Alternative spelling: Platyceratacea
Synonym: Nerrhenoidea Bandel and Heidelberger 2001
Full reference: J. Hall. 1859. Contributions to the palaeontology of New York: being some of the results of investigations during the years 1855, 1856, 1857 and 1858. Annual report of the Regents of the University of the State of New York on the State Cabinet of Natural History and the Historical and Antiquarian collection annexed thereto 12:8-110
Parent taxon: Euomphalina according to P. J. Wagner 2011
Sister taxa: Anomphaloidea, Bridegeites, Craspedostomatoidea, Ellisella, Euomphaloidea, Heteronodosus, Macluritoidea, Offlyeotrochus, Omphalotrochoidea, Ophiletoidea, Oriostomatoidea, Palaeotrochoidea, Pseudophoroidea, Raphistomatoidea, Triassocirrus
Subtaxa: Craspedostomatidae, Cyclonemidae, Nerrhenidae, Platyceratidae
Type: Platyceratidae
Ecology: facultatively mobile epifaunal parasite-carnivore