| Scientific Name | Author | English Name |
|---|---|---|
| Cyrtodaria kurriana | Dunker, 1861 | Kurr propellerclam |
| Cyrtodaria siliqua | (Spengler, 1793) | Northern propellerclam |
| Hiatella antarctica | (Philippi, 1845) | |
| Hiatella arctica | (Linnaeus, 1767) | Arctic hiatella |
| Hiatella australis | (Lamarck, 1818) | |
| Hiatella azaria | (Dall, 1881) | Dirt hiatella |
| Hiatella meridionalis | (d'Orbigny, 1846) | |
| Hiatella rugosa | (Linnaeus, 1767) | |
| Panomya ampla | Dall, 1898 | Ample roughmya |
| Panomya beringiana | Dall, 1916 | |
| Panomya norvegica | (Spengler, 1793) | Arctic roughmya |
| Panomya priapus | (Tilesius, 1822) | Bering roughmya |
| Panopea abbreviata | (Valenciennes, 1839) | Southern geoduck |
| Panopea abrupta | (Conrad, 1849) | Pacific geoduck clam |
| Panopea aldrovandi | Ménard, 1807 | |
| Panopea bitruncata | (Conrad, 1872) | Atlantic geoduck |
| Panopea generosa | (Gould, 1850) | Pacific geoduck |
| Panopea globosa | Dall, 1898 | Mexican geoduck |
| Panopea glycimeris | (Born, 1778) | Aldrovandi's panope |
| Panopea japonica | Adams, 1850 | |
| Panopea smithae | Powell, 1950 | |
| Panopea zelandica | (Quoy & Gaimard, 1835) | New Zealand geoduck clam |
| Saxicavella jeffreysi | Winkworth, 1930 | |
| Saxicavella nybakkeni | Scott, 1994 | Truncate saxicave |
| Saxicavella pacifica | Dall, 1916 | Elongate saxicave |
| Saxicavella sagrinata | Dall & Simpson, 1901 |