Odonatological Abstract Service published by the INTERNATIONAL DRAGONFLY FUND (IDF) in cooperation with the WORLDWIDE DRAGONFLY ASSOCIATION (WDA) Editors: Dr. Klaus Reinhardt, Dept Animal and Plant Sciences, University of Sheffield, Sheffield S10 2TN, UK. Tel. ++44 114 222 0105; E-mail: [email protected] Martin Schorr, Schulstr. 7B, D-54314 Zerf, Germany. Tel. ++49 (0)6587 1025; E-mail: [email protected] Dr. Milen Marinov, 7/160 Rossall Str., Merivale 8014, Christchurch, New Zealand. E-mail: [email protected] Published in Rheinfelden, Germany and printed in Trier, Germany. ISSN 1438-0269 ties were not significantly nested. The faunal similarity with the adjacent island of Tenerife is striking. Six of the 1997 Tenerife species are seemingly absent from Gran Ca- naria, whereas Gran Canaria has 13 species not found 11767. Hahn, N.S.; Agostinho, A.A.; Goitein, R. (1997): in Tenerife. Most of the 22 aquatic insect species in Feeding ecology of curvina Plagioscion squamosissi- Gran Canaria only known from older records, prefer len- mus (Hechel, 1840) (Osteichthyes, Perciformes) in the tic habitats not included in our study. All except one of Itaipu Reservoir and Porto Rico floodplain. Acta limno- the five species endemic to Gran Canaria are consid- logica Brasiliensia 9: 11-22. (in English, with Portugue- ered extinct or on the edge of extinction. Increased fu- se summary) [Fish samplings were carried out from No- ture extinction rates are predicted as a response of the vember 1983 to September 1988, at different sites of extreme habitat loss, with only three permanent streams the Paraná River basin (Brazil), comprising the section known on the island today." (Authors) The following between the Paranapanema and Iguaçu Rivers. The Odonata taxa are listed: Libellulidae indet., Orthetrum stomach contents analysis of all individuals of Itaipu Re- chrysostigma, Sympetrum fonscolombii, Trithemis arte- servoir and Porto Rico' area showed that curvina feeds riosa and Zygonyx torrida.] Address: Nilsson, A.N., De- basically on fish (> 80%) and insects (> 18%). At Itaipu partment of Animal Ecology, University of Umea, SE- Reservoir, among the insects, Odonata were represent- 901 87 Umea, Sweden ed by 18.5% of the food items, while at Porto Rico they accounted to 6.23% of the diet.] Address: Hahn, N.S., 11769. Onore, G.; Cevallos, V. (1998): Massive move- Núcleo de Pesquisas cm Limnología, Ictiología e Aqui- ment of Panoquina sylvicola in southern Ecuador (Lepi- cultura (NUPELIA), Universidadc Estadual de Maringá, doptera: Hesperidae). Tropical Lepidoptera 9(1): 28. (in Av. Colombo, 5.790, 87020-900 - Maringá - PR - Brasil English) ["A large mass of P. sylvicola (Herrich-Schäffer), accompanied by limited numbers of Siproeta epaphus Latreille (Nymphalidae) and an unidentified species of 1998 Aeshnidae dragonfly (Odonata), were observed moving west to east near Loja, Ecuador, on 18 April 1992." (Au- 11768. Nilsson, A.N.; Malmqvist, B.; Báez, M.; Black- thors)] Address: Onore, G., Dept. de Biologia, Pontificia burn, J.H.; Armitage, P.D. (1998): Stream insects and Universidad Catolica del Ecuador, 12 de Octubre y Ro- gastropods in the island of Gran Canaria (Spain). Annls ca, Quito, Ecuador Limnol. 34(4): 413-435. (in English, with French sum- mary) ["The current status of the stream-living insects and gastropods of the island of Gran Canaria in the At- 1999 lantic Canary Islands is documented. Data from semi- quantitative kick samples taken in 11 streams are sup- 11770. Glotzhober, R.C. (1999): Three new state rec- plemented by non-standardized collecting in the same ords of Odonata from Ohio, with additional county rec- and ten additional streams. The kick samples included ords. Ohio Biological Survey Notes 2: 25-33. (in Eng- some 9,000 specimens of 98 taxa, and in total 123 taxa lish) ["Since 1995 the members of the Ohio Odonata were recorded from the studied streams in 1994 and Survey have newly recorded three dragonfly species to 1995. The stream fauna was dominated by Diptera with the state list: Lanthus vernalis, Neurocordulia molesta, some 80 taxa, followed by Coleoptera with 37 species and Somatochlora incurvata. In addition, survey work- known from the island. The kick samples yielded 11-36 ers have collected a total of 712 new county records. species per stream and visit, whereas up to 48 species The total Odonata species and subspecies in Ohio now were scored when all collecting methods were included. numbers 159." (Author)] Address: Glotzhober, R., Ohio Local diversity given as Fisher's a ranged from 3.2 to Natural history society, 1982 Velma Ave., Columbus OH 10.3. Clustering showed only weak spatial patterns and 43211-2497, USA. E-mail: [email protected] resulted in much higher similarities among localities 11771. Labhart, T.; Meyer, E.P. (1999): Detectors for po- when based on the semiquantitative samples than when larized skylight in insects: A survey of ommatidial spe- based on presence/absence including records from all cializations in the dorsal rim area of the compound eye. collecting methods. Species distributions among locali- Microsc. Res. Tech. 47: 368-379. (in English) ["Apart Odonatological Abstract Service 36 (December 2012) - page 1 from the sun, the polarization pattern of the sky offers Yuki was a member of the Hiroshima Mountaineering insects a reference for visual compass orientation. Us- Club, and joined a walking hemicircular tour of Miyajima ing behavioral experiments, it has been shown in a few island on June 21, 1936. On the touring course, unfa- insect species (field crickets, honey bees, desert ants, miliar dragonflies were found in a place called Yamas- and house flies) that the detection of the oscillation niroura. In 1938, Yuki described these dragonflies as a plane of polarized skylight is mediated exclusively by a new species, Orthetrum miyajimaensis together with Hi- group of specialized ommatidia situated at the dorsal ronobu Doi, who was an amateuer odonatologist. In this rim of the compound eye (dorsal rim area). The dorsal paper, it was written that on the day Yuki collected these rim ommatidia of these species share a number physio- insects, the weather was fine. However, by checking an logical properties that make them especially suitable for old record of weather conditions, I have confirmed that polarization vision: each ommatidium contains two sets the day was cloudy. A study on the relationship between of homochromatic, strongly polarization-sensitive photo- Yuki and Doi revealed that they were members of the receptors with orthogonally-arranged analyzer orienta- Chosen Natural History Society, and Giichi Shigemura, tions. The physiological specialization of the dorsal rim who was Yuki's teacher in the middle school, was Doi's area goes along with characteristic changes in omma- superior officer in the Imperial Gift Science Museum." tidial structure, providing actual anatomical hallmarks of (Author)] Address: not stated polarized skylight detection, that are readily detectable in histological sections of compound eyes. The pres- 11775. Ramos Hernández, J.M.; de Armas, L.F. (2001): ence of anatomically specialized dorsal rim ommatidia Distribución geográfica de Remartinia secreta y Croco- in many other insect species belonging to a wide range themis servilia en Cuba (Odonata: Aeshnidae, Libelluli- of different orders indicates that polarized skylight de- dae). Cocuyo 10: 12-13. (in Spanish) [Records of both tection is a common visual function in insects. However, species are detailed; no maps are given.] Address: Ra- fine-structural disparities in the design of dorsal rim mos Hernandez, J.M., C # 9 e/ Algerdo Ferrer y Agra- ommatidia of different insect groups indicate that polari- monte, Cabaiguán, Sancti-Spíritus, Cuba 62400 zation vision arose polyphyletically in the insects." (Au- thors) The study includes data on Sympetrum striola- tum.] Address: Labhart, T., Zoologisches Institut der 2002 Universität Zürich, 8057 Zürich, Switzerland 11776. Fischer, U. (2002): Weiterer Fund der Südlichen Mosaikjungfer (Aeshna affinis V. D. Linden, 1820) in Thüringen. Mitteilungen des Thüringer Entomologenver- 2000 bandes 9(2): 23-24. (in German) [30-VII-2002, "Teiche 11772. Wegner, E. (2000): Freshwater and land arthro- Zeulenroda-Troppach", Landkreis Greiz, Thüringen, pods endangered with mosquito control treatments. Deutschland] Address: Fischer, U., A.-Günther-Str. 12, Wiad. entomol. 18, Suppl. 2: 275-283. (in Polish, with 08340 Schwarzenberg, Germany English summary) ["Mosquito control in Poland is based 11777. Sformo, T. (2002): Minimum flight temperature almost solely on the use of broad-spectrum insecticides, and thermoregulatory performance of sub-arctic dragon- which affect most arthropods. The tendency to control flies. Society for Inetgrative and Comparative Biology mosquitoes in Poland increases and there is a danger 2002 Annual Meeting. Anaheim, California, January 2-6: of annihilation of a great number of arthropod species in (in English) [Verbatim: "Sub-arctic dragonflies (Odonata: areas subject to mosquito control treatments unless Anisoptera), an order of insect previously not studied in modern microbial control means are employed in Po- Alaska, provide a unique system with which to examine land. For this reason there is a necessity of a pro- questions of thermal biology. Two potential adaptations gramme of mosquito control based on the environmen- are the ability to initiate flight at low temperature and to tally aware methods. The specialists in