†subfamily Bassleratiinae Schmidt 1941 (ostracod)
Ostracoda - Palaeocopida - Tetradellidae
Parent taxon: Tetradellidae according to G. Henningsmoen 1953
Sister taxa: Bellornatia, Fidelitella, Foramenella, Hippula, Kiesowia, Ogmoopsis, Perspicillinae, Piretellinae, Raymondatia, Reuentalina, Sigmoopsinae, Tetradella, Tetradellinae, Ushkarella, Vittella
Subtaxa: Kayatia Rigidella Thomasatia
Ecology: epifaunal suspension feeder
Distribution:
• Silurian of Australia (1 collection)
• Volkhov of Norway (1), the Russian Federation (1)
• Ordovician of Canada (4: Northwest Territories, Ontario), United States (12: Iowa, Minnesota, Oklahoma)
Total: 19 collections including 27 occurrences