Results 121 to 130 of about 659 (150)

Cordulegastridae Tillyard 1917

2021
Cordulegastridae 13. Cordulegaster boltonii (Donovan, 1807) Conservation and breeding status: LC (EU), LC (IT), LC (MED), B Records relative to this central European – Atlantic lotic species were collected in EXP (1,6) where breeding was confirmed, and in CPB (11).
Pompilio, Lucia, Mosini, Andrea
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New records of Cordulegaster trinacriae from Pollino National Park, Italy (Odonata: Cordulegastridae)

Notulae odonatologicae, 2022
New data on distribution and ecology of Cordulegaster trinacriae from the Calabrian side of the Pollino National Park (Basilicata, Calabria) are presented. The species was recorded at ten localities in the province of Cosenza, nine of which were previously unknown.
Piazzini, S., Tamburini, M., Favilli, L.
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Cordulegastridae

Published as part of Cannings, Robert A., Klymko, John, Catling, Paul M., Savard, Michel, Lemelin, Guy, Jones, Colin D., Cannings, Sydney G. & Savard, Rémi-Julien, 2024, The Dragonflies and Damselflies (Insecta: Odonata) of Canada: species list, geographical distribution, status, and conservation ranks, pp.
Rodolfo Novelo-Gutiérrez   +1 more
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Cordulegaster sarracenia, n. sp. (Odonata: Cordulegastridae) from east Texas and western Louisiana, with a key to adult Cordulegastridae of the New World

Zootaxa, 2011
Cordulegaster sarracenia is described from spring seepages in pitcher plant bogs of southeast Texas and western Louisiana. It is most closely related to C. sayi of the C. diastatops group. It is unique among all North American species of its genus in having the mesepimeral and metepimeral stripes distinctly paler than the mesepisternal stripes in ...
Abbott, John C., Hibbitts, Troy D.
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Patterns of variation in wing venation of Iberian Cordulegaster boltonii (Donovan, 1807) (Odonata: Cordulegastridae)

International Journal of Odonatology, 2023
Some structural characters, such as wing venation, have been used in odonates to differentiate taxa. In Cordulegaster boltonii, a species widely distributed throughout the western Palaearctic, the main characteristics of its wing venation have not been quantified until now.
Nunes, Luísa   +7 more
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A New Zoraena (Odonata: Cordulegastridae) from Eastern North America, with a Key to the Adult Cordulegastridae of America

Annals of the Entomological Society of America, 1983
A brief taxonomic and nomenclatural history of Zoraena Kirby and its species is presented. The adults of Z. bilineata n. sp. are described, and Z. bilineata n. sp., Z. diastatops (Selys), and Z. sayi (Selys) are figured. The new species may be readily distinguished from other species of Zoraena by the brown base color and less extensive yellow markings
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Verbreitung der Larven der Quelljungfern (Cordulegaster) (Odonata, Cordulegastridae) im Raum Bergisch Gladbach

Decheniana : Verhandlungen des Naturhistorischen Vereins der Rheinlande und Westfalens, 2002
Die dicht besiedelte Stadt Bergisch Gladbach bildet die Übergangszone vom Ballungsraum Rhein-Ruhr zum Bergischen Land. Die Gesamtlänge der 31 Fließgewässer beträgt rund 200 km, wovon rund 30 % verrohrt oder kanalisiert sind. Im Rahmen der jährlichen Untersuchung städtischer Fließgewässer werden seit 1989 im Herbst / Winter an 75 Probestellen chemische ...
Michael Stevens, Horst-Werner Riedel
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Biometrics of exuviae ofCordulegaster boltonii algiricaMorton, 1916 (Odonata: Cordulegastridae)

Aquatic Insects, 2018
This study provides the first biometrics analysis of exuviae from Moroccan populations of the Ibero-Maghrebian endemic dragonfly Cordulegaster boltonii algirica Morton, 1916 collected in the Rif Mo...
Mohamed El Haissoufi   +4 more
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Cytogenetic report on Cordulegaster brevistigma and Watanabeopetalia atkinsoni (Odonata: Cordulegastridae, Chlorogomphidae)

2019
Live adult male specimens of C. brevistigma and W. atkinsoni have been collected from Shimla, Himachal Pradesh (India). Male germ cell chromosomes of the species are described on the basis of conventional staining, C-banding, silver nitrate staining and sequence specific staining. Both the species possesses 2n = 25m, as a diploid chromosome number and (
Kaur Walia, Gurinder   +1 more
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