| Scientific Name | Author | English Name |
|---|---|---|
| Austroharpa mikeharti | Lorenz, 2020 | |
| Harpa amouretta | Röding, 1798 | Harp shell |
| Harpa articularis | Lamarck, 1822 | Articulate harp |
| Harpa cabriti | Lamarck, 1816 | |
| Harpa doris | Röding, 1798 | |
| Harpa gracilis | Broderip & Sowerby, 1829 | |
| Harpa harpa | (Linnaeus, 1758) | True harp |
| Harpa kajiyamai | Rehder, 1973 | |
| Harpa major | (Röding, 1798) | Major harp |
| Morum amabilis | Shikama, 1973 | |
| Morum bayeri | Petuch, 2001 | |
| Morum clatratum | Bouchet, 2002 | |
| Morum damasoi | Petuch & Berschauer, 2020 | |
| Morum dennisoni | (Reeve, 1842) | Dennison morum |
| Morum grande | (Adams, 1855) | Giant morum |
| Morum lamarckii | (Deshayes, 1844) | Rose-mouth morum |
| Morum lindae | Petuch, 1987 | |
| Morum macdonaldi | Emerson, 1981 | |
| Morum mariaodeteae | Petuch & Berschauer, 2020 | |
| Morum matthewsi | Emerson, 1967 | |
| Morum morrisoni | Monsecour, Lorenz & Monsecour, 2020 | |
| Morum oniscus | (Linnaeus, 1767) | Atlantic morum |
| Morum ponderosum | (Hanley, 1858) | Heavy morum |
| Morum purpureum | Röding, 1798 | |
| Morum roseum | Bouchet, 2002 | |
| Morum strombiforme | (Reeve, 1842) | |
| Morum teramachii | Kuroda & Habe, 1961 | |
| Morum uchiyamai | Kuroda & Habe, 1961 | |
| Morum watanabei | (Kosuge, 1981) |