| Nominal Species (n = 40) | Present allocation (n = 38) | Ref. |
|---|---|---|
| Melicertissa adriatica Neppi, 1915 | Melicertissa adriatica | 19 |
| Orchistoma agariciforme Keller, 1884 | Orchistoma agariciforme | 19 |
| Ptychogena antarctica Browne, 1907 | Ptychogena antarctica | 19 |
| Melicertissa antrichardsoni Uribe-Palomino & Gershwin, 2018 | Melicertissa antrichardsoni | 3477 |
| Toxorchis arcuatus Haeckel, 1879 | Toxorchis arcuatus | 19 |
| Ptychogena aurea Vanhoeffen, 1912 | Ptychogena aurea | 19 |
| Laodicea bigelowi Neppi & Stiasny, 1911 | Laodicea undulata | 75097 |
| Laodicea brevigona Allwein, 1967 | Laodicea brevigona | 19 |
| Ptychogena californica Torrey, 1909 | Ptychogena californica | 19 |
| Laodicea chapmani Guenther, 1903 | Laodicea chapmani | 19 |
| Melicertissa clavigera Haeckel, 1879 | Melicertissa clavigera | 19 |
| Ptychogena crocea Kramp & Damas, 1925 | Ptychogena crocea | 19 |
| Krampella dubia Russell, 1957 | Krampella dubia | 19 |
| Octonema ecope Haeckel, 1879 | Laodicea ecope | 2992 |
| Octorhopalon fertilis Von Lendenfeld, 1884 | Laodicea fertilis | 2992 |
| Laodicea fijiana Agassiz & Mayer, 1899 | Laodicea fijiana | 19 |
| Ptychogena hyperborea Kramp, 1942 | Ptychogena hyperborea | 19 |
| Laodicea indica Browne, 1905 | Laodicea indica | 19 |
| Toxorchis kellneri Mayer, 1910 | Toxorchis kellneri | 19 |
| Ptychogena lactea Agassiz, 1865 | Ptychogena lactea | 19 |
| Ptychogena longigona Maas, 1893 | Ptychogena longigona | 19 |
| Orchistoma manam Bouillon, 1984 | Orchistoma manam | 3125 |
| Laodicea marama Agassiz & Mayer, 1899 | Laodicea marama | 19 |
| Melicertissa mayeri Kramp, 1959 | Melicertissa mayeri | 19 |
| Staurophora mertensi Brandt, 1838 | Staurostoma mertensii | 19 |
| Toxorchis milleri Bouillon, 1984 | Toxorchis milleri | 3125 |
| Laodicea minuscula Vannucci, 1957 | Laodicea minuscula | 19 |
| Laodicea neptuna Mayer, 1900 | Laodicea neptuna | 19 |
| Orchistoma nubiae Bouillon, 1984 | Orchistoma nubiae | 3125 |
| Laodicea ocellata Babnik, 1948 | Laodicea ocellata | 19 |
| Melicertissa orientalis Kramp, 1961 | Melicertissa orientalis | 3125 |
| Mesonema pileus Lesson, 1843 | Orchistoma pileus | 2992 |
| Melicertissa platygaster Nair, 1951 | Melicertissa platygaster | 19 |
| Toxorchis polynema Kramp, 1959 | Toxorchis polynema | 19 |
| Laodicea pulchra Browne, 1902 | Laodicea pulchra | 19 |
| Melicertissa rosea Bouillon, 1984 | Melicertissa rosea | 3125 |
| Orchistoma steenstrupii Haeckel, 1879 | Orchistoma pileus | 75097 |
| Krampella tardenti Gilli, Bouillon & Pagés, 1998 | Krampella tardenti | 3125 |
| Berenix thalassinus Peron & Lesueur, 1809 | Toxorchis thalassinus | 2992 |
| Thaumantias undulata Forbes & Goodsir, 1853 | Laodicea undulata | 19 |