| Nominal Species (n = 24) | Present allocation (n = 21) | Ref. |
|---|---|---|
| Marsenina ampla Verrill, 1880 | Marsenina ampla | 19 |
| Onchidiopsis brevipes Derjugin, 1937 | Onchidiopsis brevipes | 3477 |
| Lamellaria conica Smith, 1902 | Marseniopsis conica | 83435 |
| Onchidiopsis corys Balch, 1910 | Onchidiopsis corys | 19 |
| Lamellaria diegoensis Dall, 1885 | Lamellaria diegoensis | 19 |
| Lamellaria digueti Rochebrune, 1895 | Lamellaria digueti | 19 |
| Lamellaria elata Strebel, 1906 | Lamellaria elata | 83435 |
| Oxinoe glabra Couthouy, 1838 | Marsenina glabra | 83435 |
| Lamellaria glacialis Sars, 1851 | Onchidiopsis glacialis | 83435 |
| Marsenina globosa Perry, 1939 | Marsenina globosa | 19 |
| Onchidiopsis groenlandica Bergh, 1853 | Onchidiopsis glacialis | 75097 |
| Onchidiopsis hannai Dall, 1916 | Onchidiopsis hannai | 19 |
| Onchidiopsis kingmaruensis Russell, 1942 | Onchidiopsis kingmaruensis | 19 |
| Lamellaria koto Schwengel, 1944 | Lamellaria koto | 19 |
| Lamellaria leucosphaera Schwengel, 1942 | Lamellaria leucosphaera | 19 |
| Lamellaria mollis Smith, 1902 | Marseniopsis mollis | 83435 |
| Coriocella nigra Blainville, 1824 | Chelyonotus nigra | 3204 |
| Lamellaria ophione Gray, 1849 | Lamellaria ophione | 3204 |
| Marseniopsis pacifica Bergh, 1886 | Marseniopsis pacifica | 83435 |
| Onchidiopsis pacifica Bergh, 1887 | Onchidiopsis glacialis | 75097 |
| Lamellaria pellucida Verrill, 1880 | Lamellaria pellucida | 19 |
| Helix perspicua Linnaeus, 1758 | Lamellaria perspicua | 83435 |
| Lamellaria rhombica Dall, 1871 | Lamellaria rhombica | 19 |
| Lamellariopsis turqueti Vayssière, 1906 | Marseniopsis conica | 83435 |