Americardia biangulata (Broderip & G. B. Sowerby I, 1829) | 
Laevicardium clarionense (Hertlein & Strong, 1947) | 
Laevicardium elatum (G. B. Sowerby I, 1833) | 
Laevicardium elenense (G. B. Sowerby II, 1840) | 
Mexicardia procera (G. B. Sowerby I, 1833) | 
Papyridea aspersa (Sowerby, 1833) | 
Trachycardium belcheri (Broderip & Sowerby, 1829) | 
Trachycardium consors (Sowerby, 1833) |
