Superfamily Nuculanoidea Adams and Adams 1858 (clam)
Synonym: Nuculanacea Adams and A. 1858 [replaced name]
Parent taxon: Nuculanida according to E. V. Coan and P. Valentich-Scott 2012
Sister taxon: Malletioidea
Subtaxa: Isoarcidae, Malletiidae, Nuculanidae, Phaseolidae, Polidevciidae, Sareptidae, Saturnidae, Yoldiidae, Zealedidae
Ecology: facultatively mobile infaunal deposit feeder