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Species Eristalis transversa - Transverse Flower Fly

Fly - Bee lookalike Flower Fly - Right side - Eristalis transversa - male Syrphid, Eristalis transversa. - Eristalis transversa syrphid - Eristalis transversa Small, Chubby Flower Fly? - Eristalis transversa Syrphid - Eristalis transversa Eristalis transversa Some kind of hoverfly - Eristalis transversa - female unkown syrphid fly - bee fly? - Eristalis transversa - 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 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
Lays eggs into various environments where food sources are plentiful. Some lay their eggs into beetles; after hatching, the larvae then feed on the beetle's eggs.
see here
Internet References