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Genus Paragus

Fuzzy, metallic syrphid? - Paragus haemorrhous Syrphid Fly - Paragus haemorrhous Syrphid Flies in copula - Paragus haemorrhous - female Is this Paragus? - Paragus haemorrhous - female Syrphid Fly - Paragus haemorrhous hoverflies - Paragus haemorrhous - male - female Hoverfly - Paragus haemorrhous tiny hairy hoverfly - Paragus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Aschiza")
Family Syrphidae (Syrphid Flies)
Subfamily Syrphinae
Tribe Paragini
Genus Paragus
Explanation of Names
Paragus Latreille 1804
Numbers
9 spp. in 2 subgenera in the Nearctic region(1)(2)
Subgenus Pandasyopthalmus
Paragus haemorrhous Meigen
Subgenus Paragus
Paragus angustifrons Loew
Paragus angustistylus Vockeroth - northeastern
Paragus arizonensis Vockeroth - southwest (AZ, NM, UT)
Paragus bispinosus Vockeroth - northeast to central
Paragus cooverti Vockeroth - transcontinental, BC to NB, south to OR and NJ
Paragus longistylus Vockeroth - western (CA, NV, ID)
Paragus variabilis Vockeroth - mostly central and western, couple of records in NB & QC
Paragus vockerothi Vujic, Simic & Radenkovic - Nevada [not listed in(3)]
Identification
species usually identifiable by male genitalia only(1); P. haemorrhous can be visually ID'd based on entirely black scutellum and hair on eyes not banded, uniform color and length, while members of Paragus s.str. have a narrow reddish area on the black scutellum and the eyes with a band of short dark hairs that create a vertical banded pattern.(1)
Range
Worldwide (except S. America), incl. most of NA (NB-YT to GA-CA)(1)
Habitat
Low vegetation; seem to like open, hot areas(1)
Food
Larvae feed on aphids(1)
Life Cycle
Probably multiple generations each year(1)
Works Cited
1.Revision of the New World species of Paragus Latreille (Diptera: Syrphidae)
Vockeroth, J.R. 1986. The Canadian Entomologist, 188: 183-198.
2.Two related species of Paragus (Diptera: Syrphidae), one from the Nearctic and one from the Palaearctic
Vujic, A., S. Simic and S. Radenkovic. 1999. The Canadian Entomologist, 131: 203-209.
3.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.