†subfamily Ophiletinae Knight 1956 (snail)
Gastropoda - Euomphalina - Raphistomatidae
Full reference: J. B. Knight. 1956. New families of Gastropoda. Journal of the Washington Academy of Sciences 46(2):41-42
Parent taxon: Raphistomidae according to J. B. Knight et al. 1960
Sister taxa: Bridgeites, Ceratopea, Omulevia, Orospira, Raphistoma, Raphistomatinae, Scalites
Subtaxa: Calaurops
Ecology: stationary epifaunal suspension feeder
Distribution: found only at Fort Cassin, Lake Champlain (Ordovician of Vermont)