| Nominal Species (n = 26) | Present allocation (n = 25) | Ref. |
|---|---|---|
| Morum amabilis Shikama, 1973 | Morum amabilis | 83677 |
| Harpa amouretta Röding, 1798 | Harpa amouretta | 821 |
| Harpa articularis Lamarck, 1822 | Harpa articularis | 349 |
| Morum bayeri Petuch, 2001 | Morum bayeri | 83435 |
| Harpa cabriti Lamarck, 1816 | Harpa cabriti | 83677 |
| Morum clatratum Bouchet, 2002 | Morum clatratum | 3477 |
| Harpa conoidalis Lamarck, 1822 | Harpa major | 349 |
| Morum damasoi Petuch & Berschauer, 2020 | Morum damasoi | 3477 |
| Oniscia dennisoni Reeve, 1842 | Morum dennisoni | 83435 |
| Harpa doris Röding, 1798 | Harpa doris | 83435 |
| Harpa gracilis Broderip & Sowerby, 1829 | Harpa gracilis | 3477 |
| Harpa kajiyamai Rehder, 1973 | Harpa kajiyamai | 821 |
| Morum lindae Petuch, 1987 | Morum lindae | 83435 |
| Morum macdonaldi Emerson, 1981 | Morum macdonaldi | 3477 |
| Morum mariaodeteae Petuch & Berschauer, 2020 | Morum mariaodeteae | 3477 |
| Morum matthewsi Emerson, 1967 | Morum matthewsi | 83435 |
| Austroharpa mikeharti Lorenz, 2020 | Austroharpa mikeharti | 3477 |
| Morum morrisoni Monsecour, Lorenz & Monsecour, 2020 | Morum morrisoni | 3477 |
| Harpa nobilis Lamarck, 1816 | Harpa articularis | 349 |
| Harpa nobilis Röding, 1798 | Harpa harpa | 349 |
| Strombus oniscus Linnaeus, 1767 | Morum oniscus | 83435 |
| Morum purpureum Röding, 1798 | Morum purpureum | 83435 |
| Morum roseum Bouchet, 2002 | Morum roseum | 3477 |
| Oniscia strombiforme Reeve, 1842 | Morum strombiforme | 83435 |
| Morum teramachii Kuroda & Habe, 1961 | Morum teramachii | 83677 |
| Morum uchiyamai Kuroda & Habe, 1961 | Morum uchiyamai | 83677 |