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GENERAL INDEX TO VOLUME LXXXVII[

Aggradation, in lr. Thames Ankaratrites, Ruwenzori, 387-94, Valley, 51-2. 396-7, 407-8. Akeley brickyard, sectn, in Corn- Annual Report of Council, xix- brash at, 127. xlix. Albitized dolomite breccia, Anthodon minusculus sp. nov., N'Changa distr., 468-71. 636-8, fig. Aldingbourne (Sussex), 87, 93-4, Antiarchi indef., 855, pl. lvii. pl. ix. Apatite in Devon lavas, Algm. See Stromatolith. 735. Alice anticline (C. Austr.), 682-3, Aplite dykes of younger grey 689. ' granite ', N'Changa, 485-6. Alice Springs (C. Austr.), 676 et Aplites, Loch Doon area, 20. seq. Aplogranite, Wittabarrow, 222 Alongshore pebble-structures, chem. anal. Salopia, 892-4, pls. lix & lxii. Arehman of Egypt, iv, v. Alpine glaciology, historical re- Areas & features of geological view of, xciii-cxviii. importance, Committee on, xv- Amphibia (Karroo) fr. tile Ruhuhu XV1. coalfields, 635. Arenaeeous Phase. See Penta- Analyses (chemieM) of norite & merus Beds. related rocks, 9; of granites & Arenig rocks, Loch Doon area, 29- aplodiorites, 10; of Dartmoor 30, fig. ; of S.-W. Lleyn, 240-68, rocks & minerals, 232-3 & figs. See also Extensus & table; of hornblende-biotite- Hirundo. schist & diabase, 320; of ARKELL, W. J., 170. See also chlorite - oligoelase - microcline DOUGLAS, J. A. gneiss & granite, 323; of tur- Arundel (Sussex), ' 100-foot ' jite- or leucitite-roek, 381; of raised beach betw. Chichester &, leucitophyre & related rocks, 84-97. 382; of leucitite lapilli, 386; Arunta Complex, W. 3/[aeDonnell of potash-ankaratrites & related Ranges, 682 et seq., 695-6; the rocks, 390-1 ; of melilite- name, 687. nephelinite & related rocks, 401 ; ASHCROFT, F. N., elected Trea- of melanoeratic olivine-leuei- surer, xxvii. tire, 415 ; of Toro-Ankole Ashgillian limestone w. Ingle- volcanic rocks, 420; of mica- tonian at Horton-in-Ribbles- peridotites, etc., 421; of por- dale, 100-8. phyritic granite-gneiss, 458; of Ashprington volcanic series. See quartz-magnetite-schist, 474 ; Spilitic complex. of granite, 491, 790 ; of scapoli- Auditors elected, vi. tized rocks, 499; of Devon Avisford (Sussex), 87, 91-2, lavas, 734, 761-3; (spectro- sectn, at, 88. scopic) of iddingsite & micas, 737. BADEN-POWELL, D. F. W., 98. Andesite, ' spilitic,' of S.-E. Dart- Baker's Hole quarry (Southfleet), moor, 599, 600-1. sectn, at, 49-51, fig. Anglesey, grit fr., 297- Banded shales, Bwana M'Kubwa 311. Series, 465-7. Anglesey Bit. (Ireland), 782 et seq. ; Bank Farm (Minsterley) Valentian non-porphyritic granophyre at, outlier, 878, 889. 839-40. Barium in Dartmoor granites, Q.J.G.S. No. 352 903 3 904 GENERAL INDEX [vol. lxxxviii,

211-2; b. & strontium in Birch Tor raft, 204-7, fig. chem. igneous rocks, 422-5. anal. Barley House lava, 713. Bittleford pegmatite, 220-2. Barnfield pit (Swanscombe), Blackthorn Hill (Oxon.), Corn- sectn, in Pleistocene at, 36-44, brash at, 125-6. figs. BSCKH, H. DE, obit., lxxvi- Barnwell (Northants.), sectn, in lxxix. Cornbrash at, 132. Bodmin Moor granite, relation of Basal boulder conglomerate, Dartmoor granite to, 222-3. N'Changa distr., 461-2. Bog Mine Valentian outliers, 878- Basalts, Slieve Gullion, 793-802. 80, 888-9, fig. See also Iddingsite & Quartz. Bokkeveld beds, fr., Basement Schist Series, N'Changa 358-68. distr., 447-50. BONE, W. A., oil some Recent Basic Intrusive Group, N'Changa Investigations on the Maturing distr., 494-505; basic rocks, and Chemical Constitution of Tr@gastel, 279-85. Coal, cxxi-cxxii. Beaches, etc. of Cumberland Bone Beds (Karroo), Ruhuhu coal- glacier-lakes, 74-80. See also fields, 612, 615-7; vertebrata Raised beach. fr., 634-67; correlation w. BECKE, F. J., obit., lxiv-lxv. Karroo beds of S. Africa, 667- Bedford, Cornbrash at, 127-8. 8 ; bone localities in the Ruhuhu BENSON, P. DE G., obit., lxxxix. area, list of, 620. Bentley Ford Brook (Shropshire), BOSWELn, P. G. H., 54, 901-2; 865-6. elected Auditor, vi; elected ' Berw strip ' (Anglesey), Ordo- Secretary, xxvii. See also vician grit fr., 297-305. GREENLY, E. Bibliography, of Alpine glaciology, Bothriolepis spp., 853, pl. lvi. cxv-cxviii ; of Bokkeveld & Boundary Thrust, Lleyn penin., Witteberg plants fr. S. Africa, 238 et seq. 367; of British Bourne End (Bucks.), sectn, at, reticulate Spiriferidse, 569-72; 128. of Carb. plants fr. Sinai, 356; Boxgrove (Sussex), 95. of Cornbrash in North-Eastern Boyn Hill terrace, Swanscombe, area, 165-7; of Dartmoor sectns, in, 36 et seq. granites, 229-31 ; of geology of Brachiopod zones in Cornbrash of the MacDonnell Ranges, 709; North-Eastern area, 115-23, of geology of N'Changa distr., 142. 512-3; of geology of Ruhuhu Brachiopoda (Ashgillian) fr. Hor- coalfields, 621-2 ; of geology of ton-in-Ribblesdale, 104; (Corn- S.-E. Dartmoor, 604-7; of brash) fr. North-Eastern area, glaciation of Eskdale etc., 80-1 ; 149-57, pls. x & xi; (Valentian) of Loch Doon' granite' area, 32- fr. Longmynd-Shelve &Breidden 3 ; ofMynydd I~hiw & Sarn area, areas, 897-8 & faunal list. 270-1; of Palmolithic deposits BI~AMMALL,A., 34,296,440, 608-9, of lr. Thames Valley, 53-4; of 773; (& H. F. HARWOOD) on Permian lavas of Devon, 770-1 ; the Dartmoor Granites: their of Tertiary Ring Complex of genetic relationships, 171-234, Slieve Gullion, 845-6 ; of Tr6- figs. pl. xiii, 236-7. gastel-Ploumanac'h granite, Brankenwall channel (Cumber- 294-5; of Upper land), 67 et seq. fishes fr. N.S.}V., 856-7; of Breccias. See Cam Lough Valentian rocks of Sbropshire, breccias. 898-9; of volcanic rocks fr. Breidden Valentian outcrop, 880- Ruwenzori, 435-9. 2, pl. lx. Bifidus Zone, S.-W. Lleyn, 240 et Broadclyst lava, 714, 724. seq.; palmontology of, 261-2; Brokenstones Valentian outlier, petrology of, 262-3. 864-5. Biotite, Dartmoor granite, 183-5, Bromlow Valentian outlier, 875. 216-9; b. xenocrysts in Devon B~owN, H. Y. L., 674. Permian lavas, 734-5. Bryncroes fault, 254 et seq. part 4] GENERAL INDEX 905

Bryozoa (Ashgillian) fr. Horton-in- Charlton-on-Otmoor (Oxford), Ribblesdale, 104. Cornbrash at, 125. Buckfastleigh limestone. See Cherts, Bwana l~I'Kubwa Series, Limestone (Frasnian). 468. BUNNING, C. Z., obit., lxxxvii- Chewings Range (C. Austr.), 682-31 lxxxviii. Chichester (Sussex), ' 100-foot ' Burmirhynchia leedsii, 154-5 & pl. raised beach betw. Arundel &, x; B. fusca sp. nov., 155-6 & 84-97. pl. x. Chlamys vagans, 158. Burnhead plutonic mass, 18-9. Church Stretton main fault, 863, Burrator granite-shale contact, 864, 866, 882 et seq. 188 fig., 189, 191, 194-8. Churchmoor Dingle fault, 882. Bwana ~I'Kubwa Series, Ciminite, Pocombe, 750-1 ; N'Changa distr., 459-61 ; age & chem. anal. 762. correlation of, 475-6 ; lower, CL~_RKE, F. W., obit., lxv-lxvi. 461-71; middle, 472; upper, Clip y Gylfinhir lava, 249-51. 472-5. Clyst Valley (Devon). See Exe. Bytilith fault, 247. Coal, maturing & chemical con- stitution of, cxxi-cxxii; coal Callow Hill Valentian outliers, measures of the Ruhuhu area, 877-8, 889. 612 et seq. Cam Lough breccias, 783-4, 817- Coastline of Salopia, 859-61, 22, pl. lii; relation to por- 867-8, 873, 892-6. phyritic granophyre ring-dyke, COKE, 1~I. S., xii. 836-7; C. L. wrench-fault, Conglomerate (Upper Valentian), 789. Snead area, 873. Camlough Mt. gabbro plug, 797, Coniston Limestone, Crag Hill, 804-5. 102, 106, 107. Canoblas i~Its. (N.S.W.), 851 et seq. Contact alteration of Loch Doon CA~TRILL, T. C., obit., lxxix- plutonle rocks, 14-5. lxxx. Contact metamorphism in S.-E. Carboniferous plants fr. Sinai, Dartmoor, 576-607. 350-7 ; Carb. of S.-E. Dartmoor, Contamination of Loch Doon 580, 585-9; Carb. reticulate plutonic rocks, 14-6. Spirfferidm, 516-73. Cordierite, Dartmoor granite, 186- Carnarvonshire. See Lleyn. 9, figs. Carrickbroad (Armagh), 794 et seq. Cornbrash, stratigraphical distrib. Carrive (or outer) felsite, Slieve of in North-Eastern area, 112- Gullion, 811-7. 49, figs. ; C. brachiopoda, 149- Cashel (Armagh), map of distr. 57, pls. x & xi; C. lamelli. round, 808 ; sectn, through, 810. branchia, 157-65, pl. xii. Castor (Lincs.), Cornbrash CStes-du-Nord. See Tr6gastel. ft., 133. Council (& Officers) elected, xxvii. Cawsand Bay lava, 716, 721, 730 Cox, L. R., on Lamellibranchia et seq.; petrology of, 759-60, from the Karroo Beds of the pls. xlvii & xlix. Ruhuhu Coalfields, Tanganyika Cefn (Shropshire), 886. Territory, 623-33, pls. xxxix & Central Australia, palmogeo- xl, 671. graphy of, 706-8. See also Crag Hill (Yorks.), 102, 106; ]~IacDonnell Ranges. sectn, to Horton station, 101. Central Metamorphic Complex, E. Crediton Valley (Devon), Permian Greenland, 313-~21, 346. lavas of, 714-5, 726-9, fig. See Cererithyris intermedia zone, also Knowle Hill. North-Eastern area, 115-6, 144. Crockerhill (Sussex), 94-5. Cererithyris sp., 151-2, pl. xi. Crossopterygii indef., 856, pl. Ceria & vanadia, Dartmoor lvi. granite, 192-3. Cryptozoon (?). See Stromatolith. CL Titanom~chus sp., 638-9, fig. Culm. See Slate & Sandstone. Chalk, solution-hollows in, 46. Culm Valley. See Exe. Chambuga crater (Uganda), vol- Cumberland, glaciation of, 57-82. canic rocks fr., 392-4. Currents, Valentian ~marine, evi- 3~2 906 GENERAL INDEX [vol. lxxxviii,

dence of, 867-8, 873, 892-4, Geology of a Portion of 895-6. Northern Rhodesia, cxix. DOUGLAS, J. A. (& W. J. AI~KELL), Daaikilmore (Armagh), 795, 797 et on the Stratigraphical Distribu- 8eq. tion of the Cornbrash : II. The Danes Wood. See Avisford. North-Eastern Area, 112-69, Daniel-Pidgeon Award, xii, cxx. figs., pls. x-xii. Dartmoor (S.-E.), contact meta- Dunchideock lava, 713, 718, 721-3 morphism in, 576-607. figs., 733; petrology of, 740-3. Dartmoor granite, basic inclusions Dunsmoor lava, 714, 726. in, 181-2, fig., chem. anal.; DUTTON, D., obit., lxxxix-xc. contamination of, 216-22, fig.; DWERI~YttOUSE, A. R., obit., differentiation & assimilation lxxxi-lxxxii. in, 178-81, 194-202, figs.; Dykes, S.-W. Lleyn, 266-7. felsites &, 176-8, figs.; in- clusions in, 202-16, figs. ; Eastern Metamorphic Complex, initial granitic magma, 223-6; E. Greenland, 331-3, 346. mineralogy of, 182-93, figs., EDMUNDS, F. H., 98-9. chem. anals. ; relation to EDWARDS, W. N., 369. Devon Permian lavas, 765; to Egypt, Pre- of, iii-v. petrographic provinces, 193-4; Ellery's Creek (MacDonnell to St. Austell & Bodmin Moor Ranges), 680 et seq., pl. xliv ; geo- granites, 222-3; space-form of, logical sectn, at, 693-4, 700-3. 172-4; variation of, 174-6, fig. cf. bathystoma, 649-50. DAVIDSON, A. A., obit., lxxxviii. Ennerdale (Cumberland), 61 et seq. DAVIES, A. M., elected auditor, vi. Entolium demissum, 150-8. DAVIES, D., obit., lxxx-lxxxi. Eocyclops( ?) sp., 644-6, fig. DE SALIS, n. F., obit., cxii. ' Eparchman ' of Egypt, iv, v. Deltas. See Beaches. Erosion of Cornbrash in England, Devon, Permian lavas of, 712-73. evidence concerning, 141-8. Devonian (Upper) fishes fr. New Erratics, transport of, xcvii et seq. South Wales, 850-7. See also Eskdale glacier, 66 et seq.; E. Bokkeveld & Witteberg. glacier-lake, 63, 66-71 ; deposits DEWEY, H., 98, 607 ; Lyell Medal of, 77-8. awarded to, lv-lvii; on the Exe, Culm, & Clyst Valley lavas, Pal~eolithic Deposits of the 713-4, 724. Lower Thames Valley, 35-54, Exeter distr., Permian lavas of, figs., 56. 713-5, 721-9 figs., 731; varia- Diabase of S.-E. Dartmoor, 602. tion in, 765-6 fig. Dictyothyris bournensis, 149 & Exogyra crassa, 163. pl. x; D. elegans, sp. nov., 149- Extensus Zone, S.-W. Lleyn, 240, 50 & pl. x. 242-5, 254 et seq. Dicynodon huenei sp. nov., 639- 41, fig. ; D. tealei sp. nov., 641-2, Faulting, Longmynd, 882-4 ; fig. ; D. sp. cf. leoniceps, 642; N'Changa distr., 508-9. D. sp. indet, 642-4, figs. Favosites fr. Ashgillian limestone Didymograptus extensus zone. See at ttorton-in-Ribb!esdale, 104. Extensus. D. bifidus zone. See FEARNSIDES, W. G., 900-1; Wol- Bifidus. D. hirundo zone. See laston Medal awarded to, lii-lv. Hirundo. Feede Hill (Armagh), sectn, at, 825. Dioritic rocks, Loch Doon area, Fellows deceased, resigned & re- 23-5, pl. i. moved, xxiv; elected, i, iii, vi, DixoN, E. E. L., 54-5. vii, xxv, cxix, cxx, cxxi, cxxiii, Dolerite of S.-E. Dartmoor, 588-9, cxxv ; names read out, i, cxxv ; 601-2; of S.-W. Lleyn, 265-6. obituary notices of, lxxvi-xcii. See also Hornblende-dolerite. Felsite sheets, Slieve Gullion, 837- DOLLFUS, G. F., obit., lxvi-lxviii. 8. DOLLO, L., obit., lxviii-lxix. Felsites, Dartmoor granite, 176 Dolomitic beds, N'Changa distr., et seq., figs.; f. & quartz- 468. porphyries of Loch Doon area, DOUGLAS, G. V., on the General 21-2. part 4] GENERAL INDEX 907

Felspar xenocrysts in Permian Research in Alpine Glaciology, lavas of Devon, 733-4. an Historical Review, xciii- ... Felspars, porphyritic, Dartmoor cxvnI. granite, 182-3, 216-9. ' Gattarian ' of Egypt, iv, v. Felspathic quartzite, N'Changa GEOROE, T. N., on the British distr., 466. Carboniferous Reticulate Spiri- Financial Report, x-xi, xxxvi- ferid~e, 516-73, figs. & pls. xxxi- xlix. xxxv, 575. Fishes (Upper Devonian)fr. New Givetian, S.-E. Dartmoor, 579; South Wales, 850-7. metamorphism of G. slates, FITCH, A. A., on Contact Meta- 590-1. morphism in South-Eastern Glacier-lakes Eskdale, Miterdale, Dartmoor, 576-607, figs., pls. & Wasdale (Cumberland), 63- xxxvi & xxxvii. 78, figs. Flamanville granite, 292. Glaciers, erosive action of, ci-cxi, FLETT, Sir J., 234 5, 847-8. protective action of, cxi-cxiii. Folding, N'Changa distr., 507-8. Glaciology, Alpine, historical re- Fontwell (Sussex), 87, 94. view of, xciii-cxviii. Footwall arkoses, N'Changa distr., Glen Helen Station (MacDonnell 462-5 ; f. rusty-weathering Ranges), 679 et seq. micaceous schists, N'Changa Glen Helen Valley (MacDonnell distr., 454. Ranges), 679 et seq. Foreign Members & Correspon- Glendesha (Armagh), map of dents, number of, ix ; deceased, distr, round, 809. xxv; elected, cxxv; lists of, Glendooey (Armagh), 793 et seq. xxviii-xxix; obituary notices Gloyne Outdoor Geological Re- of, lxiv-lxxvi. search Fund, xii-xiii. Forkhill, map of distr. S.-W. of, Gneisses, E. Greenland, 314-7, 816; F. volcanic vents, 783 318, 322-7, 334-5, pls. xix & xx, et seq., 805-11. chem. anals. ; granodiorite- Fort Portal (Uganda), volcanic gneiss fr. Katwe crater, 411-2. rocks fr., 375-83. Goblestubbs Copse (hr. Arundel), FOWLER, J., on the ' One-Hundred raised beach at, 90. Foot' Raised Beach between GORDON, Mrs. M. M. O., Lyell Arundel and Chichester, Sussex, Medal awarded to, 1vii-lx. 84-97, figs., pls. viii & ix, GORDON, W. T., 368, 671, 902; 99. re-elected Secretary, xxvii. Franz Josef Beds, E. Greenland, Gorgonopsian gen. indet., 654-5. metamorphic rocks fr., 338-46, Granite, Loch Doon area, 4, 9-10, fig. chem. anal. ; gr.-porphyries & Frasnian, of S.-E. Dartmoor, 579; granophyres of same area, 21; metamorphism ofF. slates, 591- muscovite-granite of E. Green- 3; of F. limestone, 593-9, figs. land, 313-4; red gr. of Tr~ga- stel-Ploumanac'h, 275-6 ; xeno- Gabbro plug, Camlough Mr., liths in the same, 276-9 ; contact 797, 804-5. of w. basic rocks, 279-81,284-5 ; Gabbros, primary, N'Changa comparison w. other granites, distr., 495-6. See also Olivine- 292-4; Newer gr. of same area, gabbro & Quartz-gabbro. 276, 279, 285-92; tourmaliniza- Gaharn plutonic mass, 18. tion of gr. of S.-E. Dartmoor, Galloway. See Loeh Doon. 581-2; assimilation of country Gallt y lV[or (Carnarvonshire), rock by, 582; veins in, 582; 244. veins in metamorphic aureole of, GARDINER, C. I. (& S. H. ]~EY- 582-4. See also Dartmoor ~OLDS), on tile Loch Doon granite & Newry granite. ' Granite ' Area, Galloway, 1- Granitic magma, reaction betw. 34, figs., pls. i iv. limestone &, Palabora, vii-viii. Garnet, Dartmoor granite, 189-91, Granodiorite-gneiss fr. Katwe pl. xiii. crater, 411-2. GARWOOD, E. J., 109, 273, 368, Granophyre, non-porphyritic, of 573, 857; on Speculation and North-West Belt (Ireland), 839- 908 GENERAL INDEX [vol. lxxxviii,

41. See also Porphyritic grano- HAWKES, L., 515, 848-9. phyre. HAWKINS, H. L., 110, 575. GRANTKASI, D. R., 441. Haytor granite, 178 et seq., fig., Granulitized rocks, E. Greenland, chem. anals. 335-7. Heavitree Range quartzite (C. Graptoloidea (Valentian) of the Austr.), 682-4, 696-8. Longmynd-Shelve & Breidden Heazille lavas, 714, 719, 726. areas, 898 & faunal list. HILLS, E. S., on Upper Devonian Gravels. See Beaches. Fishes from New South Wales, GRAY, A., 514. 850-7, figs. pls. lvi & lvii. GREEN', J. F. N'., 109-10. Hirundo Zone, S.-W. Lleyn, 241, Greenhithe (Kent), sectn, in 244-5, 253, 260-1. quarry at, 48-9, fig. HOnLEY, C. W., 670. Greenland (E.), geology of, exxiii- HOLLAZqD, Sir T. H., elected Presi- cxxiv; metamorphic rocks of, dent, xxvii. 312-48. HOLLINGWORTI~, S. E., 110-1. GREENLY, E., 236, 273; (& P. G. Holmead Farm lavas, 715-6, 720- H. BOSWELL) on an Ordovieian 1, 729, 731 et seq. ; petrology of, Grit from Anglesey, with its 754-7. Bearing on Pal:eogeography and HOLLIES, A. ((% H. F. HARWOOD) on the Tectonics of the 5Iona on the Petrology of the Volcanic Complex, 2!)7 311. Fields East and South-East of GREOO~Y, J. W., 83,349,369,440 ; Ruwenzori, Uganda, 370-439, announcement of death of, cxxv. figs., pls. xxv & xxvi, 442. GREIG, E. g., xii. Holoptychius sp., 855, pl. lvi. GrSve Rose (Trdgastel), xenolith Home Farm'in-and-out', 1Viun- in porphyritic granite at, 277, easter Fell, 70. pl. xv. Hope Valley Valentian outliers, GrSve Ste. Anne (CStes-du-Nord), 876-7, 886-7,894-5, fig. contact of granite & basic rocks Horderley Valley (Shropshire), at, 279-81, pl. xvi. 861 et seq.; faulting in, 882- Grit (Ordovician), ft. Anglesey, 3. 297-311. HORX Scientific Expedition to GROVES, A. W., 441. Central Australia, report of, 675-6, 678 et seq. Haeeonby quarry (Lines.), Upper Horn Valley (3/[acDonnell Ranges), Cornbrash at, 134. 675 et seq.; seetn, in H. V. HALLI51OND, A. F., 607-8. Beds, 691. Halonia tortuosa, 353, pl. xxii. Hornblende - dolerite intrusion, Halseombe lava, 713. Mynydd Penarfynydd & Myn- Hameldown granite, 203 fig. ydd y Graig, 246-7 ; on Hanging valleys, exiii-exv. Mynydd/~hiw, 252-3. Hanthorpe (Lines.), Cornbrash at, Hornblendic rocks, )/[usk-ox Fjord, 134. 327-31. Haplostigma gen. nov., 362-6; Hornfelsed shale xenoliths in H. irregulare, 359-62, fig. pls. Dartmoor granite, 202. xxiii & xxiv. Horswell House kersantite, 716 et HARnlSON, J. V., 440 1,669-70. seq., 763 ; petrology of, 758-9 & HARRISON, P., obit., lxxxviii- pl. xlix. lxxxix. Horton-in-Ribblesdale (Yorks.), tIarvey's Range (N.SAV.), 850 ct fossiliferous limestone w. Ingle- SC~. tonian at, 100-8. HARWOOD, H.F. ~b'eeBRAMMALL, HOUSTOUX, G. L., obit., xcii. A., d~ HOLMES, A. Howcmx, W., 676. Hatherleigh lavas, 715, 720, 731 HUDSON, R. G. S., 574-5. et seq.; petrology of, 740-9; HUME, W. F., 368-9 ; on the Pre- analyses of, 761. Cambrian Rocks of Egypt : their HAUOHTON, S. H., on a Collection Nature, Classification, & Correla- of Karroo Vertebrates from tion, iii-v. Tanganyika Territory, 634-68, Hundredhouse Copse (nr. Arun- figs. del), raised beach at, 91. part 4] GENERAL INDEX 909

Hybridization in Devon Permian lamellibranchia fr., 623-33 ; ver- lavas, 738; of Loch Doon tebrata fr., 634-68. plutonie rocks, 14, 15. Kasenyi Lake (Uganda), 398-9. Katwe crater (Uganda), volcanic 'Iee ...Age,' first use of term, rocks fr., 402-12; K. crater- xcvnI. lake, i-ii. Ice-retreat in Cumberland during KELLY, J., obit., xe. Main Glaciation, 60-78. KENDALL, P. F., 82-3. Iddingsite in Devon Permian KENNARD, A. S., 56. lavas, 735, pl. xlvii; spectro- KENNEDY, W. Q., 773-4. scopic analysis of, 737, 738; Kersantite, Horswell House, 716 iddingsit e-para-basalt, Dun- et seq. ; petrology of, 758-9, 763, ehideoek, 740-3, pl. xlvii, pl. xlix. chem. anal. 761 ; iddingsite- KI~R, J., obit., lxix-lxx. basalt, Thorverton, 749-50, pl. Kiehwamba area (Uganda), vol- xlvii, chem. anal. 762; idding- canic rocks ft., 412-6. site - biotite lamprophyre, Kikorongo Lake distr. (Uganda), Knowle Hill, 762 chem. anal.; volcanic rocks ft., 394-8. iddingsite-minette Loxbeare, Killerton lava, 719, 724-6, fig., 763 chem. anal. 731 ; petrology of, 748-9. Ilmenite, Dartmoor granite, 192, KING, W. B. R., 55 ; on a Fossili- pl. xiii. ferous Limestone associated Implements (Claetonian) ft. with Ingletonian Beds at Hor- Swanseombe, 39; Aeheulian, ton-in-Ribblesdale, Yorkshire, 40-2, 45-56, figs. ; Levalloisian, 100-8, fig., 111. 48-9, 50. Kingori Sandstones, Ruhuhu area, 'In-and-out' channel, Muncaster 612 et seq., 666. Fell, 70. Kingsbridge. See HorswellHouse. Ingletonian, Horton-in-l~ibbles- Kir tlington (Oxon.) Cement Works, dale, 100-8. seetn, in Cornbrash at, 123-4. Ingress Vale shell-bed, 42 et seq. Knowle lava, 713 et seq.; petro- Interbedded ehlorite-serieite- logy of, 743-5; Knowle Hill schists, N'Changa distr., 453-4. lavas, 714 et seq. ; petrology of, Irish Sea basin, glacial episodes in, 751-3. 58-9; ice-movement in during Kundelungu Series, N'Changa Main Glaciation, 59-60 ; retreat distr., 476-82. of I. S. ice-sheet, 61 et seq. Kutchirhynchia idonea, 118 ; K. Islip Ironworks (Northants.), 131 ; morierei, 154, pl. x. lslip quarry (Oxon.), seetn, in Kyatwe (Uganda), volcanic rocks Cornbrash at, 124-5. fr., 383-4. Ivybridge. See Pithil]. Kyekora Lake (Uganda), lava fr. near, 379-83, chem. anals. JACKSON, G. C. A., on the Geology of the N'Changa District, North- Lake District ice during Main ern Rhodesia, 443-514, figs., Glaciation, 59 et seq. pls. xxvii-xxx. Lakes. See Glacier-lakes. James Ranges (C. Austr.), 674, Lamellibranehia (Cornbrash) of 681, 690-1, 706. North-Eastern area, 157-65, Jay Mission Station (C. Austr.), pl. xii ; (Karroo) ft'. the Ruhuhu 696-7, fig.; Jay's Creek, 679 coalfields, 623-33, pls. xxxix & ct seq. xl. J. B. TYRRELL Fund, xiii-xiv. Lamprophyres, Loeh Doon area, Jemalong Gap (N.S.W.), 852 et seq. 25-6, pl. i. LAS~, W. D., 97-8. Kafue garnetiferous chlorite- Larapintine Series, 685 et seq., schists, 448. 700-5; the name, 686-7. Kallirhynchia sp., 152-4, pl. x; Laterite, N'Changa distr., 505-6. K. yaxleyensis, 117-8,154, pl. x. Latterbarrow (Cumberland), 71 et Kansoka chlorite-schists, 482. seq., figs. Karroo System, Ruhuhu coal- Lavas (Permian) of Devon, distri- fields, 612-9 ; plants ft., 620-1 ; bution of, 713-6; macroscopic 910 GENERAL INDEX [VO1. lxxxviii,

characters of, 718-21; ex- McCONNELL, P., obit., lxxxii- posures of, 721-30 ; strati- lxxxiii. graphical relations & age of, MaeDonnell Ranges (C. Austr.), 730-2; xenocrysts & xenoliths geology of, 672-711. in, 732-8; petrology of, 739- MADIGA~, C. T., on the Geology of 64 ; chemical & genetic relations the WesternMacDonnell Ranges, of, 764-8, figs.; lavas of S.-W. Central Australia, 672-711, fig., Lleyn, 242 et seq., 264; vesi- pls. xli-xlvi. cular lavas fr. Uganda, 377- Maen Gwenonwy (S.-W. Lleyn), 83, chem. anals. See also 244; M. G. sill, 244, 246. Trachyte lavas. Main Glaciation, ice-movement LEACH, A. L., 55-6, 99. during, 59-60; ice-retreat dur- .Lepidodendron mosaicum, 351-2, ing, 60-3, fig. 353-4, pls. xxi & xxii; L. sp., Maker penin. (Devon), Permian 352, 353, pls. xxi & xxii. lavas of, 716, 730 et seq. Lepidostrobus (?) sp., 353, pl. xxii. Manda Beds, Ruhuhu area, 612 Leucite-minette, Holmead, 755- et seq. 7, pl. xlvii; chem. anal. 763. Manganese beds, S.-W. Lleyn, Leucitite bombs, Katwe crater, 245, 246, 248-9. 405-8, 414-6, chem. anal. Maps, Buckfastleigh & Ivybridge Levi Range (C. Austr.), 691, 703, area, pl. xxxvii; (topogr.) 706. Arundel & Chichester distr., Library, list of donors to, xvii- 86; Carrickbroad, Glendooey, xxiii; report of Library Com- & Slievenabolea, 794; Cashel mittee, xvi-xvii. distr., 808 ; Cornbrash localities Lima duplicata, 160-1, pl. xii. in North-Eastern area, 113; Limatula cerealis sp. nov., 158- distr, south-west of Forkhill, 9, pl. xii ; L. cf. helvetica, 159-60, 816 ; Glendesha distr., 809 ; pl. xii. Horton-in-Ribblesdale, 101 ; Jay Limea interstincta, 161-2, pl. xii. Mission Station locality, 697; Limestone, E. Greenland, 337, Lislea distr., 823; Little Stret- 340-1; fossiliferous 1. at Hor- ton, Plowden, Myndtown area, ton-in-Ribblesdale, 100-8 ; Fras- pl. lix; Loch Doon 'granite' nian I. of S.-E. Dartmoor, 593- area, pls. iii & iv; Longmynd- 9; reaction of 1. with granitic Shelve & Breidden Valentian magma at Palabora, vii-viii. outcrops, 860; western Mac- Little Stretton, Plowden, Mynd- Donnell Ranges, pl. xlv; sec- town area (Shropshire), Valen- tions through the same, pl. xlvi ; tian of, 865-9, pl. lix. Minsterley distr., pl. lxi; Mun- Llanfaelrhys (S.-W. Lleyn), 245. caster Fell overflow-channels & Llanvirn rocks. See Bifidus. gravels, 67; Mynydd Rhiw Lleyn penin. (S.-W.), geology of, &Sarn area, pl. xvi ; N'Changa 238-72. distr., pl. xxx; Norbury & Loeh Doon ' granite ' area, 1-34. Snead & Breidden areas, pl. lx; Longmynd. See West Longmynd. Ruhuhu coalfields, pl. xxviii; Longmynd-Shelve Valentian out- moraines betw. Strands & crop, 862-80, figs. Easthwaite (Wasdale), 72 ; part Loxbeare (Devon), Permian lava of the lr. Thames Valley, 37; at, 715-6, fig., 720, 729; petro- parts of Toro & Ankole, 372; logy of, 753-4. See also Hol- Tr@gastel - Ploumanac'h area, mead. pl. xviii; ice-movement etc. in Ludbrook felsite, 178, chem. anal. the Wasdale, Miterdale, & Lufubu glacial(?) conglomerate & Eskdale distr., pl. vii. graphitie shales, 477-9 Mareenie sandstone, MacDonnell Lufwanyama biotite-spangled Ranges, 690-1, 702-3, pl. xliii schists & granulites, 479-82. & xliv. LYELL Medal awarded to H. Market Weighton Axis, 137, 143. DEWEY, 1v-1vii; to Mrs. M. M. Marshall's pit (Slindon), 93. O. GORDON, lvii-lx; L. Fund Marshbrook Valentian outlier, 863- awarded to R. W. PococK, 4, 887-8, pl. lix. lxii-lxiii. MARTIn, E. A., 55, 99. part 4] GENERAL INDEX 911

MATLEY, C. A., on the Geology of Muliashi porphyritic granite- the Country around Mynydd gneiss, N'Changa distr., 457-9, Rhiw and Sarn, South-Western chem. anal. Lleyn, Carnarvonshire, 238-72, Mullaghbawn Mt. (Armagh), 785 figs. pl. xiv, 273; exhibits et seq.; felsite sheets ~r. of, lantern-slides of Guatemalan 837-8. volcanoes, cxx. Muncaster Fell (Cumberland), 60, Medals & Funds, awards of, xiv- 64-5, figs., pl. vi ; ice-split near, xv; lists of recipients of, xxx- 66 ; overflow-channels & gravels XXXV. of, 66 et seq., fig.; M. Castle Megacyclops rugosus sp. nov., delta, 67 fig., 70, 71, 78, 646-9, figs. pl. vi. Metamorphic rocks of E. Green- MURCIIISON Medal awarded to land, 312-48; of Loch Doon W. G. FEARNSIDES, lii-lv ; area, 26-31, figs. pl. ii. 3/[. Fund awarded to A. K. Metamorphism. See Contact WELLS, lxi--lxii. metamorphism. MURRAY-~-IUGHES, R., 514-5. ' Metarchman ' of Egypt, iv-v. Muscovite, Dartmoor granite, 191- Micas, spectroscopic analysis of, 2. 737, 738. Musk-ox Fjord Inlier (Greenland), Microgranites, Loch Doon area, 21. metamorphic rocks of, 321-31, Microthyris siddingtonensis, ll9 fig. & pl. xi. M. siddingtonensis Muva Series, N'Changa distr., zone in North-Eastern area, 450-4; M. quartzite, 452-3, 118-20, 146-7 ; M. lagenalis, chem. anal. 120 & pl. xi; M. lagenalis zone Mwambashi biotite paragneiss, in N.-E. area, 120-1, 146-7; N'Changa distr., 449. M. sublagenalis, 119 & pl. xi; Mylonites, E. Greenland, 337. M. sublagenalis zone in N.-E. Myndtown. See Little Stretton. area, 120. Mynydd Cefnamwlch (S.-W. MmEOD, F. W. H., 669. Lleyn), 254 et seq.; Mynydd Migration, two-way, in meta- Penarfynydd, 246; Mynydd morphic rocks of S.-E. Dart- Rhiw, 248-53; Mynydd y moor, 602-4, fig. Graig, 247. Mimbula adamellite-aplites, 484- 5; M. rusty-weathering quartz- Naluziguti Ridge (Uganda), vol- mica-schists, NChanga distr., canic rocks ft., 399-402. 449. Nant-y-carw (S.-W. Lleyn), sectn. Minette, Killerton, 748-9, chem. in Bifidus Beds near, 255 fig., anal. 761; Knowle Hill, 751- 256. 3 ; Loxbeare, 753-4 ; Rose Ash, Nant y Gadwen (S.-W. Lleyn), 757. See also Olivine-minette 244-5. & Leucite-minette. N'Changa distr. (N. Rhodesia), Minsterley (Shropshire), Valentian geology of, 443-514; N'C. of, 875-8, 889, pl. lxi. red granites, 489-93, chem. Minton boundary fault, 882. anal.; age & correlation of, Missionary Plain (C. Austr.), 493-4. 679 et seq. NEAVEtCSON, E., Wollaston Fund Miterda]e glacier, 68; M. glacier- awarded to, lx-lxi. lake, 63 et seq. Nephelinite, potash-, fr. Naluzi- M'Kushi granite-gneiss, N'Changa guti Ridge, 400-2, chem. anal. distr., 454-7. New South Wales, Upper Devon- Mona Complex, 239, 241; tec- ian fishes ft., 850-7. tonics of, 310. Newry granite, 782 et scq. ; field Moraines of Wasdale glacier, 71- relations & petrology of, 787- 4, figs. 93, chem. anal.; relation to Morecambe Bay, ice-retreat fr., 61. Cam Lough breceias, 817 et seq. ; Mudstone Phase. See Pentamerus to porphyritic granophyre ring- Beds. dyke, 833-5. Mudstones (Shropshire Valentian), Newton Dale (Yorks.), seetn, in faunal assemblages of, 889-90 Cornbrash at, 139-40. 912 GENERAL INDEX [vol. lxxxviii,

Nick of the Loehans plutonic leigh, 745-8, pl. xlviii, chem. mass, 8, 17. anal. 761. NOEL, E., obit., lxxvi. Pareiasaurian gen. et sp. nov., Norbury (Shropshire), Valentian 635-6, fig. of, 869-71, 887, pl. lx. Park Plantation (Plowden), 867-8, Norites, Loch Doon area, 5 et seq., pl. lviii. figs. chem. anal. ; of N'Changa PARRINGTON, F. 1~., 670. distr., 495-6. See also Olivine- Pear- Knapp (nr. Chichester), norite. 95, pl. viii. North Tawton lavas, 715, 720, Pebble-structures, alongshore, 729, 733; petrology of, 742-3. Salopia, 892-4, fig. pls. lix & North-West Belt (Ireland), 782 lxii. et seq.; granophyres & quartz- Pegmatite, Bittleford, 220-2; p. gabbro of, 838-41. dykes of younger grey' granite ', Northern Rhodesia, geology of, N'Changa, 485. cxix. See also N'Changa. Penarfynydd shales, 246 et seq. Nuneaton Axis, Cornbrash over, Penfold's pit (S!indon), raised 143-4. beach at, 91. Nyamunuka crater (Uganda), vo]. Penrhyn headland (S.-W. Lleyn), canic rocks ft., 384-92. 242-4, fig. Pentamerus Beds, Shropshire, 861 Obovothyris stiltonensis zone in et seq. ; of Marshbrook, 863-4; North-Eastern area, 122-3. of Little Stretton area, 866-8; Officers & Council elected, xxvii. of Norbury, 870-1; of Snead, Olivine in Devon Permian lavas, 872-3; of Wilmington, 874-5; 735 ; o.-gabbro, Slieve Gullion, of Minsterley, 875-6; of Breid- 783, 785-7; o.-minette, Hol- den, 881; Arenaceous & Mud- mead, 754-5, chem. anal. 763; stone Phases of, 861 et seq.; o.-norite, Tr@gastel, 279 et seq., age of, 885; fauna of, 886-8. pl. xvi. Permian lavas of Devon, 712-73. ' One-hundred foot ' raised beach, Pertaknurra Series, 684 et seq., Sussex, 84-97. 696-8; the name, 686. Ordovician. See Bifidus, Exten- Pertaoorrta Series, 685 et seq., 699- sus, & Hirundo Zones; O. grit 700; the name, 686. fr. Anglesey, 297-311. Pertataka Series, 685 et seq., 698- Ornithella obovata zone, North- 9; the name, 686. Eastern area, 116-8, 144, pl. xi; Pertnjara Series, 686 et seq. ; the O. [Obovothyris] stiltonensis, 152, name, 687; P. conglomerate, pl. xi. 705. Orthophyres, Loch Doon~area, 22. Peterborough, Cornbrash at, 133. Ostracoda (Ashgillian) fL Horton- Phosphatic limonitized quartz- in-Ribblesdale, 104. magnetite-schists, N'Changa Ostrea undosa, 162-3, pl. xii; 0. distr., 473-5, chem. anal. archetypa, 163. Phricodothyris gen. nov., 524-5; morphology of, 526-33, figs.; Pachytegos stockleyi ten. et sp. P. lucerna sp. nov., 525, 546- nov., 650-4, figs. 8, fig. pl. xxxv; P. ericlus sp. Palabora (Transvaal), reaction nov., 541-2, pl. xxxiii; P. betw. granitic magma & lime- insolita sp. nov., 542-3, pl. stone at, vii-viii. xxxv; P. lineata sp. nov., 543- Palmogeography of Valentian 6, fig. pl. xxxv; P. paricosta rocks of Shropshire, 890-6, figs. sp. nov., 548-9, pl. xxxv; P. Palmolithic deposits, lr. Thames periculosa sp. nov., 549-50, fig. Valley, 35-54. pl. xxxiv; P. verecunda sp Palceomutela, 625 ; P. rhomboid- nov., 550-1, pl. xxxv. alis, 625-6, pl. xxxix; P. ob- Phyllolepis sp., 852, pl. lvi. longa, 626-7, pl. xxxix; P. Pithill granite, 189 et seq., fig. subparallela, 627-8, pl. xxxix; Plants (Carb.) fr. Sinai, 350-7; P. neglecta, 628-9, pl. xxxix; ft. Bokkeveld & Witteberg beds P. rectodonta, 629-30, pl. xxxix. of S. Africa, 358-68; (Karroo) Para - trachyandesite, Ilather- fr. the Ruhuhu coalfields, 620-1. part 4] GENERAL INDEX 913

Pleistocene. See Pal~eolithic. Quarrington (Lincs.), sectn, in Ploumanac'h. See TrSgastel. Cornbrash at, 134-5. Plowden (Shropshire), faulting at, Quartz xenocrysts in Permian 883; Valentian outliers & sea- lavas of Devon, 732-3. stacks at, 893-4, fig. See also Quartz-diorite, Kempe Fjord, 321. Little Stretton & Park Plan- Quartz-gabbro of North-West tation. Belt (Ireland), 841. Plutonie rocks, Loch Doon area, Quartz-para-basalt, Knowle, 743- 1-16. 5, chem. anal. 761. PLYMEN, G. H., 296. Quartz-porphyries, Loch Doon Pococ~:, R. W., Lyell Fund area, 22; of Withnoe, 760. awarded to, lxii-lxiii. Quartzite ridges of ~V. Mac- Pocombe lavas, 713, 719; petro- Donnell Ranges, 676 et seq., logy of, 749-53; chem. anals., 696-700. 762. Quartzites, Franz Josef Beds, Poltimore lava, 713-4, 719, 724. Greenland, 338-40, fig. Porphyrites, Loch Doon area, 22- 3, pl. ii; of S.-E. Dartmoor, Raised beach, ' 100-foot ', Sussex, 601. 84-97. Porphyritic felsite, Slieve Gullion, Rapakivi structure in Dartmoor 783 ; p.-f. vent-intrusion & ring- granite, 218 fig., 219-20. dyke, Slieve Gullion, 783, 811- Remani6 beds in Upper Cornbrash, 7 ; relation to porphyritic 147-8. granophyre ring-dyke, 835-6. Remigolepis sp. nov., 852-5, figs., Porphyritic felspars of Dartmoor pl. lvii. granite, 182-3, 216-9. Reptilia (Karroo) fr. the Ruhuhu Porphyritic granophyre ring-dyke, coalfields, 635-65. Slieve Gullion, 784, 822-41; Reticularia, genotype of, 522-4; relation to porphyritic felsite, morphogeny of, 533-7, fig.; 815 et seq.; to Cam Lough R. acutiloba sp. nov., 551-3, pl. breccias, 817 et seq.; p. -g. xxxiv; R. alexandri sp. nov., of North-West Belt, 838-9. 553-4, pl. xxxii; R. bellmanen- Posbury lavas, 714, 719, 727 fig., sis sp. nov., 554-5, fig. pl. xxxii ; 733; petrology of, 741-2. R. elliptica, 555-7, pl. xxxiii; Pound, the (MacDonnell Ranges), R. fimbriata, 558; R. imbricata 682, pls. xli & xlii. 558-60, fig. pl. xxxi; R. lobata, Pre-Cambrian of Egypt, ii-v ; 560-3, fig.; R. obtusa, 563-5, Pre-Cambrian-Valentian uncon- fig. pl. xxxi; R. profecta sp. formity, Plowdon, 867-8, pl. nov., 565-6, pl. xxxii; R. reti- lviii. culata, 566-7 ; R. striatclla, 567 ; Primitive System, Ruhuhu coal- R. sp. nov., 567-8, fig. ; R. spp., fields, 612. 568-9. Pseudomonotis braamburicnsis, REYNOLDS, D. L., 848. 163-5 & pl. xii; Ps. echinata, REYNOLDS, S.H. See GARDENER, 163 et seq., pl. xii. C.I. PUGH, W. J., 902. Rhiw & Sarn (Carnarvonshire), Purple Shales (Valentian), Shrop- geology of, 238-72 ; Rhiw fault, shire, 861 et seq.; of Little 249. Stretton area, 868-9; of Nor- Rhynchonelloidea inflata sp. nov., bury, 871; of Snead, 873-4; 156-7, pl. x. of Wilmington, 875 ; of Minster- Rhyolite, Withnoe & Cawsand, ley, 877; of Breidden, 881-2; 759-60, pls. xlvii & xlix, chem. age of, 885; fauna of, 888-9. anal. 763. Purple Wenlock Beds, Plowden, RICHARDSON, C. G., obit., xci. 869. RICHEY, J. E. (& H. H. THOMAS), Pyroclastie rocks, S.-W. Lleyn, on the Tertiary Ring Complex 264-5. of Slieve Gullion, Ireland, 776- Pyroxenes in Devon Permian 849, figs. pls. li-lv. lavas, 735. Rickson's pit (Swanscombe), sectn. Pyroxenite, biotite-, fr. Ruwen- of 100-foot terrace gravel at, zori area, 397-8, 408-10. 44-8, fig. 914 GENERAL INDEX [vol. lxxxviii,

Ring Complex. See Tertiary Ring Shale-xenoliths, Dartmoor granite, Complex. 198-200, 202. Ring-dyke. See Porphyritic Shales, modification of Dartmoor granophyre ring-dyke. granite magma by, 198-202. ROBERTSON, T., 865. SHAND, S. J., on the Reaction ROtAtES, MRS. M. F., obit., between Granitic Magma & lxxxiii. Limestone at Palabora, Trans- Rose Ash minette, 716, 721, 731; vaal, vii-viii. petrology of, 757. Shap granite, comparison w. Tr4- Rougemont (Exeter) lava, 713. gastel granite, 278, 289, 292. ROWLEY, U., obit., xci. SHAW, G., obit., xc-xci. Ruhuhu Beds, 612 et seq. Shearing, Zone of. See Zone. Ruhuhu coalfields (Tanganyika Shropshire, Valentian rocks of, Territory), geology of, 610-20, 859-900. 621-2; Karroo plants fr., 620- Sinai, Carb. plants fr., 350-7. 1; Karroo lamellibranchia fr., Slates, (Culm) of S.-E. Dartmoor, 623-38; Karroo vertebrates fr., 585-6 ; (Devonian) of the same 634 68. area, 589-93 ; (Franz Josef Rusekere Hill (Uganda), lavas fr., Beds) of E. Greenland, 341. 377-9. Sleaford (Lines.), Cornbrash at, Rutt quarry (Ivybridge), 200. 135. Ruwenzori (Uganda), volcanic Slieve Gullion (Ireland), Tertiary rocks fr. nr., 370-439. Ring Complex of, 776-849. Slievebrack (or inner) felsite, St. Austell granite, relation of Slieve Gullion, 811 et seq. Dartmoor granite to, 222-3. Slievenabolea (Armagh), 794 et ' Salopia,' 890 et seq. seq. ; sectn, at, 795. Sandstones, (Culm) of S.-E. Dart- Slindon Bottom (Sussex), 88, 92, moor, 587-8 ; faunal assemblages ph viii; Slindon Common, 87, of Shropshire Valentian, 889-90. 92. SARGENT, H. C., obit., lxxxiii- SMITH, B., 273, 901; on the lxxxiv. Glacier-Lakes of Eskdale, Miter- Sarn& Rhiw (Carnarvonshire), dale, and Wasdale, Cumberland; geology of, 238-72; sectn, nr., and the Retreat of the Ice dur- 255 fig., 256; S. granite, 254 ing the Main Glaciation, 57-82, et seq.; S. Hill lava, 249, figs. pls. v-vii, 83. 256. SMITtI, W. CAMPBELL, 296, 311, Scale-deltas, Muncaster Fell, 66-7, 441,608,858. See also TgOMAS, 69, 76-7. HERBERT H. Scapolitization of Basic Intrusives, SMITH, WILLIAM, memorial tablet N'Changa, 494-504, figs. chem. to, at Midford, xv. anals. Snead (Shropshire), Valentian of, Scarborough (Yorks.), 140-1. 871-4, 887, pl. Ix. SCHAI~DT, H., obit., lxx-lxxiii. Soils, N'Changa distr., 505. Schists, E. Greenland, 317-20, SOLOMOn, J. D., 440. 327, fig. chem. anal. ; crystal- Songea Series, Ruhuhu coalfields, line schists fr. Franz Josef Beds, 612-9. 341-6. South Africa, Bokkeveld & Witte- Scotland Barn (Arundel), 89. berg plants fr., 358-68. Scottish Readvance, 59; lakes Southfleet (Kent), sectn, at due to, 78-80. Baker's Hole quarry, 49-51, Seabeach (Sussex), 96. fig. SEWARD, A. C., on Carboniferous SPACKMAN, F; T., obit., xci. Plants from Sinai, 350-7, figs. SPATH, L. F., 169. pls. xxi & xxii; on Fossil Spencecombe lavas, 714, 727-8, Plants from the Bokkeveld and fig. Witteberg Beds of South Africa, Spilitic complex of S.-E. Dart- 358-68, fig. pls. xxiii & xxiv, moor, 599-602. 369. Spiriferidm, British Carboniferous Shale-granite contact, Burrator, reticulate, 516-73. 188 et seq., 194-8. Stainton glacier-lake, 66-8, part 4] GENERAL INDEX 915

Stenaulorhynchus stock'leyi gen. et (Northants.), sectn, in Corn- sp. nov., 655-61, figs.; St. brash at, 130-1; sectn, in major sp. nov., 661 fig. quarry betw. Thrapston & Steward's Copse (Arundel), 89. Twywell, 131-2. Steytherville (S. Afr.), fossil TIDMARStt, W. G., 236; on the plants ft., 358-68. Permian lavas of Devon, 712- Stilton (Lincs.), 133. 73, figs. pls. xlvii-1, 774-5; STOCKLEY, G. ~¢[., on the Geology DANIEL-PIDGEON Fund awarded of the Ruhuhu Coalfields, Tan- tO, CXX. ganyika Territory, 610-22, pl. T~ETZE, E. E. A., obit., Ixxiii- xxxviii. Ixxvi. Stowe Nine Churches (Northants.), TILLE¥, C. E., 235-6. sectn, in Cornbrash at, 128-9. Tiverton Valley (Devon), Permian Stratton Audley (Oxon.), sectn. lavas of, 716, 729, 731 et seq. in Cornbrash at, 126-7. Tonalite, Loch Doon area, 4 et seq. Striacanthus sp., 852-3. Trachyandesite. See Para-tra- Stromatolith limestones, ]V[ac- chyandesite. Donnell Ranges, 678-9. Trachyte lavas, Slieve Gullion, Strontium & barium, distribution 793-7, 802-4. in igneous rocks, 422-5. Transvaal See Pa]abora. STUBBLEFIELD, C. J., 369. Tr6gastel-Ploumanac'h granite, Sudbrooke Park (Lincoln), seetn. xenoliths in, 274-95. in Cornbrash at, 135-6. Tre-heli (S.-W. Lleyn), 247. Sussex, ' 100-foot ' raised beach Trilobita (Ashgillian)fr. Horton- in, 84-97. in-Ribblesdale, 103-4; (Valen- Swanscombe (Kent), 36 et seq. tian) fr. Shropshire, 897 & faunal Sweltor granite, 187 et seq. list. Trondhjemite, relation of Bitt]e- Tanganyika Territory. See Ru- ford pegmatite to, 220-2. huhu. TROTTER, F. M., 83. TATE, R. See Horn Scientific TRUEMAN, A. E., 574. Expedition. Tufts fr. Ruwenzori area, 376-7, Tectonics of S.-W. Lleyn, 268-9. 384-6, 395-6, 402-5, 413. Tegulithyris bentleyi, 122, 150-1 & Turjaite & turjite, Kola penin., pl. x; T. bentleyi zone in North- 382-3, chem. anal. Eastern area, 122. TURNER, Sir J., obit., xc. Temple Bar Gap (?¢IacDonnell Twywell, sectn, in Cornbrash Ranges), 679, 690, pl. xliv. betw. Thrapston &, 131-2. See Tertiary Ring Complex of Slieve also Islip. Gullion, 776-849. Ty-ruttan sill, Carnarvonshire, Thames Valley (lower), Pal~eo- 256 et seq. lithie deposits of, 35-54. Thecodontosaurus( ?) alophos sp. Uganda, volcanic rocks fr., 370- nov., 662-4, fig. 439. See also Katwe. Theodoxus crenulatus horizon, Unconformity, Pre-Cambrian- Svcanscombe, 42 et seq. Valentian, Plowden, 867-8, pl. Theropod gen. et sp. indef., 664-5, 1viii. fig. Unio karrooensis sp. nov., 630-1, TROMAS, H. D., 169, 670. pl. xl. T~OMAS, HERBERT H., 34, 849; Uton lava, 714, 720, 726-7. (& W. CAM1)BELL SMITH) on Xenoliths of Igneous Origin Valentian rocks of Shropshire, in tile Tr6gastel-Ploumanac'h stratigraphy of, 859-82 ; tec- Granite, CStes-du-Nord, France, tonics of, 882-4 ; age of, 884-5 ; 274-95, figs. pls. xv-xviii. See palmontology of, 885-90 ; palmo- also RIckEY. J. E. geography of, 890-6 ; analytical THOMPSOn, B., obit., lxxxiv- faunal list of, 896-8. IXXXV. Vanadia & ceria, Dartmoor granite, Thorverton lavas, 719; petrology 192-3. of, 749-50. Vertebrata. See Amphibia & Thrapston Station quarry Reptilia. 916 GENERAL INDEX [vol. lxxxviii

VOGT, J. H. L., Wollaston Medal Outcrops, 859-900, figs. pls. awarded to, 1-1ii. lviii-lxii, 902. Volcanic rocks of S.-W. Lleyn, Wig (Carnarvonshire), uncon- 272; v.r. fr. Uganda, 370-439. formity at, 241-2. Wilmington (Shropshire), Valen- WAGER, L. R., on the Geological %ian of, 874--5, 887, pl. lxi. Work in East Greenland during W~soN, J. M., obit., lxxxv- the British Arctic Air-Route lxxxvii. Expedition, 1930-31, cxxiii- Wincher's Copse (hr. Arundel), 90. cxxiv. WISE~AN, J. D. H., on a Contri- W~TON, 5., on some Fossil bution to the Petrology of the Plants from Karroo rocks in the Metamorphic Rocks of East Ruhuhu River Depression, 620- Greenland, 312-48, figs. pls. 1. xix & xx, 349. Wasdale glacier, 68; moraines of, Withnoeo rhyolite, 716, 721, 730, 71-4, figs. ; W. glacier-lake, 63, 731-2; petrology of, 759-60, 68-71; deposits of, 74-7, pl. v. pls. xlvii & xlix. Waterbeach (Sussex), 96. Wittabarrow aplogranite, 222, Waterhouse Range (C. Austr.), chem. anal. 692, 695, 700, pl. xlvi. Witteberg beds, fossil plants fr., Watson, D. M. S., 668-9. 358-68. WATT, J.A. See Horn Scientific WOLLASTON Medal awarded to Expedition. J. H. L. VOGT, 1-1ii; W. Fund WATTS, W. W., 82. awarded to E. NEAVERSON, lx- WAYLAND, E. J., 440; on the lxi. Katwe crater-lake, Uganda, i-ft. WOODW~D, J. E., obit., xcii. WELLS, A. K., 235, 273; Mur- WOODVC)~D, Sir A. S., 858; re- chison Fund awarded to, lxi- elected Foreign Secretary, xxvii. lxii. o WOOLDIKIDSE, S. •V., 111. Wenlock Shales, Longmynd- WORDIE, J. M., 348-9. Shelve area, 863 et seq. ; of Little Stretton area, 869; of Snead, Xenocrysts in Devon Permian 873-4 ; of Wilmington, 875 ; lavas, 732-8. of Minsterley, 878 ; of Breidden, Xenoliths in Dartmoor granite, 882. 198-200, 202-16, figs. ; in Devon West Longmynd boundary fault, Permian lavas, 732-8; in por- 883-4. phyritic granophyre, Slieve Western Metamorphic Complex, Gullion, 828-9 ; in Tr4gastel- E. Greenland, 313, 346. Ploumanac'h granite, 274-95. Westown lava, 713, 718-9, 731; petrology of, 743-5. Yaxley (Lincs.), 133. WHITE, E. I., 857-8. Yorkshire, stratigraphical distri- White Hill plutonic mass, 18. • bution of Cornbrash in, 137-41. WHITEHEAD, T. H., 110. Younger grey ' granites ', WHITTA~D, W. F., 349; on the N'Changa distr., 482-9. Stratigraphy of the Valentian Rocks of Shropshire : the Zone of Shearing, E. Greenland, Longmynd-Shelve and Breidden 333-8.

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