Ascitellina Marwick, 1928 accepted as Elliptotellina Cossmann, 1886 † (original description)
Athlopecten Marwick, 1928 † (original description)
Bassinaria Marwick, 1928 † accepted as Circomphalus Mörch, 1853 (original description)
Duplipecten Marwick, 1928 † (original description)
Ellicea Finlay, 1928 accepted as Aeneator Finlay, 1926 (original description)
Janupecten Marwick, 1928 † (original description)
Kahua Marwick, 1928 † (original description)
Lentipecten Marwick, 1928 † (original description)
Memocardium Powell, 1927 † accepted as Nemocardium Meek, 1876 (original description)
Mixtipecten Marwick, 1928 † (original description)
Phialopecten Marwick, 1928 † (original description)