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Genus Copestylum

Large Black Fly - Copestylum mexicanum Big, Fast & Flashy - Copestylum avidum - male large colorful fly - Copestylum avidum - female Copestylum tricinctum - female Copestylum mexicana ? - Copestylum mexicanum Mexican Cactus Fly - Copestylum mexicanum Copestylum species? - Copestylum isabellina syrphid - Copestylum haagii
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Aschiza")
Family Syrphidae (Syrphid Flies)
Subfamily Eristalinae
Tribe Volucellini
Genus Copestylum
Explanation of Names
Copestylum Macquart 1846
Numbers
35 spp. in 3 subgenera in our area(1), >300 total
Size
6-16 mm
Range
New World, mostly tropical; in our area, across the US + sw. Canada(1); 4 spp. introduced to Hawaii and the Canary Islands
Habitat
larvae develop in various kinds of decaying organic matter (saguaro, rotting banana stumps, paw-paw, exudates from Timbo, etc.) and also found in the water-filled bracts of Heliconia spp. (Marcos-García & Pérez-Bañón 2001)
Food
mostly rotting cactus (many spp. reared from Opuntia) (Marcos-García & Pérez-Bañón 2001)
Print References
Marcos-García M.A., Pérez-Bañón C. (2001) Immature stages, morphology and feeding behavior of the saprophytic syrphids Copestylum tamaulipanum and Copestylum lentum (Diptera: Syrphidae). Eur. J. Entomol. 98: 375-385. (Full text)
Works Cited
1.Key to the genera of nearctic Syrphidae
Miranda G.F.G, Young A.D., Locke M.M., Marshall S.A., Skevington J.H., Thompson F.C. 2013. Canadian Journal of Arthropod Identification 23: 1-351.
2.Syrphidae of Ontario