Chione amathusia (Philippi, 1844) | 
Chione californiensis (Broderip, 1835) | 
Chione compta (Broderip, 1835) |
Chione cortezi (Carpenter, 1864) | 
Chione gnidia (Broderip & Sowerby, 1829) | 
Chione kellettii (Hinds, 1845) |
Chione pulicaria (Broderip, 1835) | 
Chione squamosa (Carpenter, 1857) | 
Chione subimbricata (Sowerby, 1835) |
Chione tumens (Verrill, 1870) | 
Chione undatella (G. B. Sowerby I, 1835) | 
Chionista fluctifraga (G. B. Sowerby II, 1853) |
Dosinia dunkeri (R. A. Philippi, 1844) | 
Dosinia ponderosa (Gray, 1838) | 
Dosinia semiobliterata Deshayes, 1853 |
Globivenus isocardia (A. E. Verrill, 1870) | 
Hysteroconcha lupanaria (Lesson, 1831) | 
Iliochione subrugosa (W. Wood, 1828) |
Leukoma columbiensis (G. B. Sowerby I, 1835) | 
Leukoma grata (Say, 1831) | 
Lirophora mariae (A. d�Orbigny, 1846) |
Megapitaria aurantiaca (G. B. Sowerby I, 1831) | 
Megapitaria squalida (Sowerby, 1835) | 
Megapitaria squalida chionacea (Menke, 1847) |
Pitar concinnus (Sowerby, 1835) | 
Pitar frizzelli Hertlein & Strong, 1948 | 
Pitar helenae Olsson, 1961 |
Pitar pollicaris (Carpenter, 1864) | 
Pitar vinaceus (Olsson, 1961) | 
Tivela byronensis (Gray, 1838) |
Tivela delessertii (Sowerby, 1854) | 
Tivela planulata (Broderip & G. B. Sowerby I, 1830) | 
Tivela stultorum Mawe, 1823 |
Transennella puella (Carpenter, 1864) | | |
