Alternative spelling: Nuculoida
Parent taxon: Nuculiformii according to J. G. Carter et al. 2011
See also Bieler and Mikkelsen 2006, Bouchet et al. 2010, Coan et al. 2000, Coan and Valentich-Scott 2012, Fang 2006, Fang and Cope 2004, Givens and Kennedy 1976, Gliozzi and Malatesta 1983, Hayami and Kase 1977, Mikkelsen and Bieler 2008, Morris 1980, Nevesskaja 2009, Newell 1965, Scholz et al. 2008, Sepkoski 2002, Spencer et al. 2004, Squires 1984, Squires 1987, Squires 1988, Squires 1999, Stilwell and Zinsmeister 1992, Stilwell et al. 2004, Todd 2001, Vokes 1980 and Ward and Blackwelder 1987
Sister taxa: Nuculiformes, Solemyida
Subtaxa: Cardiolariidae Clinopista Cnestriella Ctenodontoidea Dysondonta Eonuculoma Eritropsis Iheringinucula Kasachia Leiodysodonta Lepteviella Menneroctenia Neiloides Nuculacea Nuculoidea Paleostraba Phaseoloidea Phestioides Pristiglomoidea Pseudoleda Pseudonuculana Scyphoconcha Xiaoshuisulcna Zechania