Family Heleomyzidae Westwood 1840 (fly)
Insecta - Diptera - Heleomyzidae
Parent taxon: Sphaeroceroidea according to A. J. Woźnica 2019
See also Carpenter 1992 and Wiegmann et al. 2011
Sister taxa: none
Subtaxa: Heleomyzinae Heteromyiella Suilliinae Trixoscelis
Ecology:
Distribution:
• Oligocene of France (1 collection), Germany (3)
• Eocene of Canada (1: British Columbia), Denmark (1), Poland (1), the Russian Federation (10), United States (3: Colorado)
Total: 20 collections including 28 occurrences