Amaea retifera (Dall, 1889) | 
Amaea turnerae (Altena, 1971) | 
Cirsotrema dalli Rehder, 1945 |
Cirsotrema pilsbryi (T. L. McGinty, 1940) | 
Epitonium albidum (A. d�Orbigny, 1842) | 
Epitonium angulatum (Say, 1830) |
Epitonium blainei Clench & Turner, 1953 | 
Epitonium cf. albidum (Orbigny, 1842) | 
Epitonium humphreysii (Kiener, 1838) |
Epitonium krebsii (Morch, 1874) | 
Epitonium multistriatum (Say, 1926) | 
Epitonium nautlae (Morch, 1874) |
Epitonium novangliae (Conthouy, 1838) | 
Epitonium occidentale (Nyst, 1871) | 
Epitonium tollini Bartsch, 1938 |
Epitonium unifasciatum (Sowerby, 1844) | 
Gyroscala aff. lamellosa (Lamarck, 1822) | 
Gyroscala cf. lamellosa (Lamarck, 1822) |
Gyroscala cf. rupicola (J. D. Kurtz, 1860) | 
Gyroscala lamellosa (Lamarck, 1822) | 
Gyroscala rupicola (J. D. Kurtz, 1860) |
Opalia burryi Clench & Turner, 1950 | 
Opalia crenata (L., 1758) | 
Opalia hotessieriana (Orbigny, 1842) |
Opalia morchiana (Dall, 1889) | 
Punctiscala watsoni (de Boury, 1911) | 
Sthenorytis pernobilis (Fischer & Bernardi, 1857) |
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