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

Genus Heterostylum

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Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Orthorrhapha)
Superfamily Asiloidea
Family Bombyliidae (Bee Flies)
Subfamily Bombyliinae
Tribe Bombyliini
Genus Heterostylum
Explanation of Names
Heterostylum Macquart 1848
Numbers
4 spp. in our area, 12 total(1)
Identification
long proboscis similar to Bombylius but head is wider and rear margin of eye is indented (sinuous)
Range
New World, US to Argentina & West Indies; in our area, widespread in sw. US to OR-MO, with H. robustum ranging into GA(1), NC (guide records).