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Species Syrphus knabi

Syrphid - Syrphus knabi - female Diptera - Syrphus knabi Diptera - Syrphus knabi Small bee - Syrphus knabi syrphid fly? - Syrphus knabi - female Syrphus species? - Syrphus knabi Syrphus - Syrphus knabi Syrphus - Syrphus knabi
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 Syrphini
Genus Syrphus
Species knabi (Syrphus knabi)
Explanation of Names
Syrphus knabi Shannon 1916
7.2-12.9 mm(1)
Wing membrane with extensive bare areas, including cell bm (lacking microtrichia)
Eyes not hairy
Face yellowish with black spots over antennae
Hairs on bottom of mid-basitarsus all yellow/orange
Yellow bands on segments 3 & 4 complete
First tarsal segment of hind leg mostly yellow/orange above
Thorax strongly yellow-pruinose laterally
e. NA (se. Canada south to TX-FL)(1)
Larvae have been found on pulverulent species of aphids in galls or rolled leaves(1)
Works Cited
1.The flower flies of the subfamily Syrphinae of Canada, Alaska, and Greenland, Diptera: Syrphidae
Vockeroth J.R. 1992. The insects and arachnids of Canada, Pt. 18. Ottawa: Agriculture Canada. 456 pp.