Parent taxon: Caenogastropoda according to P. Bouchet et al. 2005
Sister taxa: Architaenioglossa, Carinomphalus, Cassianozyga, Cataldia, Cerithimorpha, Cerithioidea, Coelodiscidae, Coelostylinidae, Cyclophoracea, Dzikella, Epitonioidea, Idahospira, Littorinimorpha, Loxotomella, Meekospiridae, Mesogastropoda, Neontaenioglossa, Neotaenioglossa, Orthonematoidea, Palaeostyloidea, Peruneloidea, Perunelomorpha, Pragoscutulidae, Prisconatica, Pseudomelanoidea, Soleniscoidea, Sorbeoconcha, Spanionematidae, Strobeidae, Trinema, Vanikoroidea, Ventrosia, Zygopleuroidea
Subtaxa: Anthracopupidae Dendropupidae
Ecology: epifaunal
Distribution:
• Carboniferous of Canada (2: New Brunswick, Nova Scotia collections), United States (2: Ohio, Texas)
Total: 4 collections including 6 occurrences