Amusium lompocensis (Arnold, 1906) † (basis of record)
Amussiopecten vanvlecki (Arnold, 1907) † (additional source)
Argopecten abietis (E. K. Jordan & Hertlein, 1926) † (basis of record)
Argopecten abietis abbotti (Hertlein & U. S. Grant, 1972) † (basis of record)
Argopecten abietis abietis (E. K. Jordan & Hertlein, 1926) † (basis of record)
Argopecten antonitaensis (Durham, 1950) † (basis of record)
Argopecten callidus (Hertlein, 1925) † (basis of record)
Argopecten crassiradiatus (B. L. Clark, 1915) † (basis of record)
Argopecten cristobalensis (Hertlein, 1925) † (basis of record)
Argopecten deserti (Conrad, 1855) † (basis of record)
Argopecten diminutivus (Hertlein & E. K. Jordan, 1927) † (basis of record)
Argopecten ericellus (Hertlein, 1929) † (basis of record)
Argopecten evermanni (E. K. Jordan & Hertlein, 1926) † (basis of record)
Argopecten hakei (Hertlein, 1925) † (basis of record)
Argopecten mendenhalli (Arnold, 1906) † (basis of record)
Argopecten percarus (Hertlein, 1925) † (basis of record)
Argopecten revellei (Durham, 1950) † (basis of record)
Argopecten subdolus (Hertlein, 1925) † (basis of record)
Argopecten sverdrupi (Durham, 1950) † (basis of record)
Chlamys bartschi (Arnold, 1906) † (basis of record)
Chlamys branneri (Arnold, 1906) † (basis of record)
Chlamys calkinsi (Arnold, 1906) † (basis of record)
Chlamys egregius (Nomland, 1917) † (basis of record)
Chlamys hertleini (Loel & Corey, 1932) † (basis of record)
Chlamys opuntia (Dall, 1898) † (basis of record)
Chlamys picoensis (Waterfall, 1929) † accepted as Chlamys rubida (Hinds, 1845) (basis of record)
Chlamys proavus (Arnold, 1906) † (basis of record)
Chlamys santarosana (Böse, 1906) † (additional source)
Chlamys sespeensis (Arnold, 1906) † (basis of record)
Chlamys sespeensis hydei (Arnold, 1906) † (basis of record)
Cyclopecten incongruus (Dall, 1916) (basis of record)
Cyclopecten lompicoensis (Arnold, 1906) † (basis of record)
Cyclopecten martinezensis (Gabb, 1869) † (basis of record)
Delectopecten alternilineatus (B. L. Clark, 1918) † (basis of record)
Delectopecten harfordus (C. H. Davis, 1913) † (basis of record)
Delectopecten lillisi (Hertlein, 1934) † (basis of record)
Delectopecten pedroanus (J. B. Trask, 1856) † (additional source)
Delectopecten vancouverensis sanjuanensis (B. L. Clark & Arnold, 1923) † (basis of record)
Delectopecten vancouverensis vancouverensis (Whiteaves, 1893) (basis of record)
Leopecten bakeri bakeri (G. D. Hanna & Hertlein, 1927) † (basis of record)
Leopecten bakeri diazi (Durham, 1950) † (additional source)
Leopecten marquerensis (Durham, 1950) † (additional source)
Lituyapecten dilleri (Dall, 1901) (additional source)
Lituyapecten falorensis (MacNeil, 1961) † (basis of record)
Lituyapecten purisimaensis (Arnold, 1906) † (additional source)
Lituyapecten turneri (Arnold, 1906) † (basis of record)
Lyropecten gallegosi (E. K. Jordan & Hertlein, 1926) † (basis of record)
Oppenheimopecten Teppner, 1922 † (basis of record)
Parvamussium lajollaense (M. A. Hanna, 1927) † (basis of record)
Parvamussium leohertleini (Addicott, 1971) † (basis of record)
Parvamussium mideocenicum (H. E. Vokes, 1939) † (basis of record)
Parvamussium stanfordense (Arnold, 1906) † (additional source)
Patinopecten calaverasensis (C. A. Hall, 1958) † (basis of record)
Patinopecten haywardensis (Lutz, 1951) † (basis of record)
Patinopecten healeyi (Arnold, 1906) † (basis of record)
Patinopecten lohri (Hertlein, 1928) † (basis of record)
Patinopecten propatulus (Conrad, 1849) † (basis of record)
Pecten (Pecten) aletes Hertlein, 1925 † represented as Pecten aletes Hertlein, 1925 † (additional source)
Pecten aletes Hertlein, 1925 † (additional source)
Propeamussium interradiatum (Gabb, 1869) † (basis of record)
Swiftopecten hamlini (Arnold, 1906) † (basis of record)
Swiftopecten parmeleei etchegoini (F. M. Anderson, 1905) † (additional source)
Vertipecten diabloensis (B. L. Clark, 1924) † (basis of record)
Vertipecten yneziana yneziana (Arnold, 1907) † (basis of record)