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Species Eristalis transversa - Transverse Flower Fly

Unidentified Insect 146 - Eristalis transversa Syrphid #3 Eristalis tenax? - Eristalis transversa Syrphid #3 Eristalis tenax? - Eristalis transversa Eristalis transversa syrphid fly - Eristalis transversa Black and yellow flower fly - Eristalis transversa Eristalis transversa in wildflower meadow - Eristalis transversa - female Fly ID 041015 - Eristalis transversa
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 Eoseristalis)
Species transversa (Transverse Flower Fly)
Explanation of Names
Eristalis transversa Wiedemann 1830
Size
9-11 mm
Identification
Thorax distinctly bicolored (gray on front half, black on rear half); scutellum bright yellow, much brighter than the pale yellow of other Eristalis species. This combination of characters is diagnostic.
Range
NS-MT south to FL-TX-UT(1)
Season
May-Oct in ON(2); Mar-Dec in NC(3)
Life Cycle
see here