Common worldwide or nearly worldwide genera are Aeshna and Anax. The African Anax tristis has a wingspan over 125 mm, making it one of the world's largest known dragonflies. There are 41 North American species in 11 genera in this family. Most European species belong to Aeshna. Their American name "darner" stems from the female abdomens looking like a sewing needle, as they cut into plant stem when they lay their eggs through the ovipositor. WebThe structure of the flight muscle of a dragonfly (Aeshna sp.) has been studied with the light and electron microscopes, and the organization of this specialized tubular muscle is …
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WebSep 17, 2008 · Aeshna sp 'Blue Darner', There are 12 species of Darners in Alberta, Pearce Estate, Darner Family, Aeschnidae, 2008 17 Sep_2999acr. Done. Anne Elliott 15y. OK, rub it in, Doug, LOL! They are quite spectacular insects - glad you managed to get a perched one today : ). I had one that stopped out at Maclean Pond but haven't gone … WebAESHNA SP. (ODONATA) DAVID S. SMITH, Ph.D. From The Rockefeller Institute. Dr. Smith's present address is Department of Zoology, Cambridge, England ABSTRACT The … toby rush linkedin
Aeshna - BattleTechWiki
WebJul 2, 2024 · For example, our research group recently documented increased genotoxicity in nymphs of dragonflies (Odonata: Anisoptera, Aeshna sp.) living in sedimentation ponds compared to those living in ... WebJan 6, 2024 · Dragonfly (Aeshna sp.) exuvia, Stuttgart, Germany - 20090724-02.jpg 3,872 × 2,592; 759 KB Dragonfly Aeshna sp.jpg 784 × 517; 528 KB Image from page 29 of "Introduction to zoology; a guide to the study of animals, for the use of secondary schools;" (1900) (14782592604).jpg 418 × 818; 49 KB WebAeshna vercanica sp. nov. is described and illustrated. The male holotype and four male paratypes were collected on 15-vii-2013 in the Hyrcanian forest of the Alborz Mountains, Mazandaran province, northwestern Iran. A specimen collected on 29-vi-2002 in the Talysh Hills, Lankoran area, Azerbaijan, also belongs to the new species. In July 2014 the … toby rudolf interview