Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
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Species Toxomerus politus

Syrphid - Toxomerus politus Flower Fly - Toxomerus politus - female Toxomerus politus Syrphid Fly - Toxomerus politus Toxomerus? Pair - Toxomerus politus - male - female fly - Toxomerus politus Syrphidae ? - Toxomerus politus Syrphid Fly - Toxomerus politus
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)
Synonyms and other taxonomic changes
Scaeva polita, Syrphus cingulatulus, Syrphus hecticus (ITIS)
body 7-9 mm
scutellum mostly yellow; margin of abdomen with alternating black and yellow markings; dorsal surface of abdomen with distinctive pattern
southern Canada to Argentina
adults present in August and September in northern United States and Ontario
much less common than T. marginatus and T. geminatus
See Also
Toxomerus geminatus and T. marginatus have a distinctly different pattern on abdomen compare images of all three species)
Internet References
adult images and field marks (Jeff Skevington et al, Field Guide to Flower Flies of Ontario)
Distribution (The Diptera Site, USDA)