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Genus Diogmites - Hanging-thieves

A Bald Robber Fly? - Diogmites neoternatus Diogmites sp. - Diogmites ternatus Hanging Thief - Diogmites salutans Prey - Diogmites - female Diogmites sp. - Diogmites Robber Fly - Diogmites angustipennis brou18Aug13 - Diogmites angustipennis Wasp or no wasp - Diogmites
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Orthorrhapha)
Superfamily Asiloidea
Family Asilidae (Robber Flies)
Subfamily Dasypogoninae
Genus Diogmites (Hanging-thieves)
Synonyms and other taxonomic changes
Explanation of Names
Diogmites Loew 1866
from Greek διωγμοσ 'chase, pursuit'
The common name was suggested by Herschel Raney after Dogmites's habit of hanging by its forelegs while consuming prey.
25 spp. in our area, 74 total(1)
Typically 20-30 mm, D. crudelis to 48 mm body length(2)
US to n. Argentina; in our area, 12 spp. occur east of the Mississippi river, and several of these are widely distributed throughout the country(2)
Woodlands, and more open areas (?)
Jul-Sep in se. US
insects (often larger than themselves), mostly aculeate Hymenoptera, but also Odonata and Diptera (incl. members of the same species)(2)
nocturnal feeding reported by Dennis (1978, Proc.Ent.Soc.Wash. 80:313); P. Coin has seen one under a light in NC
Life Cycle
Genus is known to have courtship behavior. Oviposits in ground, and ovipositor equipped with spines to aid in covering eggs. Larvae are possibly predators in soil, but specific information is lacking for this genus in references seen to date (P. Coin, July 2006).
may causes significant economic damage by preying on honey bees(2)
Internet References
Robber Flies of Illinois--several pages on the genus