†Drepanochilus Meek 1864 (snail)
Gastropoda - Stromboidea - Aporrhaidae
Parent taxon: Aporrhaidae according to T. Kase 1984
Sister taxa: Antarctohoges, Aporrhainae, Aporrhais, Arrhoginae, Ceratosiphon, Checchiaia, Chenopus, Dicroloma, Drepanocheilus, Ectinochilus, Graciliala, Harpagodinae, Latiala, Perissoptera, Perissopterinae, Peruchilus, Pietteia, Quadrinervus, Spinilomatinae, Strombites, Struthiochenopus, Struthioptera
Subtaxa: Drepanochilus nebrascensis
Ecology: slow-moving semi-infaunal detritivore