OdonatologicalAbstracts

1974 1979

(5779) BEESLEY, C, 1974. Simulated field preda- (5780) HEINE, M. & PEETERS, 1979. Een verder

tion of alternati- single-prey (Culex peus) and onderzoek naar de lerreslrische macro-fauna

Chrionomus ve-prey (Culex peus: sp. 51) by op de nymphaeidae waterplanten, Nymphaea

Anax junius Drury (: Aeschnidae). alba L. Nymphaea Candida PresI, Nuphar

Proc. Mosq. Coni. Assoc. 42: 73-76. — lulea(L)Sm.. Nymphoidespellala(Gmel.) O.

Abatement (Contra Costa Mosquito Distr., Kunlze en Potamogeton natansL., in 1976 en

1330 Concord Ave., Concord, CA 94520, 1977. — [Further studies on the terrestrial ma-

USA). croinvenehrale fauna of the aquatic Nym-

Simulated-field predation tests with A. junius phaeidae, Nymphaea alba L., N. candida

conducted in were enclosed-unit fiberglass Presl, Nuphar lutea (L.) Sm., Nymphoides

tubs, with both single and alternative prey avai- peltata (Gmel.) O. Kuntze en Potamogeton

lable C. Chironomus and — (Culex peus: peus and nalans L. in 1976 1977] Lab. Aquat.

species 51 respectively). C. peus egg rafts and Oecol., Kathol. Univ. Nijmegen, Toernooi-

C. 51 intro- IV + 244 (Dutch, with sp. egg masses were periodically veld-Nijmegen. pp.

duced to sustain prey population and daily Engl. s.). —(Lab. Aquat. Ecol., Univ. Nijme-

recorded. Predators ED prey emergence was were gen, Toemooiveld, NL-6525 Nijmegen).

at 3 and The work in the initially introduced densities moni- was carried out Ooypolder nr

tored at 2-week intervals for growth and popu- Nijmegen, the Netherlands. The odon. (inch

lation size. Results showed that spp. lists) are discussed.

larvae controlled mosquito populations at all 3

in the densities single, and the 2 higher den- (5781) UBUKATA. H., 1979. Studies onpopulation

sities in the alternative In both behavior and Cor- prey tests. tests, dynamics, territoriality of i

the amurensis higher predator densities were seen to dulia aenea Selys (Odonata: Cordu-

reduce prey populations in a shorter period of liidae). D. Sd, thesis, Hokkaido Univ.,

time. However, with 44 subsequent mosquito re- Sapporo IV + 122 pp. + pp. Appendix,

duction predator populations also declined to with tabs& figs). —(Author: Dept. Sci. Educ.,

a few remaining large larvae. These reduced Kushiro Coll., Hokkaido Univ. Shiroyama I,

larval populations continued to maintain Kushiro, 085, JA; — Copies available from:

control ofthe mosquitos. With the presence of Library, Fac, Sci. Hokkaido Univ., Sapporo,

an alternative prey, predator populations still 060, JA).

declined after mosquito reduction, but re- The text is Engl, throughout, and it is partly

mained in OA significantly higher than the single- based on papers listed in 609, 1192, 3053,

Larvae exercised -prey tests. no significant 3565, 4795, 4963, 5762, 5867. The dissertation

control the over midge populations. is the result of field work carried out (1970-

-1979) at the Hôrai-numa lake, Hokkaido. — 316 Odonatological Abstracts

(1) Larval development is estimated at 4 yr, hibits reduction in the number of comple-

based on periodical sampling and laboratory ments. Intermediate stages occur in various

— The numbers rearing. (2) were estimated of orders, and an interesting modification is

larvae class individuals the eggs laid, per year (yc), found in Odon. These conclusions corro-

and those the emerged entering reproductive borate those of S. MATSUDA (1965, Mem.

the period. Only 0.03-0.06%reached ultimate Am. enl. Inst. 4: 1-334).

stage (yc 1970 and 1971, resp.). The mortality

and low (qx) was high duringsummer during (5783) DESHPANDE, S.B., 1984. Studies on the

the winter. — The net rate the (3) reproductive morphological evolutionary trends of man-

and the of natural (Rq) rate increase (r) were dibular muscular patterns in . J. Anim.

estimated at and 1.40-2.80 0.08-0.26/yr, resp. Morphol. Physiol 31(1/2): 39-52. — (Dept

— (4) The behavioural patterns of imagines are Zool, Kamatak Sd. Coll, Dharwad-580001,

described, and the impart of meteorological India).

conditions behavioural features is dis- on some Lestes elata and Anax immaculifrons are in-

cussed. — (5) The mechanisms of sex recog- cluded in the study. The ventral mandibular

nition were examined experimentally; the muscles exhibit gradual degeneration during

and flight direction the thickness of the basal hexapod evolution, leading to their complete

part of the abdomen are the principal recog- absence in the higher orders. The dorsal

nition marks. — Positive correlations (6) are muscles show a tendency towards better devel-

site demonstrated between preference and opment, by increasing their size. Intermediate

male and female between female and density, conditions occur in the "generalized orders".

and between emergence density, emergence These conclusions corroborate those of S.

and the ofthe mat. — Mem. density development bog MATSUDA (1965, Am. enl. Insl. 4;

(7) At low male density, the latter patrol long 1-334).

stretches (20 m), but the length of these de-

with increased creases density (min. 7 m). The (5784) DESHPANDE, S.B., 1984. The thoracic func-

the smaller the patrol area becomes, stronger tional myology of odonates. A study of the

the effect of the residence. — (8) The previous patterns as found in Lestes elata Hagen (Zy-

the number males ratio of of at the most pre- goptera) and Anax immaculifrons Rambur

of ferred site (NE) decreased with the increase (Anisoptera). J. Anim. Morphol. Physiol.

at — the total number of adult males the lake. 31(1/2): 67-78. — (Dept Zool., Kamatak Sd.

(9) Functions of the territory and mechanisms Coll, Dharwad-580001, India).

reduction of in C. governingthe patrol areas a. The thoracic muscular pattern in both sub-

are (10) The evo- amurensis analyzed, and orders appears archaic. It characteristically

in Odon. is dis- lution of territoriality the lacks the usual neopterous indirect wing

muscles. The cussed. exclusively occurring fifth to

tenth tergopleurals, the second and third ter- 1984 and first gosternals the axillary muscles are

for muscle responsible flight. The only leg par- the (5782) DESHPANDE, SB., 1984. Studies on in is the of taking flight tergal promotor the morphological evolutionary trends of the coxa and hence the legs are freely movable

muscular and labial patterns in some biting even during flight. The flight muscles in the

insects. J. Anitn. chewing Morphol. Physiol. pterothoracic segments of the zygopteran type

31(1/2): 25-38. — (Dept Kamatak Sd. Zool., function alternately to produce slow flapping Coll., Dharwad-580001, India). flight. Constrastingly, in the anisopteran type, which The extent to Matsuda’s interpretations due to the insertion of the mesothoracic first

are valid was studied on the Indian material, the axillary muscle on persistent axillary

elata and It incl. Lestes Anax immaculifrons. is process, the phase difference between wing

concluded that during the evolution of biting beats is reduced, which is responsible for effi-

and chewing irtSects the labial musculature ex- cient flight. Odonatological Abstracts 317

(5785) MÉSZÂROS, Z. & M. CSIBY, 1984. Szita- predators. Bull. Am. Mosquito Control

kotdk, kérészek. hangyalesôk. — [, Ass. 1985(6): 25-41. — (Dept EnL, Univ.Cali-

and the mayflies neuropterous insects\ Mora fornia, Davis, CA 95616, USA).

64 Ferenc Kônyvkiadô, Budapest. pp. — Predation ofmosquitoesby is con-

963 11 [ISBN 37 66 X], (Hung.). sidered to be an Importantcomponent of mos-

Pocket-size booklet directed the Methods of (12x16 cm), at quito mortality. studying pre-

reader. The the and general odon. section (pp. 4-17, 7 dation in field the importance ofpre-

col. 21 with pis incL) covers spp., a moreor less dators tothe different life stages ofmosquitoes

adequate general characterisation and col. are discussed in this overview. Predation of

of each of them. insects such and carabids and of drawing eggs by as ants

adults spiders, Diptera and Odon. is con- I by

(5786) VAN DER LAAN, N„ 1984. Libellen in de sidered to be of minor importance, whereas

Overijsselse Vecht. Oriënterend onderzoek predators of the larval and pupal stages, inclu-

de belekenis naar van libellen als indicator- ding Coleoptera such as Dytiscidae, Hemiptera

groep voor een integraalland- en waterbeheer. such as Notonectidae,Odon., Dipteraand Tri-

— the Vecht have roles [Dragonflies of Overijsselse area. choptera, veiy important as agents

into A pilot inquiry dragonfliesas indicators in of mortality. It is suggested that the general

land- and wetlands form of the immature integrated management ]. survivorship curve

Landbouwhogeschool, Wageningen (Verslag among stable-state mosquito populations

Vl+138 LH/NB 749). pp. (Dutch). might provide an indication ofthe relative im-

A very detailed, but somewhat verbose study portance of various biotic mortality factors.

of the odon. fauna (23 spp.) of this area, Over- Intraspecific competition, as well as mortality

ijssel Prov,, the Netherlands, with emphasis induced by pathogens and parasites, is most

on the management of diverse local habitats. likely to exert an effect on the later instars,

whereas The monograph is not directed at odonatolo- predation, particularly in commu-

but gists, contains a number ofadequately do- nities where the predator complex approaches

be cumented suggestions. Special references are saturation, would expected to operate

to made e.g. the negativeimpact oflargecattle strongly over all immature stages, thus pro-

populations grazing on the banks, grass ducing a survivorship curve wherein the pre-

of of mowing, reaping aquatic vegetation, etc. ponderance mortality occurred among the

more abundant early instars. Spatial or tem-

poral changes in the of pre-imaginal 1985 pattern

survival might be indicative of a shift in the

relative importance of these 2 sources of mor-

(5787) CARPENTER, F.M., 1985. Substitute na- tality. This conceptual framework is discussed

mes for some extinct genera of fossil insects. in relation to studies of predator-prey rela-

Psyche 92(4); 575-582. — (Mus. Comp. ZooL, tions in the field.

Harvard Univ., Cambridge, MA /2II38,

USA). (5789) D’ ANTONIO, C. & G. DE FILIPPO, 1985.

nomen Neoligaeschna, novum pro "Oligo- Dati preliminari sul popolamento odonato-

aeschna Piton & Mém. Soc. Théobald"(l939, logico dell’Oasi di Serre Persano (Campania)

Sci. is — Nancy, p. 6) proposed. ( Abstracter's Ass. (Odonata). Bol. romana Ent. 39(1/4): 19- Note: In the said publication Oligaeschna -24. s.) — (1st. & Mus. Zool.,Univ.

rather than Oligoaeschna is described. In ac- Napoli, Via Mezzocannone 8,1-80134 Napoli). cordance with Art. of the 56/b Code, Oligo- 15 listed from the Serre Persano Re- spp. are aeschna Selys and Oligaeschna Piton & Thé- serve (Salerno prov., southern Italy). Aeshna

obald are not homonyms, therefore Neolig- affinis and Sympetrum depressiusculum were

aeschna is ajunior of the later). synonym not previously recorded from Campania.

(5788) COLLINS, F.H. & R.K. WASHING, 1985. (5790) ENGELHARDT, E„ 1985. Libellen. Inseklen- 318 Odonatological Abstracts

hutan Taman Nasional kurier 1985(6): 21-29. — (Author’s address not sungai Ketambe,

stated). GunungLeuser, Aceh. — Insect community of

of Ketambe Review of dragonfly postal stamps, arranged stream ecosystem forest, Gunung

of Leuser National Aceh. Berila in systematic sequence the spp. figured, and Park, Biologi

of 111-115. with — showing a reproduction each stamp. 3(3): (Indones., Engl. s.).

(Museum Zoologicum Bogoriense, LBN-

(5791) LIESER, M. & K VALERIUS, 1985. Libel- -LIP1, Bogor, Java, Indonesia).

insect dem non-strictly seasonal ofthe com- lenbeobachtungen aus Regierungsbezirk A study

Trier. Dendrocopos 12: 82-116. — (First munity was undertaken from Sept. 1980 to

Author: Trierer Str. 51, D-5561 Bausendorf, Feb. 1983, with the aim of providing base line

ERG). data ofthe local stream ecosystem. 32 benthic

A the insect were incl. 8 odon. very thorough account of fauna (37 spp. recorded, genera

not of found spp.) of the District of Trier, FRG, with a list (spp. specified). The number spp.

the of the of odonatologically particularly important was higher during beginning dry

that of the localities and their fauna. than rainy season.

1985. Fossil insects (5792) PONOMARENKO, A.G., 1986

from the Tithonian "Solnhofener Platten-

kalke’’ in the Museum of Natural History, resistance in of (5795) ARAL Y., 1985. Drought eggs Vienna. Annin naturh. Mus. Wien (A) 87:135- red dragonfly, Sympetrum frequens. Insec- -144. (With Germ. s.). (Palaeontol.Inst.,USSR tarium, Tokyo 23(6): 194-195. (Jap.,with Engl, Acad. Sci., Profsoyuznaya 123, USSR-117868

title), — (1233-2, Oaza Sueno, Yorii-machi, Moscow). Saitama Pref., 369-12, JA). The fossil insects from Solnhofen and Eich- Osato-gun,

[Abstract not available]. statt (Lowermost Tithonian, Bavaria, FRG,

inch 12 odon referable 7 spp., to fam., are (5796) BEUTLER, H„ 1986. Beitrâge zur Libellen- listed and their systematic position discussed.

fauna Ostbrandenburgs — eine erste Über- Malmagrion is a possible protomyrmeleontid. sicht (Insecta, Odonata). Faun. Abh. 14(5):

51-60. (With Engl, s.) — (Frankfurter Str. 23b, (5793) STERNBERG, K. & M. STERNBERG, DDR-1230 Beeskow, GDR). 1985. Hochmoore — Zeugen und Erben der The odon, fauna (59 spp.) of the "Ostbranden- Eiszeit. In: H. Hôflinger & T. Lehrer, [Eds], burgische Heide- und Seengebiet”, GDR, is Der Feengarten:vom Zauber der Hochmoore, reviewed, with references to autochthony and pp. 9-11. 27-32, Schillinger, Freiburg/Br. with general status of all taxa, and emphasis on [ISBN 3-89155-014-6], — (Inst. Biol I.Zool., and particularly important breeding areas on Univ.Freiburg, Albertstr. 21a, D-7800 Frei- biogeographicallyinteresting records. burg/Br, FRG).

An excellent account of the origin,evolution,

R.M., 1986. Factors abiotic and biotic features ofthe bogs and peat (5797) BRYANT, influencing

related in the odonates moors (rised bogs), with clear-cut definitions age dispersal nymphal

and brief characterisation of the peculiar flo- barberi (Currie), Pachydiplax longi- simplicicollis ristic and faunal structure (incl. the Odon., but pennis (Burm.) and Erythemis 41-48. —(Dept the German common names are stated only). (Say). Hydrobiologia 139(1):

St. — Univ., Stillwater, (Abstracter's Note: This text, with some Zool., Oklahoma

Oklahoma 74078, minor modifications, should be strongly re- USA).

related were observed in commended for inclusion in a university-level Size spatial patterns

book the larvae ofthe 3 dominant odon. taxa in a man- text on subject).

-made marsh. These patterns were correlated

various and chemical (5794) WIRJOATMODJO, S. & A H. ATMO- with physical para-

the and avai- W1DJOJO, 1985. Komunitas serangga air di meters, vegetation gradient, prey Odonatological Abstracts 319

lability using linear and curvilinear and ofthe Hokkaido regres- morphology population

sions. I. barberi and P. in- longipennis larvae of the genus Mnais (35); — The distribution

creased linearly in head capsule width from the table of the Odonata of Hokkaido, 2 (36-39);

— — marsh center to the marsh edge. Increasing Miscellanies (39,41,42,43); Letters trom

larval size correlated with changes in vege- members of H.O.S. (32, 33, 34, 35, 39, 40); —

tation. Additionally, the spatial patterning of The list of new members of H.O.S. (41); —

P. longipennis was correlated with decreasing Koyama, T: Notice of the First Annual

surface area submerged — plant as naiad size in- Meeting of H.O.S. (42). (All papers are in

creased. The head capsule width ofE. simplici- Jap., with Engl, contents table).

collis increased from the marsh center to the

marsh edge, then continued to increase towards (5800) BYREN, B.A. & B.R. DAVIES, 1986. The

the marsh This center. complex dispersal influence of invertebrates on the breakdown of

did not correlate with of the pattern any Potamogetonpectinatus L. in a coastal marina

measured physical or chemical parameters or (Zandvlei, South Africa). Hydrobiologia

the the vegetation gradient. However, dispersal 137(2): 141-151. — (Freshw. Res. Group,

of pattern E. simplicicollis correlated with in- Zool, Dept, U niv. Cape Town, Rondebosch-

in creases consumable prey densities along the -7700, SA).

correlation be- decom- migratory path. No existed The influence ofinvertebrates upon the

tween consumable and the prey dispersal position of P. pectinatus in a costal marina

of I. barberi P. examined pattern or longipennis. system was over 112 days using litter

bags. Invertebrate inclusion bags (2 mm mesh,

Die (5798) BUCHWALD, R„ 1986. Libellenfauna. 5 mm holes) registered a dry mass loss of I %

In: E. A. Jauch & Benzing, [Eds], Das Schwen- d 1 while exclusion litter jim , bags (80 mesh)

*' ninger — Ein Moos naturkundlicher Führer, produced a 0.4% mass loss d (a 2.5 fold diffe-

pp. 146-152. Führer Natur- u. Landschafts- rence). Losses of ash and N from inclusion

schutzgebiete Bad.-Württ„ Landesanstalt fûr bags were greater than those from exclusion

Karlsruhe 3-88251-100- three Umweltschutz, [ISBN bags (p < 0.05). There was a fold diffe-

— Oberlinden -1]. (Author 4, D-7800 Frei- rence between the two treatments in the time

— & burg/Br„ FRG; Publishers: Inst. Okol. taken for litter to breakdown to half the initial

Naturschutz, Postfach 210752, Bannwaldallee stock: T for inclusion = 43 for ex- i2 bags d,

32, D-7500 Karlsruhe-1, = FRG). clusion bags 130 d. In both treatments,

Annotated list of 15 the Schwen- spp. from minerals showed an expected rapid loss, due to

Moos Nature slow niger Reserve, Baden-Würt- leaching, with a subsequent increase re-

temberg, incl. Lestes virens and L. sponsa, lative to the dry material remaining. A total of

which rather in SW are rare Germany, and 9 invertebrate taxa was recorded from inclu-

Leucorrhinia dubia, which is the with of among sion bags, a peak biomass 64 mg g dry

threatened taxa in Germany. mass Potamogeton bag' 1 reached at 64 days

after immersion. Grazing amphipods, Melita

BULLETIN OF O DO (5799) HOKKAIDO NATO- zeylanica and Austrochiltonia subtenuis, nu-

LOGICAL SOCIETY. Vol. No. 2 1, (Dec.26, merically dominated the litter bag fauna, while

— Dr H. Ubukata, Sd. 1986). (c/o Dept M. zeylanica and larvae of Ischnura senegalen-

Educ., Kushiro Coll., Hokkaido Univ. Educ., sis formed most of the biomass. Scanning

Shiroyama 1-15, Kushiro, 085, JA). Electron Microscopy indicated heavy grazing

Nakalani, M.: Eleven odonate species from of micro-organisms by invertebrates, with

Ochiishi, Nemura District (p. 32); — Taka- major qualitative differences occurring 112

hashi, T: Some new records of odonates in days after immersion. Invertebrates signifi-

Iburi Sorachi, Shiribeshi, and Rumoi Districts cantly accelerated the rate of litter breakdown

(33); — Yamaguchi, H.: Three dragonfly through their feeding activities, assisting frag-

from Tokachi District — species (34); mentation and thus contributing to plant

Ubukata, H.: Recent sudies the distribution and also the on losses by increasing surface area 320 Odonatological Abstracts

for microbial colonisation and attack. lamellae in Lestes disjunctus can function as

gills whatever their other roles. They meet all

criteria: and (5801) COSTA, J.M., 1986. A especiaçâo em Mne- gill they are large thin, possess

and vascular sarete pudica (Hagen in Selys, 1853) Cowley, little metabolizing bulk, aremoist,

de ventilated. 1934 com a descriçâo uma nova subspécie and sometimes Lamellae are nor-

Mus. Rio of intake. As (Odonata: Agrionidae). Bol. nac. de mally responsible for 20-30% 02

Janeiro 311: 1 col. incl. the dissolved 0 concentration falls and (ZooL) 1-72, pi. (With 2 (DO)

— Univ. for and Engl, s.) (Depto Ent., Mus. Nac., Fed. temperature rises, gills account more

and do Rio de Janeiro,Quinta da Boa Vista, BR-20970 more 0 intake so to their 2 up

Ria de Janeiro). proportion oftotal body surface area(~70%).

The statistic and geographic analysis of ma- With sufficient DO and at low temperatures(<

the Museu National terial in collections re- 10° C), the respiratory function ofgills appears

vealed the nature of M. The Larvae do not 0 intake polytypic pudica. unimportant. regulate 2

complex consists of 2 almost allopatric sspp., well due to their mediocre ventilatory

showing some hybridisation in the small areas mechanism nor do gills affect

of M. n. larval ability to 0 intake. Another sympatry. pudica phryne ssp. (ho- regulate 2

Rio de Janeiro; series of effect ofweak ventilation is that low-0 critical lotype $: Areal, long 2

~ both sexes from various states) is described points are rather high (2.5-S.5 mg/1 at 12-

and figured. Interspecific and intergenericrela- -25° Q. The importance of gills in obtaining

tionships are discussed, and a tentative hypo- DO is further demonstrated by the positive

thesis on the patterns of the geographic distri- correlation between survival at low DO

bution of the Calopterygidae is presented. concentrations and the amount ofgill surface

areapresent (0, I, 2 or 3 gills). With any given

(5802) DONATH, H., 1986. Sympetrum depressius- amount of gilf surface, larvae die at

culum (Selys 1841) in Brandenburg(Odonata, increasingly higher DO concentrations as

At ). Novius 5: 59-64. — (Hauptstr. temperatures rise. any given temperature

36/37, DDR-7960 Luckau, GDR). the reduction ofgill surface results in more DO

The known localities of S. depressiusculum in being required for survival.

Brandenburg, GDR are reviewed, notes are

presented on its phenology, ecology and beha- (5805) GAEDIKE, R., 1986. Bibliographie der Be-

its is Insekten viour, local status stated, and some pro- stimmungstabellen europâischer

tective measures are suggested. (1979-1983). Beiir. Em.. Berl. 36(1); 261-319.

(With Engl. & Russ, s’s) — (Abt. Taxon, d.

(5803) EGLlTE, G. [Compiler & translator], 1986. Insekten, Inst. Pflanzenschutzforschung,

shadow Schocklerstr. Zâles ma spares Ina. [The of grass, the 5, DDR-1300 Eberswalde-

shadow of dragonfly], Liesma, Riga. 184 pp. -Finow-1, GDR).

(Latvian). Combined with the earlier parts in this series

This is a selection of Japanese haiku, compiled (cf. OA 1621, 3729), this is an impressivework.

these and translated from Japanese; 2 of with a As far as theOdon. are concerned, however, it

dragonfly motif (pp. 45, 140). is hardly worth mentioning. Only 2 works are

listed for the 1979-1983 period (OA 2633,

roles (5804) ER1K.SEN, C.H., 1986. Respiratory of 2121), whereas even such important publica-

caudal lamellae in lestid tions those of Carchini (gills) a (O- as. e.g. (OA 4025,

donata: Zygoptera). J.N. Am. benthol. Soc. 4291), Diehl (OA 3300, 3960), Conesa Garcia

5(1): 16-27. — (Joint Sci. Center, Joint Sci. (OA 4618), Stobbe(0/l 2655), etc. are missing

Bldg, 11th & Dartmouth Aves. Claremont, — to mention just a few of those published in

CA 91711, USA). book form. It is regrettable that the author of

The 3 caudal lamellae in Zygoptera are often such a pretentious bibliography did not ap-

considered to be gills, but this viewpointis not proach S.I.O. to furnish data.

universally held. It is demonstrated that caudal OdonatologicalAbstracts 321

(5806) HAMILTON, L.D., 1986. Lifetime mating (5807) HAND, R., 1986. Neufunde der Kleinen Zan-

success and the opportunity for sexual se- genlibelle — Onychogomphus forcipatus

lection in a tropical damselfly. M. Sc. thesis. (Linné, 1758) — im Sauer-Our-Flusssystem.

VI1H-96 — 13: — Queen’s Univ., Kingston, pp. Dendrocopos 81-84. (Koppbach 17, D-

(Dept Biol., Queen’s Univ., Kingston, Ont., -5501 Trierweiler, FRG).

CA). A significant number ofindividuals is recorded

available for — from 5 localities in [Original not inspection; ver- the Sauer-Our river system,

batim author’s abstract]: The effects ofnatural Germany, in the Germany-Belgium-Luxem-

and sexual selection lifetime of on mating success bourg area. The ecology the habitats is des-

(LMS) of the territorial Argia chelata were cribed in considerable detail.

examined. An individually marked population

in Monteverde,Costa Rica was monitored for (5808) MAIBACH, A., 1986. J, d’Aguilar et al.

103 days in 1985 and mating histories and de- Guide des libellules d’Europeet d’Afrique du

mography for 624 individuals were obtained. Nord. Bull, romand Enl. 4(2): 203-204. —

There were no significant sexual differences in (Mus. zool., CP. 448, CH-1000 Lausanne-17).

either longevity or survivorship, and mortality Book review of the volume listed in OA 5041.

rate was age-independent.The operationalsex (For the modified Engl, edition ofthis bookcf.

ratio (males/total) of all individuals present at OA 5650).

the stream each day was 0.87 ± 0.01, biased

towards males. The ratio of the resident 1986. of the sex (5809) MATSUKI, K., Description pos-

population (individuals seen on at least one sible larva of Gynacantha hyalina Selys from

day after marking) alive each day was 0.88 ± Taiwan (Odonata: Aeschnidae). Gekkan

0.01, also towards males. Variance in LMS Mushi 182: 26-27. (Jap., with Engl, title & fig.

of in — (number copulations lifetime) was great- captions). (5/ F I, Lane 83, Tienmou E. Rd,

her in females than males (1.73 vs 1.09). How- Taipei, Taiwan, R.O. China).

when the ever, effects of natural selection The ultimate instar is described, figured, and

(longevity and number of days spent at the compared with G. Japonica.

stream) were removed, the unexplained va-

riance in LMS ofmales (0.80) exceeded that of (5810) MATSUKI, K. & K. KITAGAWA, 1986.

females (0.03). This emphasizes the impor- Description of the possible larva of Zygonyx

of variation iris tance removing resulting from na- malayanus (Laidlaw) from Thailand (Li-

tural selection prior to drawing conclusions bellulidae; Odonata). Gekkan Mushi 183: 24-

about the opportunity for sexual selection. The -25. — (Jap., with EngL title & fig. captions).

= opportunity for sexual selection (I varian- — (First Author; Lane Tienmou E. s 5/F I, 83,

2 ce/ mean , where variance and mean refer to Rd, Taipei, Taiwan, R.O. China).

the number of copulations in each individual’s The ultimate instar (exuviae) is described, fi-

lifetime) was calculated using the residual va- gured, and compared with Z. takasago.

riance after the effects of natural selection were

removed; in males l - 1.07 and in females I K. & S. s s (5811) MATSUKI, OBANA, 1986. Des-

= 0.01. LMS Male was positively correlated cription of the larva ofSomatochlora japonica

with the number of days a male spent territorial Matsumura from Japan (Corduliidae),

the and be related Gekkan at stream appears to to Mushi 188: 30-31. (Jap., with Engl,

overall male that vigour. Experiments revealed title & fig. captions). — (Second Author: Kin-

males are under greater food stress than females ryô-chô 3-4-10, Sakai-shi, Osaka, 590, JA).

it is and suggested that superior foraging The ultimate instar (exuviae) is described and

males efficiency by vigourous may decrease figured.

the amount of time spent foraging away from

the increase in time breeding area. Thus, any (5812) McCULLOCH, D.L., 1986. Benthic macroin-

at the increases vertebrate spent breeding area mating distributions in the riffle-pool com-

success. munities of two east Texas streams. Hydrobio- 322 Odonatological Abstracts

logia 135(1/2): 61-70. — (Dept Biol., Austin lichen Blaupfeils (Orthetrum brunneum) im

St. Univ., Nacogdoches, Texas 75962, USA). Saarland. Dendrocopos 13: 85-86. —

The pools in the Alazan Creek and in Bernaldo (Forsthaus, D-5509 Züsch, FRG).

Records from 7 localities in Bayou were sampled monthly, and 8 odon. (1985) Saarland,

FRG and the ofthe local genera (incl. the enigmatic ’Agrion”) are also are presented ecology

considered. simi- habitats is discussed. The inhabits A cluster analysis based on sp. man-

-made larity indicates that like habitats between ponds, with sparse orlacking vegetation,

At the streams were more similar to each other than and slowly running streams. one place,

in were adjacent riffle-pool complexes within eggs were deposited a shallow, sandy lo-

streams. cality.

(5813) NEWMAN, D.J.S. & R.J. WOOTTON, 1986. (5816) SAVARD, M., 1986. La saison de vol des

An approach to the mechanics of pleating in odonates dans le Québec meridional. Fa-

— dragonfly wings. J. exp. Biol. 125: 361-372. — breriés 12(3/4): 49-55. 184 av. Eymard

(Dept Biol. Sci., Univ. Exeter, UK). Nord, Aima, Qué. G8B 5H9, CA).

A structural engineering approach to the The first seasonal records are stated for28, and

last pleated wings of Odon. has been developed the ones for 11 spp. in southern Quebec,

duringa functional study ofwingmorphology Canada. Anax junius (30-IV-1977) and Li-

in be bellula the the group. The wing can regarded as a quadrimaculata (I4-V-1977) are

within the several Aeshna folded plate structure which each pleat- first toappear on wing, and

in the -side acts as a deep plate-girder. Small cross- Sympetrum spp. were recorded mid of

-veins act as stiffeners within the girders, al- Oct., the latest seasonal record is that of S.

the membrane vicinum lowing to carry web shearing (Nov. 6).

forces stressed-skin as pure tension, through a

effect. Bending experiments confirm that the (5817) SCHMIDT, E. & M. WOIKE, 1986. Rote

membrane significantly increases the rigidity Liste der in Nordrhein-Westfalen gefahrdeten

of wing components. The properties of the Libellen (Odonata). SchrReihe Landesansl.

Nordrhein- 4: — membrane are unknown. It lacks birefrin- Okol. Weslf 199-204. (First

and be gence, is very thin, may pure epicuticle. Author: Biol. Didaktik, Pâdag. Fak., Univ.

The advantages of stressed-skin construction Bona Rômerstr. 164, D-5300 Bonn-1, FRG).

are discussed, and possible modes ofstructural This is a revised Red List for Nordrhein-West-

the first edition of which failure considered. The wing seems adapted to falen, FRG, was pu-

yield reversibly to unpredictableheavy loads. blished in 1979 (cf. OA 2694). The number of

threatened spp. increased from 38 (62%) to 42

(5814) QUARTAU, J.A., 1986. An overview of the (69%). No sp. could be removed from the list,

of paranotal theory on the origin the insect while Platycnemis pennipes, Cercion lindeni,

wings. Publçoes Inst. Zool. "Dr. Augusta Coenagrion puchellum and Aeshna junceahad

Sobre" 194: 1-42. —(Depto Zool. & Antrop., to be added. The number of autochthonous

remains but Fac. Ciên., Univ. Lisboa, PT-1200 Lisboa). spp. 61, Coenagrion ornatum,

Anax Crocothemis The paranotal theory is re-examined, types of parthenope, erythraeaand

recorded evidence are analysed, the selective value ofthe Sympetrum pedemontanum were as

paranotal lobes is discussed, and the theory is new, locally breeding immigrants.

assessed and compared with alternative hypo-

theses, i.e. the tracheal gill theory and the (5818) SCHNEIDER, W„ 1986. Systematik und

"pleural appendage” theory. The monophy- Zoogeographie der Odonaten der Levante

besonderer der letic vs polyphyletic origin of wings is dis- unter Benicksichligung Zyg-

reference is made related PhD thesis Univ. Mainz. Vol. I: cussed, and to areas oplera.

badly in need of research. XIH-202 pp. (text), Vol. 2; 11+547 figs, Vol. 3:

11+151 maps. — (Inst. Zool., Univ. Mainz,

Mainz-I, (5815) ROHLINGER, H„ 1986. Nachweise des Süd- Saarstr. 21, D-6500 FRG). Odonatological Abstracts 323

fauna of the and observations. The odon. Levant (92 spp.

and sspp., 16 of which endemic) is revised its

— All origin and biogeographyare discussed. (5820) SMITH, J.D., 1986. Seasonal transmission of

Raphidascaris acus (Nematoda), a of taxa are described; figured, keyed, and dis- parasite

cussed in The freshwater in definitive and intermediate detail. complete synonymy is fish,

Biol Fishes 295-308. — worked out, and the inventory is presented of hosts. Environ. 16(4):

all known regional material, incl. that har- (1114 Checkers Rd, Ottawa, Ont K2C 2S4,

boured in the collections of 14 Nat. Hist. CA).

The R. Museums. — The distribution patterns and the seasonal transmission of acus was

high degree of endemism suggest a Syrian studied in 2 small lakes on Manitoulinn Is.,

primary centre of origin, with Levantine and Ontario, Canada. The odon. and trich. larvae

The Mesopotamian secondary centra. coloni- (spp. not stated), acting as paratenic hosts, con-

sation ofthe Levant occurred in several waves, tained second-stage larvae. Several fishes, in-

during the Pleistocene pluvials and in the cluding percids and cyprinids, were interme-

humid Holocene periods. An early immi- diate hosts with second, third, and fourth-stage

Perea gration of Afrotropical elements took place in larvae in the liver. flavescens was the

the the wadi ofthese. Intensities were Pleistocene,along systems running most important up to

parallel to the Red Sea coastline, while the 928 and increased with length and age of the

road the Ho- Abundanceof R. Nile-Sinai was followed during perch; prevalencewas 100%.

locene immigration. On the basis of its Odo- acus tended to be higher in females but was

nata fauna, southwestern Arabia is assumed not related to condition of the perch. Second-

of larvae from invertebrates to represent an independent (relict) centre -stage were acquired

distribution in summer and developed to the fourth stage

by Nov. They became surrounded by fibrous

but (5819) SMITH, l.M. & D.R. OLIVER, 1986. Review capsules during the next summer re-

of parasitic associations of larval water mites mained alive for at least another year. The

(Acad: Parasitengona: Hydrachnida) with longevity of larvae in the intermediate host

insect hosts. Can. Ent. 118: 407-472. (With Fr. may ensure survival of the parasite through

s.). — (Biosyst. Res. Inst., Agric. Canada, periods oflow host abundance after winterkill.

Ottawa, Ont., K.IA 0C6, CA). Esox lucius was the definitive host Abun-

dance R. be Historical and recently published information of acus tended to greater in larger

on the parasitic associations of larval water pike but was not related to sex or condition of

mites with insect hosts is critically reviewed the fish. The parasite was acquired in late fall.

The Odon. Prevalence and intensities and summarized. are associated was 100% mean

with the fam. Limnocharidae, Hydryphan- were over 200 in winter and spring,decliningto

tidae, and Arrenuridae. A number of proble- 64 (100% and less than 15, respectively), in

matical published host records are either con- summer. Mature worms were present from

firmed or rejected, and many newly discovered early spring through summer. Seasonality in-

associations Associations of fection in the definitive hosts is attributable are reported. pa- not

hosts of in rasitic larvae with insect are confirmed to seasonal availability larvae perch. In-

the for species ofwater mites representing 70 of stead it may be controlled by timing of pre-

dation of nearly 300 described genera, in 28 of the 45 on perch and rate developmentand

currently recognized families, and all 7 superfa- longevity of the parasite. Transmission topike

milies. Life history, behavioral,ecological, and apparently continues in summer. Low in-

low phylogenetic data on water mites of genera tensity may result from recruitment rate

with known larvae are summarized to provide and rapid turnover of the parasite population.

the basis for interpretingthe evolutionary sig-

nificance of observed host associations. Previ- (5821) STEINMANN, H„ 1986. The Odonate fauna

ously established hypotheses are evaluated in of the Kiskunsàg National Park. Fauna Kis-

of Park 85-91. — the light of a greatly expanded list verified kunsàg nam. 1: (Zool. Dept, 324 Odonatological Abstracts

and Hung. Nat. Hist. Mus., Baross u. 13, HU-1088 The Beekloop, the Keunisloop the Prin-

rivulets in Budapest). cenloop are the only 3 the Noord

44 listed from the Natn. Brabant the where spp. are KiskunsSg prov., Netherlands, Calop-

C. known Park, Hungary. Among these, Epallage fatime teryx splendens and virgo are to

June These also the streams with is new to Hungary (1 6; figs oftermi- co-occur. are only

nalia and venation), Aeshna grandis has been the Apium nodiflorum vegetation, and they

low previously known only from one other locality are characterized by a relatively water tem-

in Hungary (Kunfehertd), and Hemianax perature.

ephippiger is a rare immigrant (figs of$ app.

and genitalia). (5826) WITTMER, M„ 1986. NSG Kl. Arbersee,

Bayer. Wald; Gewasserversauerung in der

Ver- Deutschland des (5822) STÜCKEL, G., 1986. Nachtrag zur Bundesrepublik am Beispiel

breitung von Sympetrum pedemontanumAl- Kl. Arbersees sowie eine Untersuchung der

lioni (Odonata) in der DDR. Ent. Nachr. Ber. Odonatenfauna. Naturk. Beitr. DJN 17: 3-12.

— 30(2): 90. — (Rudower Str. 22, DDR-2080 (Habichtweg 18, D-6908 Wiesloch-2,

Neustrelitz, GDR), ERG).

A With reference to the paper listed in OA 4648, comparison is made between the 1964 and

the ofwhich additional records are given for 6 districts in 1983-1985 odon. records (12 spp.,

the GDR. 8 autochthonous) from the Kleine Arbersee

(alt. 918 m). Bavarian Forest, ERG. No signi-

(5823) VOGT, T.E., JE. McPHERSON & W.T. ficant effect of the substantial acidification in

the 2 decades be McDOWELL, 1986. Odonata at a small past could ascertained.

woodland pond in southern Illinois. Great

Lakes Ent. 19(4): 235-237. — (Dept ZooL, (5827) ZETTELMEYER, W., 1986. Populationsôko-

Illinois der Southern Univ., Carbondale,IL62901, logische Untersuchungen an Kleinlibelle

Lestes Mans, in einem der USA). sponsa Moorgebiet

24 collected 1983-1984 estfalen. — Ein spp., during at a pond Egge, Nordrhein-W Beitragzur

in Pope Co., Illinois, USA, are listed and the Bestandsdokumentation im Hinblick auf eine

fauna is briefly discussed. geplante Wiedervemassung. Telma 16: 113-

-130. — (Abt. TierOkol., Univ. Paderbom,An

(5824) VOLKER, M., 1986. Regenwassemïckhalte- der Wilhelmshôhe 44, D-3470 Hôxter, ERG).

becken: L. Beispiel far die Betreuung eines Population biology of sponsa was studied at

künstlich geschaffenen Gewâssers. Libellen. the Schwarze Bruch (alt. 442 m), Paderbom

Naturk. Beitr. DJN 17: 46-52. — (Julius-Le- Distr., Eggegebirge, ERG. Sex ratio was in

ber-Weg 58, D-7900 Ulm, ERG). favour of the males, 46:54 (exuviae) and 60:40

The odon. fauna of a rainwater accumulation to 90:10 (adults). Adult longevity was esti-

basin on the northern outskirts of the city of mated at 50 days. Seasonal population devel-

and Hamburg, ERG was studied during 1979- opment the mobility of individuals are

-1985. The basin (surface 2.2 ha) was set up in discussed.

1978. In all, 27 spp. were recorded; their

until number was increasing and it was 1982, 1987 since decreasing then. The succession, compo-

sition and populationbiology of the fauna are

1987. works discussed. (5728) ASAHINA, S., [Odonatological

published in 1986. (International publica-

Gekkan Mushi 192: 27-31. — (5825) WASSCHER, M., 1986. Enige floristische tions)]. (Jap.).

4-4-24, aantekeningen uit Zuidoost Brabant. — (Takadanobaba Shinjuku-ku, Tokyo,

160, JA). [Some floristic notes from southeastern of literature — Highlights odonatological Brabant]. Natura 83(7): 197-201. (Dutch). pu- blished in 1986, the showing (Minstraat 1? bis, NL-3582 CA Utrecht). mostly by S.I.O., Odonatological Abstracts 325

of also facsimiles of thetitle page orcover some (5832) CONTACTBLAD NEDERLANDSE LI-

of the S.I.O. national newsletters, etc. BELLENONDERZOEKERS — [Newsletter

of the Dutch Dragonfly Workers], No. 13

(5829) BAKER, R.L., 1987. Dispersal of larval dam- (March, 1987). (Dutch). —* (c/o Miss K. Ver-

selflies: do larvae exhibit spacing behaviour in spui, Westerkade 27 bis, NL-3511 HC Utrecht).

the field? J. N. Am. benthol. Soc. 6(1): 35-45. In addition to the usual news items, the issue

— (Dept. Zoo)., Erindale Coll., Univ. Toronto, contains the program of the Twelfth Collo-

Mississauga, Ont. L5L 1C6, CA). quium of Dutch Dragonfly Workers (Nij-

conditions larvae of Enal- March the distri- Under laboratory megen, 28, 1987), a paper on

lagma ebrium and Ischnura verticalis exclude bution of Aeshna viridis in the Netherlands

from of The author with the Net- conspedfics patches prey. (M. Wasscher, pp. 5-7, a map),

analysed dispersal of larvae to artificial herlands odonatol. bibliographyfor 1984-1986

in in Ontario exhaustive substrates a pond southern to test (M. Wasscher. pp. 8-11), book

the hypothesis that larvae of these species review ofthe work by H.P.J. Peters et al., listed

exhibit behaviour field in spacing under OA 5633 (L. Beukeboom, pp. 11-13), and a

conditions. In contrast to predictions of the complete address list of the members of the

spacing hypothesis, there was little evidence to Association.

that larvae smaller suggest dispersing were or

behaviourally subordinate compared with the (5833) [CORBET,P.S.], 1987. Meetingand matingin

larval whole. — population as a Also, dispersal dragonflies. Antenna 11(1): 22-24. (The Old

with rate was not positively correlated anindex Manse,45 Lanark Rd, Edinburgh,EH 141TL,

of food limitatioa Lack of evidence for Scotland, UK).

behaviour reflect lack of Extensive ofProf. Corbet’s sparing may a summary address,

of for the Ent. Soc. of Oct. discrete, persistent patches prey. given Royal London,

1, 1986.

(5830) BELLE, J., 1987. Phyllocycla baria, a new

species from Venezuela (Odonata: Gom- (5834) CROWLEY, P.H., P.M. DILLON, D.M.

phidae). Ent. Ber., Amst. 47(3): 49-50. — JOHNSON & C.N. WATSON, 1987. Intra-

de Beumkes NL-6883 HC interference larvae in semi- (Onder 35, Velp). specific among a

A description and illustrations aregiven, based voltine dragonfly population. Oecologia 71:

on a single male (Territorio Federal Ama- 447-456. — (First Author: T.H. Morgan Sch.

zonas, Depto Rio Negro, Bajo Carlo Ocuene, Biol. ScL, Univ. Kentucky, Lexington, KY

24-VI/11-VI1-1984), deposited in the Inst. 40506, USA).

Zool. Agric., Maracay, Venezuela, Type No. This study focuses on ways that the size distri-

7699). The new sp. resembles most closely P. bution of individuals influences the types and

ophis (Sd.) and P. modesta Belle. intensities of competitive interactions within a

population of aquatic predators.

(5831) BIEDERMANN, J„ 1987. Libellenarten der Three field experiments and one laboratory

offenen Teiche und Weiher. Bergheimal, experiment were designed to test for feeding

Liechtenstein 1978; 50-51. — (Blachastr.78, interference, interference mortality, and dis-

FL-9494 Planken, Liechtenstein). persal effects within and between larval size

the This is a preliminary note on Odon. ofthe classes of the primarily semivoltine Tetragon-

Nature Reserve "Sdiwabbnïnnen Aescher”in curia in Mountain Sul- cynosura Bays Lake,

the Rhine Valley of Liechtenstein, with refe- livan C, Tennessee. One field experiment do-

rence to the locally autochthonous Coena- cumented the temporalpattern ofcolonization

grion mercuriale, Ischnura pumilio, Cordule- oflarge-mesh cylinders by the small,first-year-

Libellula gaster bidentatus, depressa (col. class larvae during a 30-day period; the results

Orthetrum brunneum and phot), O. coeru- are consistent with passive (density-inde-

lescens. colonization. A second field pendent) expe-

riment examined the effect of large, second- 326 Odonatological Abstracts

larvae densities of 1 3 It is followed -year-class at or per cy- and comments. by anaccount on

42 2 small linder (14 or m ) on colonization by the "Breeding habitats” and their conservation.

larvae; this colonization was inhibited at the — The bibliographic part contains 800 refe-

In high density of large larvae. the laboratory rences pertaining to the French fauna, ar-

when larvae and experiment, ofthe two size-classes ranged alphabetically cross-indexed per

in the small and were together same aquarium, (administrative) Departement per subject

larvae moved around less than when by them- (key words). — The Appendices are dealing

selves (dispersal inhibition). Thus the inhi- with the current distribution schemes in

observed in the the bition ofcolonization field may France, some information is presented on

result rather than national newsletter and the from interference mortality, "Martinia” on

from a flight response to the presence of larger SIO, and a "Code of ethics for odonatolo-

conspecifics. — To evaluate this interpretation, gists” is proposed. — Non-regional references

the measured conclude the work. — third field experiment the in- and a taxonomic index

-situ functional response oflarge larvae to each Since there are numerous other works giving

other and to their small conspecific prey. Re- morphologicaldescriptions, structural figs and

sults suggest a type-1 (linear) functional re- keys pertaining to the taxa concerned, these

with interference omitted in the sponse, feeding among large are rightly present publication.

larvae. Moreover, the interference mortality Even so, this is an indispensable handbook on

larvae smaller odon. fauna the inflicted by large on conspecifics the ofFrance, ranking among

was apparently more intense on larger indivi- most excellent treatises of the national faunas

duals within the small size-class. Taken to- in Europe. Its concise style and strict organi-

gether,the 3 field experiments and a statistical sation of thetext make it all themore legible.It

power analysis show how colonization and in- is also reassuring to see a monumentalwork of

terference interact determine the local this in this "sober”, but to scope produced per-

density of small larvae, and why such interfe- fectly adequate way, without the everrepeating

detect colour well known rence effects are difficult to experimen- photographs of spp., which

tally in the field. — (Authors). often make the price of the modern books

prohibitive to young workers.

(5835) DOMMANGET. J.-L„ 1987. Elude faunis-

tique et bibliographique des odonales de (5836) DONATH, H., 1987. Die Besiedlung von Ge-

France. Mus. Natn. Hist., Paris (Inventaires de wâssern im rekultivierten Gebiet des ehema-

faune et deflore. Vol. 36), 283 pp. [ISSN 0246- ligen Tagebaues Schlabendorf-Nord (Bezirk

-3881], (With Engl. & Germ. s's). — Price: fFr. Cottbus) durch Odonaten. Em. Nachr. Ber. - 140.-. — (Available also from the S.I.O. 31(1): 37-43. (With Engl. & Russ, s's)

Central Office, Bilthoven. The Netherlands). (Hauptstr. 36/37, DDR-7960 Luckau, GDR).

book The (A4 size) is essentially a synthesis of The odon. colonization of habitats left over

known odon. of of what is on the fauna France upon termination open cast mining, is exem-

& It into 3 the of the (97 spp. sspp ). is organised main plified by case Schlabendorf-Nord

The sections, viz. a systematic part (pp. 15-154), a mine, Cottbus Distr., GDR. faunal com-

bibliographic section (pp. 157-244) and (5) ap- position and succession are compared with

The pendices (pp. 245-281). — systematic part those recorded in other open cast miningareas

into In the is is divided 4 chapters. Xatalogue” (cf. e g. OA 4518), and an attempt made to

information is presented on synonymy, habit tentatively define the development ofthe odon.

and habitat, status, phenology, larval habitat populations in such situations.

the each The and on general range of sp.

chapter on "Distribution"contains 90 maps, (5837) DONNELLY, T.W.. 1987. Structural variation

the distribution in France of all of mainensis: of showing spp.. Ophiogomphus description a

the and specified for periods prior to 1900, 1900- new subspecies relationship to sibling

-1960, and from I960 onwards. The chapter on species (Odonata: Gomphidae). Proc. eni.

the "Threatened taxa" contains the Red List Soc. Wash. 89(2): 205-214. —(2091 Partridge OdonatologicalAbstracts 327

Lane, Binghamton, New York 13903, USA). daceous diving beetles. Zool. Zh. 66(2):

O. m. mainensis Packard, new status, consists 217-228. (Russ., with Engl. s.). — (First

of stable Inst. Acad. a large, population (New England Author: Zool., Sci. Ukrainian

and adjacent parts of New Jersey, Pennsyl- SSR, Lenin Str. 15, USSR-252000 Kiev-30,

vania, New York, Quebec, and New USSR).

Tetrastichus is Brunswick) and a disjunct population in the rimskykorsakovi sp. n. de-

North South from T. high mountains of and Carolina. scribed zygopteran eggs, zerovae

An central and allopatric population in Pennsyl- sp. n. occurs in Zygoptera Anisoptera

vania and West Virginia is named as a new (Aeshnidae), and T. natans sp. n. is parasiti-

ssp. fastigiatus. Structurally intermediate zing in odon. and aquatic beetles. T. dytiscia-

from the in Some specimens the vicinity of boundary rum sp. n. occurs dytiscid eggs only.

of the two ranges have been found in Penn- data on the ecology and biology are presen-

the sylvania and New York. Ophiogomphus in- ted, and known Tetrastichus spp. are

have been curvatus Carle may derived from keyed.

O. m. fastigiatus ssp. n. (holotype$, allotype

$: Loyalsock Cr., Sullivan Co., Pennsylvania; (5841) GEURTS, M.H.J. & T.G. GIESEN, 1987.

O, libel 4-V1I, 19-V1-1983), with the ssp. i. allegha- Een late waarneming van de Sympetrum

niensis Carle the bridging taxon. Ophi- striolatum (Charpentier, 1840). — Eine spate

der ogomphus acuminatus Carle occurs southwest Beobachtung Libelle Sympetrum stri-

of these two species, its relation to the other olatum (Charpentier, 1840). — Naluur Land-

two species is uncertain. The geographic schap Achlerhoek 1987(1); 14. (Dutch, with

pattern of variation of O. mainensis is Germ. — NL-7011 sspp. s.). (Van Roggenstraat 8,

unusual for odonates of the eastern United GE Gaanderen).

States, and is reminiscent of "leapfrog” vari- Nov. I and Nov. 10, 1984, ovipositing pairs

S. the ation of Andean birds. of striolatum were seen in Gaanderen,

Netherlands.

(5838) EDA, S., 1987. Chronicle of Japanese odona- (5842) HARITONOVA, I.N., 1987. Pervyy sluchay tology in 1986, with supplemental notes of obnaruzhdeniya ginandromorfnoy ravno- 1985. Nature & Insects 22(3): 19-26. (Jap., with

krylnoy strekozy. —[The first case ofa gynan- Engl, title). — (3-4-25 Sawamura, Matsumoto, dromorph in Zygoptera], In: A. I. Chere- Nagano, 390, JA). i panov, [Ed.J Ekologiya geografiya chleno- A comprehensive review. For 1985 cf. OA stonogih Sibiri [Ecology and geography of 4978.

Siberian arthropods], pp, 119-120,Nauka, No-

vosibirsk. (Russ.). — (Biol. Inst., Siberian (5839) FRICKHINGER, K.A., 1987. Der kurze Sect. USSR Acad. Sci., UI. Frunse II, USSR- schône Traum. Fossilien 4(2): 77-78. — -630091 Novosibirsk). (Author’s address not stated). A gynandromorpicspecimen of Ischnura fon- The author purchased a collection ofBrasilian tanei (Karasevo Lake, 2-V1I1-1978) was disco- fossil insects, incl. an exceptionally beautiful vered in a series ofsome 500 specimens ofthis it the latter libellulid. As appears, was a fake. sp. from the Syrdar’ya R. Basin, Soviet The and the address the name of supplyer are Central Asia. It resembles a male, with female not stated. genitalia. Jhe specimen is described and dis-

cussed.

(5840) FURSOV, V.N. & V.V, KOSTYUKOV, 1987.

Tetrastichus Novye vidy roda (Hymenoptera, (5843) H1NNEKINT, B.O.N., 1987. Population dy-

Eulophidae) — parazity yaic strekoz i zhukov- namics ofIschnura e. elegans(Vander Linden)

-plavuncov. — New ofthe Tetra- species genus (Insecta: Odonata) with special reference to

stichus (Hymenoptera, Eulophidae), egg para- morphological colour changes, female poly-

sites of and and of dragonflies pre- morphism, multiannual cycles and their in- 328 Odonatological Abstracts

— 4 Peakland fluence on behaviour. Hydrobiologia 146(1): (c/o R.H. Dunn, View, Darley

3-31. — (Merestraat 32, B-9430 Aalst/Nieu- Dale, Matlock, Derbyshire, DE4 2GF, UK).

werkerken). Drake. CM.: Dragonflies on the Gwent and

adult I. Somerset levels and — Laboratory and field experiments on moors (1-4); Savage

elegans provide correction techniques for the A.A.: Hatchmere — a clue in the search for

scientific interest — Cle- estimation of population parameters based sites of special (5-7);

D.: conservation only on capture-recapture data Thus it is dem- ments. Dragonfly and the Na-

onstrated that male and female longevities are tional Trust (8-9); — Shennan, N.M.: Odonata

identical and that their sex ratio is 0.5 (= male of a Buckinghamshire/Middlesex lakeland

— the site: overview of the 1978-1986 fraction). Longevity, measured at water, an years (10-

J.: erroneously appears to differ between sexes, -14); — Paul, The coexistence of Coenagrion

and sex ratio is also biased. This bias is a func- hastulatum (Charpentier) and C. puella (L.) at

tion ofpopulation density, which causesa diffe- a site in Pertshire (14); — Pickess, B.P.: How

rent distribution of males and females,matures far will larvae of Orthetrum cancellatum (L.)

and immatures, andro- and heteromorphic fe- travel for their emergence? (15-16); — Jenkins,

males, and is regulated by aggressive, terri- D.K.: A population study of Coenagrion mer-

New Part torial and mating behaviour of individuals. curiale (Charpentier) at a Forest site.

The female maturation period exceeds that of 3. Diurnal variation (17-20).

the male. Female polymorphism is an adap-

tation to population density, high density fa- (5846) JUNCK, C. & F. SCHOOS, 1987. Verglei-

vouring andromorphs. This polymorphism is chende Untersuchung der Libellenfauna in

determined by single allelic autosomal inher- filnf dutch Biotopmanagement entstandenen

itance with a sex-linked expression. — In Gewâssem. Paiperlek 9(1): 1-12. (With Fr. s.).

be- de crowded populations, visual interactions — (Mouvement Ecologique West, 67 rue

hormone tween individuals causetheir juvenile Leudelange,L-8079 Bertrange).

level to rise. This shortens maturation time, the The odon. fauna of 5 man-made ponds in Lu-

period of morphological colour changes, and xembourg is described and discussed. Or-

counteracts thetrum brunneum and danae life span. This mechanism Sympetrum

recorded crowding, and synchronises maturation and were not previously from Luxem-

development of sexual behaviour. — In the bourg.

course of their life, individuals undergo a

number of colour changes. The development (5847) JURZITZA, G., 1987. Libellen — nimmer-

of the colours after éclosion coincides with satte Râuber. NalurMag. Draussen 48: 48-63,

— Inst Univ. spermato- and oogenesis. The morphological col. frontispiece. (Bot I,

colour change at sexual maturity is dueto neu- Karlsruhe, Kaiserstr. 2, D-7500 Karbruhe-I,

tralisation of waste products of the protein FRG).

metabolism. The colour in old Excellent "introduction” into with changes age dragonflies,

due with are partly to dehydration. emphasis on the German fauna, and nu-

merous top-quality col. photographs by H.

(5844) JARZEMBOWSKI, E.A., 1987. The Surrey Bellmann and (mostly) by the author. These

dragonfly. Antenna 11(1): 12-13. — (Dept include the "portraits” of Diastatops obscura

Ent., Brit. Mus. Nat. Hist., Cromwell Rd, and Planiplax phoenicura.

London, SW7 5BD, UK).

KOENIG, W.D. & S.S. ALBANO, 1987. A note on the gomphaeschninespecimen re- (5848)

cently recovered from the Early Cretaceous of Lifetime reproductive success, selection, and

white- the English Weald, UK, with photographs of the opportunity for selection in the

the fossil. -tailed skimmer Plathemis lydia (Odonata; Li-

bellulidae). Evolution 41(1): 22-36. — (First

Author: Reservation & Mus. Verte- (5845) JOURNAL OF THE BRITISH DRAG- Hastings

ONFLY SOCIETY. Vol. 3,No. 1 (Apr., 1987). brate Zool., Univ. California, Carmell Valley, Odonatological Abstracts 329

CA 93924, USA). quality (shining) paper, enabling excellent re-

of photographs. — Contents: Pin- The estimates of lifetime reproductive success production

A.: A short ofThai in the territorial P. lydia are presented. The ratana, history dragonflies

opportunity for selection is partitioned into (pp. 1-3); — Hümdlainen. M.: Dragonfly col-

multiplicative episodes, and selection is meas- lecting in Thailand, I. October-November

P.: ured on several morphological and behavi- 1982 (3-6); — Eakamnuay, Why so little

interest is how to oural characters. For both sexes, variance in paid to dragonflies and

the collection of survivorship was largest contribution to promote the study and the [se]

— Ubukata, Hokkaido O- variance in lifetime reproductive success. Co- insect[s] (7); H.:

established — variance effects were also strong for both donatological Society was (7);

sexes, suggesting considefable non-indepen- Addresses of Thai members of S.I.O. (1987)

dence of episodes. Opportunity for selection, (8). — (Abstracter’s Note: Only 2 issues of the

calculated on adailybasis, did not approximate newsletter were previously published. These

analogous values determined from lifetime are marked as "Year l,No. l”and "Year 1, No.

The never reproductive success. — phenotypic 2". Consequently, "Vol. 2” has been

characters for which the selection was published).

investigated included body mass, hind wing

length, first date of reproduction, and (for (5850) MARTINIA. Bulletin de liaison des Odonato-

de France. No. 5 males) an index of territorial aggressiveness. logues (March, 1987). —(c/o

No significant direct targets of selection were J.-L. Dommanget, 7 rue Lamartine, F-78390

found either in males or in females. However, Bois d’Arcy).

vie — the combined effects of direct and indirect Anonymous: La du Bulletin (p. 1);

selection onearly reproduction weresignificant Coutanceau, J.-P. & J.C. Robert: Nouvelles

for males, acting primarily through increased captures de Cercion lindenii Sélys en Picardie

survivorship and increased time per day spent (2); — Cloupeau, R., M. Levasseur & F.

Boudier: Clé l'identification des exuvies at the pond. Similarly, females present earlier in pour

des du the season had shorter interclutch intervals. espèces Ouest-Européennes genre

male 1815 Gom- Partitioning of selection acting on hind Gomphus Leach, (Anisoptères:

wing length and on aggressiveness reveals phidae (3-12); — Papazian, M.: Trois nou-

between selective velles la Corse — Dom- relationships episodes, espèces pour (13-17);

possibly indicative of phenotypic trade-offs manget. J.-L: Renouvellement de l’opération

natural "Lac Grand-Lieu” — Petite between and sexual selection through de (18); annonce

male-male competition for females. — Division (18); — Heidemann, H.: Attroupement de li-

bellules — of selection into episodes is a useful technique enCamargue (19-20); Baudot, J.-P.

for identifying the source of selection. & G. Jacquemirv Note sur l’identification et la

de However, ordering effects can bias results, répartition Onychogomphus forcipatus un-

except when episodes occur in strictly guiculatus (Vander Linden) en France (Aniso-

chronological sequence. A method for ptères: Gomphidae (21-25); — Loose, D. & C.

circumventing this difficulty is offered. Deliry: Les libellules dans les Alpes du Nord

(26-27); — [Analyses d’ouvrages]: Legrand, J.:

(5849) MALANGPO. Newsletter of the Thai Na- Dragonflies and damselflies of Britain and

tional Office northern B. Gibbons — of the International Odonalolo- Europe, par (28);

— Etude gical Society, Vol. 3 (May 30,1987). (Edited Machel, P.: faunistique et bibliogra-

Bro. A. StGabriel’s des Odonates de J.-L. by Pinratana, College,565 phique France, par

Samsen Rd, Bangkok-10300, Thailand). Dommanget (28-30); — Machel, P.: Nouvelles

With the present issue, the editorship has been philatéliques (30-32).

taken over by Dr Pinratana (as above), an the

lay-out and typographic quality were entirely (5851) MAZOKHIN-PORSHNYAKOY, G.A. &

changed. The text is Engl, throughout. The G.I. RYAZANOVA, 1987. Poisk ubezhishcha

newsletter is printed (in blue print) on extra lichinkami strekozy Caiopteryx spiendens 330 Odonatological Abstracts

(Harris) (Zygoptera). — Refuge searching be- a letter from the Field Meeting Organiser,

havior in Calopteryx splendens (Harris) (Zy- relative to the study of horizontal vs vertical

larvae. obshch. Biol. goptera) damselfly Zh. emergence of Gomphus vulgatissimus.

48(2): 248-253. (Russ., with Engl. s.). — (Ka-

in tedra Ent., Fac, Biol., Lomonossov St. Univ., (5855) ROWE, R.J., 1987. Predatory versatility a

Moscow, USSR). larval dragonfly, Hemianax papuensis (O-

Laboratory experiments indicate that C. donala: Aeshnidae). J. Zool, Land. 211(2):

splendens larvae are able to find shelter by 193-207. — (Dept Zool., Univ. Canterbury,

using a complex of (more or less) interchan- Christchurch-1, NZ).

such Larvae used 4 geable orientation stimuli, as light, of the large H. papuensis dis-

and the last In the Ar- current route. latter 2 cases, parate, prey-specific predatory behaviours.

tactile and chemical orientation are possible, thropod prey moving on a substratum were

then attacked from distance. and proprioreceptive memory could also not stalked and a Ar-

in be excluded. The orientation value of light thropod prey moving the water cblumn or at

increases with larval growth. the water surface were approached using jet

propulsion and then attacked from a distance.

observa- unusual (5852) NARAOKA, H„ 1987. Ecological Snails, an prey for an arthropod, were

then the larva about them tions of a large damselfly, Cercion plagiosum stalked; manoeuvre

Needham (, Odonata) (I). until a specific orientation was achieved before

Gekkan 194: attack made close Dead Mushi 20-21. (Jap., with Engl, an was from range.

title), — (Fukunoda, Itayanagi-machi, Kitat- snails were scavenged, using tactics very si-

sugaru-gun, Aomori 038-36, JA). milar to those used with live snails, but non-

[Abstract not available]. -snail carrion was rarely taken. There was no

evidence that the possession, by H. papuensis,

1987. Sur nouvelle fossile of behaviours for (5853) NEL, A., une espèce specialized an atypical prey

du Lestes du — — genre Leach, 1815, calcaire snails lowered its success when attacking

of Stampien de Cereste (Alpes-de-Haute-Pro- other types "typical” prey.

vence) (Odonata Lestidae). Entomologiste

— 1987. Par 43(2): 113-116. (8 av. Gassion, F-13600 La (5856) ROZE, J., putniem, spârêm un

Ciotat). odonatologiju. [On birds, dragonflies and

L. irenea is described and Avhe 1987 sp. n. figured (ho- odonatology]. Skohlaju (April 4),

from the calcareous 8. — Dr Z. Miera iela lotype (J, allotype Ç) p. (Latvian). (c/ o Spuris,

Stampien (Oligocène) ofCereste, France. Con- 19-6, USSR-229021 Salaspils, Latvian SSR).

trary to,contemporaneous L. ceresti (cf. OA An interview with Dr Z. Spuris(portrait inch),

the shows affinities in the Latvian "Teacher’s Gazette” 2158) new sp. to extant published

occasion of the of his palaearctic members of the genus. on the appearance po-

made the pular bird book. Réferences are to

the 1971 letter (5854) NEWSLETTER [OF THE\ BRITISH foundation of S.I.O. in [his open

DRAGONFLY SOCIETY. No. 11 (Spring, to the participants in the First European

4 Peakland 1987). — (c/o R.H. Dunn, View, Symp. of Odonatol. was read in the Charter

Darley Dale, Matlock, Derbyshire, DE4 2GF, Meeting],and to his membership ofthe IUCN

UK). Species Survival Commission, Specialist

members the 70 new have joined during winter Group Odonata.

1986/1987, bringing the current BDS mem-

bership close to the 500 mark. The 1987 Indoor (5857) RU[PF, P.J 1987. In Flums erscheint natur-

the Zeitschrift über Meeting will be held on Oct. 31 at Univ. wissenschaftliche Kleintier-

and the is of 7 Field -Fauna fluminensia” Sar- Leeds, program given "Opuscula zoologica

the 6 — Meetings. Among remaining news items, ganserlander 115(90): 13. (Sarganserlânder,

CH-8890 there is anappeal from the Publicity Officer, a Marktstr., (Flums).

Larvae and A in note on Dragonfly Survey Forms, detailed correspondent's report a regional Odonatological Abstracts 331

Swiss daily on the said periodical, with a Paragomphus genei (Selys, 1841) (Odonata:

review of some of the first 12 issues, and with Anisoptera: Gomphidae). Em. Z. Frank-

on the on the re- special emphasis publication furt/Main97(10): 129-132. (With Engl, s.) —

odon. gional fauna, incl. an enumeration ofthe (Inst. Zool., Univ. Mainz, Saarstr. 21, D*-6500

localities (cf. OA 5316, 5774). Mainz, FRG).

The holotype is a female from Sicily, deposited

1987. A (5858) SAHLÉN, G., new site for soma- in Museo ed Istituto di Zoologia Sistematica,

tochlora sahlbergi Trybom in Inari Lapland Univ. Torino, Torino, Italy. It is in a perfect

Notul. enlomol. but (Odonata, Corduliidae). 67: condition, was so far thought to be lost. — 3-4. (Bellmansgatan 24, S-754 28 Uppsala). Here it is redescribed and figured, and a brief

The collected at the sp. was ( I4-VII-I986) Utsjoki, account is given of complicated synonymy

Kevo, Inari at small tarn. this Lapland, Finland, a of sp.

habitat is male The described, some notes on

behaviour are provided, and it is suggestedthat (5862) SCHNEIDER, W., 1987. DieVerbreitungvon

a systematic search is likely to bring to light Onychogomphus macrodon Selys, 1887, mit

sites in Inari many more breeding the Lapland. der Beschreibung des bisher unbekannten

Weibchens und einer Wiederbeschreibung des

(5859) SAHLÉN, G., 1987. Landskapsforteckning Màinnchens (Odonata; Gomphidae). Opusc.

ôver norra Sveriges trollslândor. — [Pro- zool. flumin. 13: 1-12. (With Engl, s.) —(Inst.

vincial catalogueofthe dragonfliesofnorthern Zool., Univ. Mainz, Postfach 3980, Saarstr.

Sweden], Natur i Non 6: 35-38. (Swedish). — 21. D-6500 Mainz, FRG).

S-754 28 the and (Bellmansgatan 24, Uppsala), Information on distribution on the

A tabular review is presented ofthe occurrence biogeographic features of Onychogomphus

the 6 northern of 28 spp. in provinces and the 4 macrodon are provided. The adult female is

districts of Sweden. The richest odon. described for first and Lapp and figured the time, a

fauna that the but is of Norrbotten prov., ina- redescription and figs are produced of the

evidence male. dequate is available for some pro- The structural characters indicate that

vinces and for the — most of Lapp districts. O. assimilis (Schneider, 1845) is a sister taxon

This is a preliminary review, and the author of O. macrodon.

would appreciate receiving any information on

the odon. fauna of northern Sweden. (5863) SELYSIA. Newsletter of the Societas Interna-

tionalis Odonatologica and the U.S. National

SAHLÉN, G. Vol. (5860) & L. MEDQUIST, 1987. Flick- Office, 16, No. I (March I, 1987). — (c/o

slândan Ischnura pumilio (Charp.) pa D.M. Johnson, Dept Biol. Sci., East Ten-

A Gotland. — populationof Ischnura pumilio nessee St. Univ., Box 23590A, Johnson City,

the island of Gotland (Charp.) on (Odonata: Tennessee 37614-0002, USA).

Coenagrionidae). Em. Tidskr. 108; 58-59. With the current issue the editorship has been

(Swedish, with Engl, title). — (First Author: taken over by Dr D.M, Johnson, the lay-out

Bellmansgatan 24, S-754 28 Uppsala). modified, and the typographic reproduction

3 and I were in $ $ collected gravel pits at improved. — Johnson. D.M.: New Editor for

Trakumla, Gotland, Sweden, June 22, 1985. Selysia (p. I); — Hilton. F.J./D.D. Smith:

During subsequent visits it was confirmed that Protodonate endothermy immortalized in

the local consisted in — G.: population 1985 of se- verse (I); Pritchard. Report of S.I.O.

veral hundreds of individuals. Since 1934 (K. Council election (1); — Lucas. M.J.: Folklore

Em. 55: Ander, Tidskr. 67) this is the first requested (2); — Sternberg, K.: Faunistic in-

record of this from Sweden. sp. Itis suggested formation requested (2); — Daigle, J.J.: 1987

that a systematic — search, particularly in U.S. Collector’s Gathering (2); Garrison,

southern coastal Sweden, could he rewarding. R. W.: Wanted: Hetaerina species for identifi-

cation (2); — Siva-Jothy, M.T.: Abstract of

W„ 1987. Der (5861) SCHNEIDER, Holotypus van doctoral dissertation: Sperm competition in 332 Odonatological Abstracts

the Odonata (2); — Müller, R.: S.l.O. Field (5865) SMIRNOVA, G.A. & A. Yu. HARITONOV,

Meeting in the Philippines: preliminary infor- 1987. Strekozy basseyna ozera Chany. —

the mation and inquiry (3); — Daigle, J.J.: 1986 [Dragonflies of Chany Lake Basin], In:

collecting trips in the USA (3); — Belle, J.: A.I. Cherepanov,[Ed.], Ekologiya i geografiya

Odonata collecting in Costa Rica (3-4); — chlenostonogih Sibiri [Ecology and geography

W.: Siberian Dunkle, S. Trek to Trinidad (4-5); — An- of arthropods] pp. 96-97, Nauka, No-

selm, A.: First meeting of Belgian Dragonfly vosibirsk. (Russ.). — (Second Author: Biol.

Study Group (5); — Ubukata, H.; Hokkaido Inst, Siberian Sect. USSR Acad. Sci., UI.

Odonatological Society was established (5); — Frunse 11, USSR-630091 Novosibirsk).

Kiauta, B.: The First All-Union Symposium The odon. fauna of the Chana Lake, Western

in the USSR — An- consists of 35 incl. 8 on Odonatology (5-6); Siberia, spp. (not listed),

Muta- The nouncements from the Central Office: non-abundant and 5 very local spp. fauna

tions in the has an S.l.O. National Offices, — New entirely western character, without any

publications of the S.l.O. National Office in eastern taxa.

India, — Sales of the Hamada & Inoue

handbook on the dragonflies of Japan, — (5866) TAAPKEN, J., 1987. Groeneveld. Wijde Blik

Brief announcements related to financial 4(1); 19-24. (Dutch). — (Bilderdijklaan 25,

matters (6-7); — Additions and changes toList NL-3743 HR Baarn).

members of S.l.O, (8); — Cannings, R.A.: Contains a brief reference to the inadequate

[Scribe]: Minutes of the Business Meeting of management ofthe pond’s banks on the Groe-

the Societas Internationalis Odonatologica neveld Estate, the Netherlands, resulting in the

(S.I.O.) (8-10). disappearance of a number of odon. spp.

(names not stated).

1987. Variation in (5864) SIVA-JOTHY, M.T., copu-

lation duration and the resultant degree of (5867) UBUKATA, H., 1987. Mating system of the

removal in Orthetrum cancellatum Cordülia amurensis and sperm (L.) dragonfly aenea Selys

(Libellulidae: Odonata). Behav. Ecol. Soci- a model of matesearching and territorial beha-

obiol. 20: 147-151. — (Sch. Agric., Nagoya viour in Odonata In: Y. ltd, J.J. Brown & J.

Univ., Chikusa, Nagoya, 464, JA). Kikkawa, [Eds], societies: theories and

Sci. O. cancellatum showed 2 distinct copulation facts, pp. 213-228, Japan Soc. Press,

durations at a study site in southern France. Tokyo. — (Dept Sci. Educ., Kushiro Coll.,

These are correlated with different degrees of Hokkaido Univ., Shiroyama 1, Kushiro, 085,

from female sperm displacement the sperm JA).

stores; long copulations (894±142 s) resulting The behaviour and the mating system ofC. a.

short in almost 100% sperm removal, and co- amurensis are reviewed, and a model for

pulations (21.0±I3.5 s) resulting in 10-15% the mate searching behaviour of odon. pa-

removal The difference in copulationduration trolling on a straight line is proposed. The

is also related to the site ofcopulation and to main assumptions of the model are: (1) a male

the relative of with fixed ofvisual age the copulating males. At a length range (D) patrols

oviposition sites males who gainedcopulations with a constant velocity (V) on a straight line;

were relatively old and copulated for a short (2) he turns to the opposite direction at two

males who fixed = female arrival period. At feedingsites gained co- points (distance L); (3)

and probability is even in both spatial and pulations were relatively young copulated tem-

for long periods. The difference in the duration poral dimensions; (4) the females stay at the

of and the of arrival for fixed time if a male copulation degree sperm removal point a (C); (5)

is discussed with reference to the female habit discovers a female he copulates with her

of ovipositing before remating during ovipo- without fail and leaves the pond. — From the

sition episodes, and the possibility of diffe- model the followingis predicted: if D >(\J 2-1)

has rences in the rate at which males encounter CV, the species (type I) an optimal length

females of if female arrival is receptive at the 2 sites; patrol range even Odonatological Abstracts 333

smaller random; if D is than the right hand (5870) WASSCHER, M., 1987. Nieuwe boeken over

section (type 2), mating probability becomes libellen. — [New dragonfly books]. Nalura

higher as the patrol range increases, provided 1987(4): 94-95. (Dutch). — (Minstraat 13 bis,

male density is very low. — On the basis of NL-3582 CA Utrecht).

the above model, the length of ’’unusurpable Book review of volumes listed in OA 5234,

territory” is defined at a given time since the 5545, 5566 and 5650.

start of the patrolling of a resident. Larger

territories than the unusurpable territory can (5871) WASSCHER, M. & H. SCHOBBEN, 1987,

be invaded by other males and oblige the re- Libellen in de Weerribben en het Vledderveld.

the model sident to waste time in defence. Thus — [Dragonflies of the Weerribben and the

predicts that there is an optimal territory Vledderveld], Nalura 1987(2): 35-38. (Dutch).

when male is which — Minstraat length density high, agrees (First Author; 15 bis, NL-3582

with the data from C. a. amurensis. Finally, CA Utrecht).

model Notes the abundance the was discussed in comparison with on and microdistribution

other models. 2 of 15 spp. at ecologically different localities in

southwestern Drente, the Netherlands, re-

(5868) WALKERIA. Newsletter ofthe Canadian Na- corded during May 30-June 3, 1984, are given,

the tional Office of International Odonatolo- and brief comments onthe individual morpho-

Vol. gical Society, Vancouver, 2,No. 1 (June 1, logical variation of some taxa are presented.

1987). — (c/o Dr. S. Cannings, Dept Zool., Also included are observations on infestation

Univ. British Columbia, 6270 University Blvd, ofCoenagrion pulchellumby Arrenurus larvae.

Vancouver, B.C., V6T 2A9, CA).

With the present issue, the editorship of the (5872) WATSON, J.A.L. & G. THEISCH1NGER,

newsletter and the management of the SIO 1987. Anax georgius Selys, 1872 (Odonata:

taken Canadian National Office were over by Aeshnidae)rediscovered, in Australia. J. Ausl.

Dr S. Cannings. — Contents: Cannings, S.: enl. Soc. 26; 67-71. —(First Author Div. Ent.,

The rebirth of Walkeria (p. 1); — Malhavan, C.S.I.R.O., P.O. Box 1700, Canberra City,

S.: Ninth International Symposium of Odona- A.C.T. 2601, AU).

tology (1); — Lyons. R.: The Odonata of A. georgius is an Australian and, perhaps, Ti-

Backus Norfolk Ontario African. is Woods, County, (2); morese sp., not The male redes-

— Cannings, .*>.. Dragonflying in northwestern cribed and figured, and the final instar larva

Canada, July-August 1986 (3); — Hilton, exuviae described. Adults of the Australian

D.F.J.: Canadian — of Anax Leach odonatology (3); spp, are keyed.

Requests, by S. Cannings, B. Anholt, R. Can-

nings and D.F.J. Hilton (4). (5873) WELLBORN, G.A. & J.V. ROBINSON,

1987. Microhabitat selection as an antipre-

(5869) WASSCHER, M„ 1987. Over de bedreiging dator strategy in the aquatic insect Pachy-

en bescherming van de groene glazenmaker diplax longipennis Burmeister (Odonata: Li-

the (Aeshna viridis) — [On threats to and the bellulidae). Oecologia 71: 185-189. — (First

conservation of Aeshna viridis]. Nalura Author: Dept Biol., Univ. Texas, UTA Box

1987(4): 88. (Dutch). —(Minstraat 15 bis, NL- 19498,Arlington, TX 76019, USA).

-3582 CA Utrecht). An investigationof the larval dragonfly fauna

A. viridis is the sole strict vegetation specialist with the plant. Sagittaria platy-

(Stratiotes aloides)in Europe. Though the bio- phylla, was conducted in a small pond. Despite

of the Stratiotes several larval geographic optimum vege- the presence of anisopteran spp.

tation is in the the is there in Netherlands, sp. the pond, only P. longipennis larvae were

more rare than expected. The threats to Stra- found on Sagittaria plants. A study of the

and P. tiotes vegetation are briefly otlined some microspatial distribution of longipennis

protective measures are suggested. larvae on S. platyphylla indicated that larvae

the use various regions of a plant in a highly 334 Odonatologica) Abstracts

non-random fashion. Larvae show sunshine of reflections of a strong the pattern sparkling

A the caused preference for the leaf axil area. generalized uneven water surface, by vege-

the is the adults in predator, bluegillsunfish (Lepomis macro- tation, essential for finding the

chirus), was allowed to selectively eat either of oviposition site.

two larvae placed in various plant regions. This

experiment indicated that larvae in a leaf axil (5875) ZA1KA, V.V. & O.E. KOSTERIN, 1987.

i are significantly less susceptible to bluegill Struktura naseleniya etologicheskie aspekty

predation than larvae positioned in other plant strekoz Manzherokskogo ozera (Altay), —

regions. The microspatial distribution of [Structure and ethological aspects of the

starved larvae revealed that larvae with high Manzherokskoe Lake (Altai)]. In: A.I. Chere-

levels the leaf axil i chleno- hunger occupied area signifi- panov, [Ed.], Ekologiya geografiya

cantly less than did well fed larvae, suggesting stonogih Sibiri [Ecology and geography of Si-

do (I) larvae not use these regions as feeding berian arthropods], pp. 73-74, Nauka, Novosi-

sites, (2) high hunger levels may induce a beha- birsk. (Russ.). — (Dept Ent., Tomsk Univ., 36

vioral shift in habitat use, with starved larvae Lenin Ave., USSR-634010 Tomsk).

The and forced into areas of high predation risk by the fauna (34 spp.) is listed briefly ana-

need to fulfil nutritional requirements. lyzed.

(5874) W1LDERMUTH, H., 1987. Fundorte und (5876) ZHU, H. & J. WU, 1987. Odonata (Insecta).

Entwicklungsstandorte von Somatochlora III. A survey of the Natural enemy insect re-

arctica (Zetterstedt) in der Schweiz (Odonata: sources in Shanxi (2). J. Shanxi Vniv. (nat.

Corduliidae). Opuscul. zool. flumin. II: Sci.) 1987(1): 90-92. (Chin., with Engl. s.). —

1-10. (With Engl, s.) — (Mythenweg 20, (Dept Biol., Univ. Shanxi, Taiyuan, Shanxi,

CH-8620 Wetzikon). P.R. China).

All known Swiss localities (61) are mapped, Notes are presented on 8 spp., of which Me-

described and briefly discussed with reference sopodagrion tibétanum, Megalestes distans.

the to horizontal and vertical distribution in Bayadere melanopteryx, Sinogomphus suen-

Switzerland. In addition to earlier evidence (H. soni, Anax n.. nigrofasciatus, Sympctrum

Wildermuth, 1986, Odonatologica 15: 185- ruptum and S. haematoneura are new to

northern — -202), some new data aregiven on the ecology China. For the earlier parts

of larval habitats. It is suggested that in bright of this series cf. OA 4555, 4716.