| Cuspidaria (Cardiomya) ecuadoriana Olsson, 1961 |
| Cuspidaria (Cardiomya) planetica Dall, 1908 |
| Cuspidaria (Luzonia) Dall & E. A. Smith, 1890 |
| Cuspidaria (Luzonia) chilensis Dall, 1889 |
| Cuspidaria arcuata (Dall, 1881) |
| Cuspidaria glacialis (Sars, 1878) |
| Cuspidaria jeffreysi (Dall, 1881) |
| Cuspidaria lanieri Strong & Hertlein, 1937 |
| Cuspidaria media Verrill & Bush, 1898 |
| Cuspidaria microrhina Dall, 1886 |
| Cuspidaria obesa (Lovén, 1846) |
| Cuspidaria parapodema F. R. Bernard, 1969 |
| Cuspidaria parkeri Knudsen, 1970 |
| Cuspidaria rostrata (Spengler, 1793) |
| Cuspidariidae Dall, 1886 |
| Luzonia Dall & E. A. Smith, 1890 |
| Luzonia chilensis (Dall, 1889) |
| Myonera Dall & Smith, 1886 |
| Myonera gigantea (Verrill, 1884) |
| Myonera lamellifera (Dall, 1881) |