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Subgenus Eristalis

Hover fly - Eristalis tenax - female Eristalis arbustorum? - Eristalis tenax - male Drone Fly - Eristalis tenax - male Drone Fly - Eristalis tenax?     Narcissus Bulb Fly - Merodon equestris?  - Eristalis tenax Possibly Eristalis tenax? - Eristalis tenax - female Eristais tenax? - Eristalis tenax bee mimic fly - Eristalis tenax Bee-unknown at Jordan River in Saratoga Springs 17September 2017 - Eristalis tenax
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 Eristalini
Subtribe Eristalina
Genus Eristalis
No Taxon Subgenus Eristalis
Explanation of Names
Eristalis Latreille 1804
Numbers
A single (adventive) species in our area, 2 spp. total(1)(2)
Range
Palaearctic, Afrotropical and Oriental; 1 sp. introduced into the New World and elsewhere, another is in China(1)
Internet References
Works Cited
1.Austalis, a new genus of flower flies (Diptera: Syrphidae) with revisionary notes on related genera
Thompson F.C. 2003. Zootaxa 246: 1-19.
2.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.