| Nominal Species (n = 50) | Present allocation (n = 45) | Ref. |
|---|---|---|
| Lamellaria ampla Strebel, 1906 | Lamellaria ampla | 83435 |
| Marsenina ampla Verrill, 1880 | Marsenina ampla | 19 |
| Marseniopsis antarctica Vayssière, 1906 | Marseniopsis antarctica | 83435 |
| Velutina beringensis Derjugin, 1950 | Cartilagovelutina beringensis | 3477 |
| Lamellaria branca Simone, 2004 | Lamellaria branca | 83435 |
| Onchidiopsis brevipes Derjugin, 1937 | Onchidiopsis brevipes | 3477 |
| Onchidiopsis carnea Bergh, 1853 | Onchidiopsis carnea | 83435 |
| Pilidium commodus Middendorff, 1851 | Piliscus commodus | 83435 |
| Lamellaria conica Smith, 1902 | Marseniopsis conica | 83435 |
| Velutina conica Dall, 1887 | Velutina conica | 19 |
| Helix coriacea Pallas, 1788 | Velutina coriacea | 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 |
| Coriocella fella Marcus & Marcus, 1970 | Coriocella fella | 83435 |
| Lamellaria fernandinae Dall, 1927 | Lamellaria fernandinae | 83435 |
| Oxinoe glabra Couthouy, 1838 | Marsenina glabra | 83435 |
| Lamellaria glacialis Sars, 1851 | Onchidiopsis glacialis | 83435 |
| Marsenina globosa Perry, 1939 | Marsenina globosa | 19 |
| Velutina granulata Dall, 1919 | Velutina granulata | 19 |
| Onchidiopsis groenlandica Bergh, 1853 | Onchidiopsis glacialis | 75097 |
| Onchidiopsis hannai Dall, 1916 | Onchidiopsis hannai | 19 |
| Coriocella hibyae Wellens, 1991 | Coriocella hibyae | 3477 |
| Onchidiopsis kingmaruensis Russell, 1942 | Onchidiopsis kingmaruensis | 19 |
| Lamellaria koto Schwengel, 1944 | Lamellaria koto | 19 |
| Velutina laevigata Linnaeus | Velutina laevigata | 19 |
| Velutina lanigera Möller, 1842 | Ciliatovelutina lanigera | 83435 |
| Velutina lanigera Moller, 1842 | Velutina lanigera | 19 |
| Lamellaria leucosphaera Schwengel, 1942 | Lamellaria leucosphaera | 19 |
| Lamellaria mollis Smith, 1902 | Marseniopsis mollis | 83435 |
| Lamellaria mopsicolor Marcus, 1958 | Lamellaria mopsicolor | 83435 |
| Coriocella nigra Blainville, 1824 | Coriocella nigra | 3204 |
| Lamellaria ophione Gray, 1849 | Lamellaria ophione | 3204 |
| Marseniopsis pacifica Bergh, 1886 | Marseniopsis pacifica | 83435 |
| Onchidiopsis pacifica Bergh, 1887 | Onchidiopsis glacialis | 75097 |
| Lamellaria patagonica Smith, 1881 | Lamellaria patagonica | 83435 |
| Lamellaria pellucida Verrill, 1880 | Lamellaria pellucida | 19 |
| Helix perspicua Linnaeus, 1758 | Lamellaria perspicua | 83435 |
| Bulla plicatilis Müller, 1776 | Velutina plicatilis | 83435 |
| Velutina prolongata Carpenter, 1864 | Limneria prolongata | 3477 |
| Pilidium radiata Sars, 1878 | Piliscus commodus | 83435 |
| Capulacmaea radiatus Sars, 1851 | Piliscus commodus | 75097 |
| Lamellaria rehderi Usticke, 1959 | Lamellaria rehderi | 83435 |
| Lamellaria rhombica Dall, 1871 | Lamellaria rhombica | 19 |
| Velutina rubra Willett, 1919 | Velutina rubra | 19 |
| Velutina schneideri Friele, 1886 | Velutina schneideri | 83435 |
| Lamellariopsis turqueti Vayssière, 1906 | Marseniopsis conica | 83435 |
| Bulla velutina Müller, 1776 | Velutina velutina | 83435 |
| Velutina zonata Gould, 1841 | Velutina undata | 75097 |