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

Genus Sphaeromias

Biting Midge - Sphaeromias longipennis Biting Midge - Sphaeromias longipennis Fly - Sphaeromias longipennis - female biting midge - Sphaeromias longipennis - female biting midge - Sphaeromias longipennis - female biting midge - Sphaeromias longipennis - female small dark fly with claws - Sphaeromias longipennis - female small dark fly with claws - Sphaeromias longipennis - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Nematocera" (Non-Brachycera))
Infraorder Culicomorpha (Mosquitoes and Midges)
Family Ceratopogonidae (Biting Midges)
Subfamily Ceratopogoninae
Tribe Sphaeromiini
Genus Sphaeromias
Numbers
Two North American species, longipennis (common and widespread in the East) and bifidus.
Size
Female wing length 4-5 mm, male smaller
Identification
"Large, stout, grayish pollinose species. Femora with numerous small, sharp, ventral spines; fourth tarsomeres simple, not cordiform; fifth tarsomeres armed ventrally with numerous long, black, blunt spines (batonnets); female claws large, equal, curved, not as long as fifth tarsomere, each with slender, sharp tooth at base on inner side. Wing with two radial cell; costa long, extending nearly to wing tip." (Wirth and Grogan 1979)