†family Primitiopsidae Swartz 1936 (ostracod)
Ostracoda - Palaeocopida - Primitiopsidae
Parent taxon: Primitiopsacea according to M. Mohibullah et al. 2013
See also Abushik and Evdokimova 2016, Benson et al. 1961, Liebau 2005 and Szwedo and Stroinski 2007
Sister taxa: Graviidae, Lysogorellidae, Venzavellidae
Subtaxa: Anisocyamus Leiocyaminae Perunus Primitiopsinae Primitiopsis Scipionis
Type: Primitiopsis
Ecology: epifaunal suspension feeder
Distribution:
• Couvinien of Australia (1 collection)
• Devonian of the Russian Federation (6), United States (3: New York)
• Silurian of Germany (4), Lithuania (3), the Russian Federation (4), Ukraine (2)
• Whiterockian of United States (2: Nevada)
• Ordovician of United States (11: Iowa, Minnesota, Oklahoma)
Total: 36 collections including 46 occurrences