 Americardia biangulata (Broderip & G. B. Sowerby I, 1829) |  Americardia planicostata (G. B. Sowerby I, 1833) |  Apiocardia obovalis (G. B. Sowerby I, 1833) |  Laevicardium clarionense (Hertlein & Strong, 1947) |  Laevicardium elenense (G. B. Sowerby II, 1840) |  Lophocardium cumingii (Broderip, 1833) |  Mexicardia procera (G. B. Sowerby I, 1833) |  Microcardium panamense (Dall, 1908) |
 Nemocardium pazianum (Dall, 1916) |  Papyridea aspersa (Sowerby, 1833) |  Papyridea crockeri Strong & Hertlein, 1937 |  Papyridea mantaensis Olsson, 1961 |  Trachycardium belcheri (Broderip & Sowerby, 1829) |  Trachycardium consors (Sowerby, 1833) |  Trachycardium pristipleura (Dall, 1901) |  Trachycardium senticosum (Sowerby, 1833) |
 Trigoniocardia granifera (Broderip & G. B. Sowerby I, 1829) | | | | | | | |