 Epidendrium billeeanum (DuShane & Bratcher, 1965) |  Epitonium arcanum DuShane, 1979 |  Epitonium bakhanstranum Keen, 1962 |
 Epitonium eutaenium Dall, 1917 |  Epitonium hexagonum (Sowerby, 1844) |  Epitonium huffmani (DuShane & McLean, 1968) |
 Epitonium mitraeforme (Sowerby, 1844) |  Epitonium obtusum (Sowerby, 1844) |  Epitonium sp. 315423 |
 Epitonium tinctum (Carpenter, 1864) |  Gyroscala cf. rupicola (J. D. Kurtz, 1860) |  Opalia funiculata (P. P. Carpenter, 1857) |
 Opalia mexicana Dall, 1908 | | |