| Nominal Species (n = 109) | Present allocation (n = 72) | Ref. |
|---|---|---|
| Bunodes abyssorum Danielssen, 1890 | Actinostola abyssorum | 19 |
| Actinia achates Drayton, 1846 | Antholoba achates | 19 |
| Cymbactis actinostoloides Wassilieff, 1908 | Parasicyonis actinostoloides | 19 |
| Ophiodiscus annulatus Hertwig, 1882 | Ophiodiscus annulatus | 19 |
| Sagartia antarctica Pax, 1922 | Anthosactis epizoica | 19 |
| Sicyonis antarctica Carlgren, 1939 | Sicyonis erythrocephala | 19 |
| Actinostola atrostoma Stephenson, 1918 | Actinostola callosa | 19 |
| Catadiomene atrostoma Stephenson, 1918 | Actinostola callosa | 19 |
| Sicyonis aurora Carlgren & Stephenson, 1929 | Sicyonis erythrocephala | 19 |
| Sicyonis biotrans Riemann-Zürneck, 1991 | Sicyonis biotrans | 19 |
| Paractinostola bulbosa Carlgren, 1928 | Paractinostola bulbosa | 19 |
| Marianactis bythios Fautin & Hessler, 1989 | Marianactis bythios | 19 |
| Urticina callosa Verrill, 1882 | Actinostola callosa | 19 |
| Anthosactis capensis Carlgren, 1938 | Anthosactis capensis | 19 |
| Paractinostola capensis Carlgren, 1928 | Paractinostola capensis | 19 |
| Actinostola carlgreni Wassilieff, 1908 | Actinostola carlgreni | 19 |
| Catadiomene carlgreni Wassilieff, 1908 | Actinostola carlgreni | 19 |
| Actinia carneola Stimpson, 1853 | Stomphia carneola | 19 |
| Actinia carneola Stimpson, 1853 | Stomphia coccinea | 19 |
| Actinostola chilensis McMurrich, 1904 | Actinostola chilensis | 3477 |
| Actinia chromatodera Schmarda, 1852 | Paranthus chromatoderus | 19 |
| Entacmaea chromatodera Schmarda, 1852 | Paranthus chromatoderus | 19 |
| Stomphia churchiae Gosse | Stomphia coccinea | 19 |
| Tealidium cingulatum Hertwig, 1882 | Tealidium cingulatum | 19 |
| Actinostola clubbi Carlgren, 1927 | Actinostola crassicornis | 19 |
| Actinia coccinea Müller, 1776 | Stomphia coccinea | 19 |
| Cylista coccinea Müller | Stomphia coccinea | 19 |
| Parantheoides crassa Carlgren, 1899 | Paranthus crassus | 19 |
| Sicyonis crassa Hertwig, 1882 | Sicyonis crassa | 19 |
| Dysactis crassicornis Hertwig, 1882 | Actinostola crassicornis | 19 |
| Actinia crystallina Hemprich & Ehrenberg, 1834 | Paranthus chromatoderus | 19 |
| Paranthosactis denhartogi Lopez-Gonzalez, Rodriguez & Segonzac, 2003 | Paranthosactis denhartogi | 8774 |
| Pycnanthus densus Carlgren, 1921 | Pycnanthus densus | 19 |
| Stomphia didemon Siebert, 1973 | Stomphia didemon | 19 |
| Epiparactis dubia Carlgren, 1921 | Epiparactis dubia | 19 |
| Kylindrosactis elegans Danielssen, 1890 | Stomphia coccinea | 19 |
| Sicyonis elongata Hertwig, 1888 | Synsicyonis elongata | 19 |
| Antholoba epizoica Pax, 1922 | Anthosactis epizoica | 19 |
| Cymbactis erythrocephala Pax, 1922 | Sicyonis erythrocephala | 19 |
| Alloactis excavata Hertwig, 1882 | Anthosactis excavata | 19 |
| Paractis excavata Hertwig, 1882 | Anthosactis excavata | 19 |
| Actinostola excelsa McMurrich, 1893 | Actinostola crassicornis | 19 |
| Cymbactis faeculenta McMurrich | Paractinostola faeculenta | 19 |
| Cymbactis frigida Pax, 1922 | Stomphia selaginella | 19 |
| Actinia fuegiensis Couthouy, 1846 | Antholoba achates | 19 |
| Cereus fuegiensis Verrill | Antholoba achates | 19 |
| Discosoma fuegiensis Dana | Antholoba achates | 19 |
| Cymbactis fæculenta McMurrich, 1893 | Paractinostola faeculenta | 19 |
| Actinostola georgiana Carlgren, 1927 | Actinostola georgiana | 19 |
| Cymbactis gossei Stephenson, 1918 | Sicyonis gossei | 19 |
| Actinostola groenlandica Carlgren, 1899 | Actinostola groenlandica | 19 |
| Parasicyonis groenlandica Carlgren, 1933 | Parasicyonis groenlandica | 19 |
| Pacmanactis hashimotoi Lopez-Gonzalez, Rodriguez & Segonzac, 2005 | Pacmanactis hashimotoi | 8774 |
| Sicyonis hemisphaerica Carlgren, 1934 | Sicyonis hemisphaerica | 19 |
| Kyathactis hyalina Danielssen, 1890 | Actinostola spetsbergensis | 19 |
| Cyananthea hydrothermala Doumenc & Van-Praët, 1988 | Cyananthea hydrothermala | 19 |
| Paractis ignota McMurrich, 1904 | Paranthus ignotus | 19 |
| Parantheoides ignota McMurrich, 1904 | Paranthus ignotus | 19 |
| Anthosactis ingolfi Carlgren, 1921 | Anthosactis ingolfi | 19 |
| Parasicyonis ingolfi Carlgren, 1942 | Parasicyonis ingolfi | 19 |
| Sicyonis ingolfi Carlgren, 1921 | Sicyonis ingolfi | 19 |
| Actinostola intermedia Carlgren, 1899 | Actinostola crassicornis | 19 |
| Catadiomene intermedia Carlgren, 1899 | Actinostola crassicornis | 19 |
| Anthosactis janmayeni Danielssen, 1890 | Anthosactis janmayeni | 19 |
| Stomphia japonica Carlgren, 1943 | Stomphia japonica | 19 |
| Tealidium jungerseni Carlgren, 1921 | Tealidium jungerseni | 19 |
| Actinostola kerguelensis Carlgren, 1928 | Actinostola kerguelensis | 19 |
| Hadalanthus knudseni Carlgren, 1956 | Hadalanthus knudseni | 19 |
| Bathydactylus kroghi Carlgren, 1956 | Bathydactylus kroghi | 19 |
| Pycnanthus laevis Carlgren, 1921 | Pycnanthus laevis | 19 |
| Actinia lineolata Couthouy, 1846 | Antiparactis lineolatus | 19 |
| Paranthus lineolatus McMurrich, 1893 | Antiparactis lineolatus | 19 |
| Cymbactis maliformis McMurrich, 1893 | Pycnanthus maliformis | 19 |
| Pycnanthus maliformis McMurrich, 1893 | Pycnanthus maliformis | 19 |
| Chitinactis marmara Gusmão & Rodríguez, 2021 | Chitinactis marmara | 3477 |
| Actinia nivea Lesson, 1830 | Paranthus niveus | 19 |
| Aiptasia nivea Lesson, 1830 | Paranthus niveus | 19 |
| Anthosactis nomados White, Wakefield Pagels, & Fautin, 1999 | Anthosactis nomados | 19 |
| Actinernus obesus Carlgren, 1934 | Sicyonis obesa | 19 |
| Stomphia pacifica Ross & Zamponi, 1995 | Stomphia pacifica | 19 |
| Paractis perdix Verrill, 1882 | Antholoba perdix | 19 |
| Urticina perdix Verrill, 1882 | Antholoba perdix | 19 |
| Actinostola pergamentacea McMurrich, 1893 | Actinostola crassicornis | 19 |
| Paractis polaris Clubb, 1908 | Cnidanthus polaris | 19 |
| Tealiopsis polaris Danielssen, 1890 | Stomphia polaris | 19 |
| Actinia rapiformis Le Sueur, 1817 | Paranthus rapiformis | 19 |
| Sagartia repens Danielssen, 1890 | Stomphia coccinea | 19 |
| Actinia reticulata Couthouy, 1846 | Antholoba achates | 19 |
| Antholoba reticulata Couthouy | Antholoba achates | 19 |
| Metridium reticulatum Edw. & Haime | Antholoba achates | 19 |
| Actinia rhodora Couthouy, 1846 | Paranthus rhodorus | 19 |
| Aiptasia rhodora Dana | Paranthus rhodorus | 19 |
| Parantheoides rhodora Couthouy | Paranthus rhodorus | 19 |
| Maractis rimicarivora Fautin & Barber, 1999 | Maractis rimicarivora | 19 |
| Actinostola rufostriata Pax, 1922 | Hormosoma scotti | 19 |
| Parasicyonis sarsii Carlgren, 1921 | Parasicyonis sarsii | 19 |
| Hormosoma scotti Stephenson, 1918 | Hormosoma scotti | 19 |
| Cymbactis selaginella Stephenson, 1918 | Stomphia selaginella | 19 |
| Paranthus sociatus Uchida, 1940 | Paranthus sociatus | 3477 |
| Actinostola spetsbergensis Carlgren, 1893 | Actinostola spetsbergensis | 19 |
| Ophiodiscus sulcatus Hertwig, 1882 | Ophiodiscus sulcatus | 19 |
| Sicyonis sumatriensis Carlgren, 1928 | Sicyonis sumatriensis | 19 |
| Paractis tenuicollis McMurrich, 1904 | Pseudoparactis tenuicollis | 19 |
| Sicyonis tuberculata Carlgren, 1921 | Sicyonis tuberculata | 19 |
| Paractis tubulifera Hertwig, 1882 | Sicyonis tubulifera | 19 |
| Bathydactylus valdiviae Carlgren, 1928 | Bathydactylus valdiviae | 19 |
| Sicyonis variabilis Carlgren, 1921 | Sicyonis variabilis | 19 |
| Paractis vinosa McMurrich, 1893 | Stomphia vinosa | 19 |
| Hormosoma violaceum Pax, 1922 | Hormosoma scotti | 19 |