Aesopus sanctus Dall, 1919 | 
Aesopus subterritus (Carpenter, 1864) | 
Anachis adelinae (Tryon, 1883) |
Anachis cf. hilli Pilsbry & Lowe, 1932 | 
Anachis cf. scalarina (Sowerby, 1832) | 
Anachis coronata (G. B. Sowerby I, 1832) |
Anachis dalli Bartsch, 1931 | 
Anachis diminuta (C.B.Adams, 1852) | 
Anachis fayae Keen, 1971 |
Anachis fulva (Sowerby, 1832) | 
Anachis gaskoini Carpenter, 1857 | 
Anachis hannana (Hertlein & Strong, 1951) |
Anachis hilli Pilsbry & Lowe, 1932 | 
Anachis lillianae Whitney, 1978 | 
Anachis nigricans (Sowerby, 1844) |
Anachis nigrofusca Carpenter, 1857 | 
Anachis pygmaea (Sowerby, 1832) | 
Anachis scalarina (Sowerby, 1832) |
Anachis varia (Sowerby, 1832) | 
Anachis vexillum (Reeve, 1858) | 
Bifurcium bicanaliferum (Sowerby, 1832) |
Columbella aureomexicana (Howard, 1963) | 
Columbella fuscata G. B. Sowerby I, 1832 | 
Columbella haemastoma Sowerby, 1832 |
Columbella major G. B. Sowerby I, 1832 | 
Columbella sonsonatensis (Morch, 1860) | 
Columbella strombiformis Lamarck, 1822 |
Cosmioconcha pergracilis (Dall, 1913) | 
Cotonopsis hirundo (Gaskoin, 1851) | 
Cotonopsis suteri Jung, 1989 |
Decipifus gracilis McLean, 1959 | 
Mazatlania cosentini (R. A. Philippi, 1836) | 
Mazatlania fulgurata (Philippi, 1846) |
Mazatlania hesperia Pilsbry & Lowe, 1932 | 
Mitrella baccata (Gaskoin, 1852) | 
Mitrella delicata (Reeve, 1859) |
Mitrella elegans (Dall, 1871) | 
Mitrella guttata (Sowerby, 1832) | 
Mitrella millepunctata (Carpenter, 1864) |
Nassarina cf. whitei (Bartsch, 1928) | 
Parametaria dupontii (Kiener, 1846) | 
Sincola gibberula (G. B. Sowerby I, 1832) |
Sincola sinuata (G. B. Sowerby III, 1875) | 
Strombina angularis (G. B. Sowerby I, 1832) | 
Strombina carmencita Lowe, 1935 |
Strombina colpoica Dall, 1916 | 
Strombina dorsata (Sowerby, 1832) | 
Strombina fusinoidea Dall, 1916 |
Strombina maculosa (G. B. Sowerby I, 1832) | 
Strombina marksi Hertlein & Strong, 1951 | 
Strombina pavonina (HInds, 1844) |
Strombina pulcherrima (Sowerby, 1832) | 
Strombina recurva (Sowerby, 1832) | 
Strombina solidula (Reeve, 1858) |
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