†superfamily Rachiglossa Gray 1853 (snail)
Parent taxon: Muricoidea according to W. F. Ponder and A. Warén 1988
Sister taxa: Babyloniidae, Coralliophilidae, Costellariidae, Cystiscidae, Fulgerca, Harpidae, Marginellidae, Mitracea, Mitridae, Muricidae, Pholidotomidae, Pleioptygmatidae, Purpurellidae, Strepsiduridae, Taurasinae, Tudiclidae, Turbinellidae, Volutidae, Volutomitridae
Subtaxa: Nassidae, Purpuridae
Ecology: epifaunal carnivore