†Vasculum (pulmonate)
Parent taxon: Basommatophora according to J. J. Sepkoski 2002
Sister taxa: Acroloxus, Acroreia, Limnophila, Lymnaeacea, Patellopsis, Pleurolimnaea, Pseudohercynella, Ptychogyra, Siphonacmea, Siphonarioidea, Trimusculus
Subtaxa: none
Ecology: epifaunal