Antinioche beili (Olsson, 1961) | 
Chione kellettii (Hinds, 1845) | 
Chione ornatissima (Broderip, 1835) | 
Chione pulicaria (Broderip, 1835) | 
Chione sp. 25867 | 
Chione subimbricata (G. B. Sowerby I, 1835) | 
Chione undatella (G. B. Sowerby I, 1835) | 
Chionopsis amathusia (R. A. Philippi, 1844) |
Chionopsis gnidia (Broderip & G. B. Sowerby I, 1829) | 
Cyclinella subquadrata (Hanley, 1845) | 
Cyclinella ulloana Hertlein & Strong, 1948 | 
Dosinia dunkeri (R. A. Philippi, 1844) | 
Dosinia ponderosa (Gray, 1838) | 
Globivenus isocardia (A. E. Verrill, 1870) | 
Gouldia californica Dall, 1917 | 
Hysteroconcha lupanaria (Lesson, 1831) |
Hysteroconcha multispinosa (G. B. Sowerby II, 1851) | 
Hysteroconcha rosea (Broderip & G. B. Sowerby I, 1829) | 
Iliochione subrugosa (W. Wood, 1828) | 
Irus ellipticus (Sowerby, 1834) | 
Lamelliconcha callicomata (Dall, 1902) | 
Lamelliconcha unicolor (G. B. Sowerby I, 1835) | 
Leukoma asperrima (G. B. Sowerby I, 1835) | 
Leukoma columbiensis (G. B. Sowerby I, 1835) |
Leukoma histrionica (G. B. Sowerby I, 1835) | 
Leukoma metodon (Pilsbry & H. N. Lowe, 1932) | 
Lirophora mariae (A. d´Orbigny, 1846) | 
Megapitaria aurantiaca (G. B. Sowerby I, 1831) | 
Megapitaria sp. 117242 | 
Megapitaria squalida (G. B. Sowerby I, 1835) | 
Megapitaria squalida chionacea (Menke, 1847) | 
Periglypta multicostata (Sowerby, 1835) |
Pitar alternatus (Broderip, 1835) | 
Pitar concinnus (Sowerby, 1835) | 
Pitar fluctuatus (Sowerby, 1851) | 
Pitar helenae Olsson, 1961 | 
Pitar mexicanus Hertlein & Strong, 1948 | 
Pitar paytensis Orbigny, 1845 | 
Pitar pollicaris (Carpenter, 1864) | 
Pitar tortuosus (Broderip, 1835) |
Pitar vinaceus (Olsson, 1961) | 
Tivela hindsii (Hanley, 1844) | 
Tivela planulata (Broderip & G. B. Sowerby I, 1830) | 
Tivela sp. 37198 | 
Transennella cf. omissa (Pilsbry & Lowe, 1932) | 
Transennella cf. puella (Carpenter, 1864) | | |
