmosphere, Cooke, vi, 38. ivhitman. 0. O., Methods of Mjcroscop- Weeisbdch. A., mineralogical notes, iv, ical Research, xxx, 403. 475. Whitney, J. D., climatic changes of later herderite, viii, 3 18. geological times, i, 149 ; iii, 489 ; v, Synopsis Mineralogica, ix, 72, 88, 153. 531 VOLUMES XXI-XXX. 549

Whitney, J. D., the Aeoic system and its CVinkler. analysis of herderite. viii. 318. subdivisions, viii, 3 13. Winter. G.. Rabenhorst's Kryptogamen. Whittlese?y, C., preglacial channel of Ea- Flora, i. 50i. gle ~iGr,ix,-393. Xinwood. H. H., Cambrian or Primor- Wieclersheim, R.. Anato~nieder Tirbel- dial rocks. British Columbia. xxx. 79. thiere, iv, 478. Mires, change of temperature from me- Lehrbuch der vergleichencle~~Auat- chauical straius in, iii, 321. omie, vi. 41 4. Xisconsin. Archtean in, kving, ix', 2237. Wiik, F. J.. RIinetal Karakteristik, iii, 69. geological reports. vi, 483; vii. 146. Wilder. B. G., Brairi of the Cat, iii, 160. geology of, vii. 146. Anatomical Technology, v, 316. hornblende of, Irving, vi. 27 ; vii, Willzinson. E.. natlve mercury in Louis- 130. iana, ix, 280. hiilwaukee clays and bricks. iv, 154. Williams, A., &lineral Resources of the Potsdam sandstones of. iii. 257 ; iv, United States, vi, 414; vii. 75. 47; v, 401 ; vii, 463. Williams. G. H.. uaraniornl~osisof YVittrock, V. B.,Erytl~rx~ Exsiccati;e. uv-A" roxene to hornblende. Giii. 269. vii, 496. metamorphism, viii 391. WoeikoJ A.. mean annual rain-fall, iii, cleavage in American sphene, ix, 341. 486. Glacial-era climate, iii. 417. Williams, H S.. Proetus longicaudus. i, IVood. S. V.. cause of the Glacial period. 156. vi, 150, 244. channel-fillings in Devonian shales good. see UOTANY. i. 318. Woodwavd. R. 8.. variations in length of fauna of the Chemung group, v, 97. bars at freezing point, v. 448. Lime Creek beds of Iowa, v, 311. Woosler. L.. C. transitio~~from copper- Limuloid criistacean from the De- bearing series to Potsdam, vii, 463. vonian. xxx. 45. Worcester, C. P.. vapor densities. vi. 144. classification of the Upper Devon- Voronin, Beitrag zur Kenutniss der Usti. ian, xxx, 316. lagi~~een,iv. 73. Life History of Spirifer Izvis, ii, 163. Worthen. A. H., Quaternary of Illinois, Williams. S, G., dip of Tully limestone, xxx. 316. vi. 303. geodized fossils, xxx. 3'76. gypsum deposits in New York, xxx, Illinois Geological Report, vi. 414, LlL.n-" 483. Wilson E. B., on Pycnogonida, ii, 412, Wo~tnzan.J. L.. notice of Cope's Tertiary 413. Vertebrata. xxx. 295. Development of Renilla, ix, 76. W~ighl.A. W,gases in smoky quartz, Wilson, E. TA , Photographics, ii. 73. i. 209. Wilson. H. C.. Report of Cincinnati Ob- polarization of the corona. i. 334. servatory, XXX, 404. of light from cornet, 6. 1881, Wilso~~,W. P., respiration of plants, iii, ii. 142. 423. polnriscopic observations of comet Winchell. A.. James Craig Watson, i. 62. c. 1881, ii. 372. geology of Ann Arbor, xxx. 315. distillatio~~of mercury in vacuo, ii. notes on papers at American Asso- 4i9. ciation. xxx. 315. W~iqht.C. E:. date of Glacial era, i. 120. Ccenostroma aud Idiostroma, xxx. glac~atedarea of Ohio. vi, 44. 31 7. southern limit of the glacier, VI trend and crustal surplusage, xxx. 326. 417. the glacial bonudary in Ohio, etc. Winchell LV. 13: Dall's observations on vii, 41 0. arctic ice. i, 368. Siapra River and the glacial peri- clays making cream.colored bricks. od, viii, 32. iii. 64. ,"Studies in Scie~iceand Religion, iv, sandstones, Taquamenon Bay, ix. I I. 339. Wright, T. W.. Adjustment of Observa- redquartzitesof Minnesota,xxx.31G. tious. viii. 405. Minnesota Geological Reports. iii. New Form of Primary Base Bppa- 62: v. 88. 155; viii. 165. 216, 472 ; ratus, viii, 479. ix. 68; axx. 396. Wurtz, A. I)., Atomic Theory, i, 337. 550 GENERAL INDEX. [54

ZOOLOGICAL WORKSNOTICED- Yellowstone Park. see GEOLOGY. Claseificntion of the Animal Kingdom, Yolo base line. ix. 49. Nicholson, iv. 478. Young. A. A,, saudstones having the Comatul;e of the Blake, Carpenter, ii. grains in part quartz crystals. iii, 257 : 413. iv. 47. Conchology, Tryon. v, 397. Young, A. G.. corundnm gems in India. Crinoids of the Blake, Carpenter, v, vi. 339. 238. Young. C. A,. b-line in solar spectrnrn, i. ~rustacea.Australian. Haswell, iv.478. 323. hlimesota. Herrick. viii, 322: is, spectroscopic oljservations of comet 68. b. 1881, ii, 135. of the Blake, Edwards. ii. 413. observations of the transit of Venus papers on, Fasun. ii, 414. v, 321. papers on. Smith, ii, 412; iv, 235. spectroscopic note$, ri. 333. Ctenophnra. Chun, i. 81. Yttrium, atomic we~ghtof, v, 381. Decnpoda of the Blake. Smith, iv. 235. Hchini of the Blake, Agassiz, ii, 413 ; vii, I5i. Echinodermata, Arctic, Duncan and Sladen. iii, 247. Zeitschrift fiir 1nstrumentenliunde.i. 253. of the Challenger. Agassiz, iii. 75. Zinc bar, variations of, Co~rfstock.ii. 26. ICmbryologi'cal Monographs, Agass