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Species Toxomerus politus

Syrphid Fly (Toxomerus politus) - Toxomerus politus - female fly - Toxomerus politus Fly sp.? - Toxomerus politus Syrphid Fly - Toxomerus politus Unidentified flying insect with bee-like marking - Toxomerus politus Toxomerus politus Soldier flies ? - Toxomerus politus - male Hover Fly - Toxomerus politus - female
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 Toxomerini
Genus Toxomerus
Species politus (Toxomerus politus)
Other Common Names
Corn-feeding Syrphid Fly
Explanation of Names
Toxomerus politus (Say 1823)
Size
7-9 mm
Identification
scutellum mostly yellow; margin of abdomen with alternating black and yellow markings; dorsal surface of abdomen with distinctive pattern
see(1)
Range
so. Canada to Argentina; West Indies(2)
Season
Aug-Sep in n. US & ON(3)
Food
Corn pollen, and pollen of other Poaceae, such as Sorghum. (Studia Dipterologica. Pollenivory in larval and adult flower flies: pollen availability and visitation rate by Toxomerus politus Say (Diptera: Syrphidae) on sorghum Sorghum bicolor (L.) Moench)
Remarks
much less common than T. marginatus or T. geminatus
Larvae found in masses on corn tassels. Feed on the pollen. EoL
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