Acanthochitona balesae Abbott, 1954 accepted as Americhiton balesae (Abbott, 1954) (original description)
Barnea costata (Linnaeus, 1758) accepted as Cyrtopleura costata (Linnaeus, 1758) (basis of record)
Colubraria lanceolata (Menke, 1828) accepted as Tritonoharpa lanceolata (Menke, 1828) (basis of record)
Conus floridanus floridensis G. B. Sowerby II, 1870 accepted as Conus floridanus Gabb, 1869 accepted as Conus anabathrum Crosse, 1865 (basis of record)
Crassispira ostrearum (Stearns, 1872) accepted as Pyrgospira ostrearum (Stearns, 1872) (basis of record)
Cuspidaria granulata (Dall, 1881) accepted as Plectodon granulatus (Dall, 1881) (basis of record)
Echinochama cornuta (Conrad, 1866) accepted as Arcinella cornuta Conrad, 1866 (basis of record)
Hinnites multirugosus (Gale, 1928) accepted as Crassadoma gigantea (J. E. Gray, 1825) (basis of record)
Hipponix subrufus tumens P. P. Carpenter, 1864 accepted as Hipponix tumens P. P. Carpenter, 1864 (basis of record)
Lucina amiantus [sic] accepted as Lucina amianta (Dall, 1901) accepted as Radiolucina amianta (Dall, 1901) (basis of record)
Macron lividus (A. Adams, 1855) (basis of record)
Margarites lirulatus (P. P. Carpenter, 1864) accepted as Lirularia lirulata (P. P. Carpenter, 1864) (basis of record)
Marginella philtata Abbott, 1954 accepted as Eratoidea hematita (Kiener, 1834) (original description)
Mysella tumida (P. P. Carpenter, 1864) accepted as Kurtiella tumida (P. P. Carpenter, 1864) (basis of record)
Natica canrena (Linnaeus, 1758) accepted as Naticarius canrena (Linnaeus, 1758) (basis of record)
Pecten laurenti [sic] accepted as Euvola laurentii (Gmelin, 1791) (basis of record)
Thais (Polytropa) Swainson, 1840 accepted as Nucella Röding, 1798 (basis of record)
Thais (Polytropa) lapillus (Linnaeus, 1758) accepted as Nucella lapillus (Linnaeus, 1758) (basis of record)
Thais rustica (Lamarck, 1822) accepted as Stramonita rustica (Lamarck, 1822) (basis of record)

Southern California Bight for Macron lividus (A. Adams, 1855)