Antephalium adcocki (G. B. Sowerby III, 1896) (new combination reference)
Antephalium radiatum (Tate, 1889) † (new combination reference)
Antephalium semigranosum (Lamarck, 1822) (new combination reference)
Antephalium sufflatum (Tenison Woods, 1877) † (new combination reference)
Antephalium transennum (Tate, 1889) † (new combination reference)
Cassidaria wilsoni Tate, 1889 † accepted as
Galeodea wilsoni (Tate, 1889) † accepted as
Echinophoria wilsoni (Tate, 1889) † (new combination reference)
Cassis (Hypocassis) salisburyensis Ludbrook, 1958 accepted as
Cassis exigua Tenison Woods, 1879 (source of synonymy)
Cassis contusus Tate, 1899 accepted as
Cassis exigua Tenison Woods, 1879 (source of synonymy)
Cassis exigua Tenison Woods, 1879 (additional source)
Cassis fimbriata Quoy & Gaimard, 1833 (additional source)
Cassis nana Tenison Woods, 1879 accepted as
Cassis exigua Tenison Woods, 1879 (source of synonymy)
Cassis textilis Tate, 1882 † accepted as
Cassis exigua Tenison Woods, 1879 (source of synonymy)
Echinophoria statiolitoralis Darragh, 2023 † (original description)
Echinophoria trinodosa (Tate, 1889) † (additional source)
Echinophoria wilsoni (Tate, 1889) † (additional source)
Eudolium bairdii (A. E. Verrill & S. Smith, 1881) (additional source)
Galeodea fuscirivularis Darragh, 2023 † (original description)
Galeodea goudeyi Darragh, 2023 † (original description)
Galeodea gradata (Tate, 1889) † (additional source)
Semicassis muelleri Tate, 1889 † accepted as
Antephalium semigranosum (Lamarck, 1822) (source of synonymy)
Semicassis pyrum (Lamarck, 1822) (additional source)
Semicassis subgranosa Tate, 1889 † accepted as
Antephalium semigranosum (Lamarck, 1822) (source of synonymy)
Semicassis trinodosa Tate, 1889 † accepted as
Echinophoria trinodosa (Tate, 1889) † (new combination reference)