Superfamily Sphaeroceroidea Macquart 1835 (fly)
Parent taxon: Acalyptratae according to N. L. Evenhuis 1994
Sister taxa: Anthomyza rhenana, Christelenkidae, Diopsoidea, Ephydra oligocena, Ephydra sepulta, Leria insatiabilis, Leria insaturabilis, Leriella, Leriella crassifemorata, Nerioidea, Opomyzoidea
Subtaxa: Heleomyzidae
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