†superfamily Runcinoidea Adams and A. 1854 (snail)
Parent taxon: Cephalaspidea according to P. L. Beesley 1998
Sister taxa: Acteonoida, Bulloidea, Cylichnoidea, Cylindrobulloidea, Haminoeoidea, Notodiaphanidae, Philinoidea, Ringiculoidea
Subtaxa: Ilbiidae Runcinidae
Ecology: epifaunal omnivore
Distribution: there are no occurrences of Runcinoidea in the database