†family Lomatopisthiidae Guber and Jaanusson 1964 (ostracod)
Ostracoda - Palaeocopida - Lomatopisthiidae
Parent taxon: Kloedenellacea according to M. J. Copeland 2000
Sister taxon: Lichviniidae
Subtaxa: Bolbopisthia
Ecology: epifaunal suspension feeder
Distribution:
• Chazyan of Canada (6: Northwest Territories collections)
• Ordovician of Canada (11: Northwest Territories), United States (1: Kentucky)
Total: 18 collections including 20 occurrences