Actinia impatiens Couthouy in Dana, 1846 accepted as Paractis impatiens (Couthouy in Dana, 1846) (additional source)
Actinia macloviana Lesson, 1830 accepted as Urticina macloviana (Lesson, 1830) (additional source)
Actinostola chilensis McMurrich, 1904 (additional source)
Actinostola crassicornis (Hertwig, 1882) (additional source)
Actinostola intermedia Carlgren, 1899 accepted as Actinostola crassicornis (Hertwig, 1882) (additional source)
Actinostola rufostriata Pax, 1922 accepted as Hormosoma scotti Stephenson, 1918 (additional source)
Actinostola spetsbergensis Carlgren, 1893 accepted as Glandulactis spetsbergensis (Carlgren, 1893) (additional source)
Antholoba reticulata Dana accepted as Antholoba achates (Drayton in Dana, 1846) (additional source)
Bolocera longicornis Carlgren, 1891 accepted as Bolocera tuediae (Johnston, 1832) (additional source)
Bunodactis octoradiata (Carlgren, 1899) (additional source)
Choriactis crassoides Pax, 1922 accepted as Paractis laevis (Carlgren, 1899) (additional source)
Choriactis opalescens Pax, 1922 accepted as Paractis laevis (Carlgren, 1899) (additional source)
Condylactis cruentata (Couthouy in Dana, 1846) accepted as Parantheopsis cruentata (Couthouy in Dana, 1846) (additional source)
Condylactis georgiana (Pfeffer, 1889) accepted as Parantheopsis georgiana (Pfeffer, 1889) (additional source)
Condylanthus magellanicus Carlgren, 1899 (additional source)
Cymbactis erythrocephala Pax, 1922 accepted as Sicyonis erythrocephala (Pax, 1922) (additional source)
Cymbactis erythrosoma (additional source)
Cymbactis polaris (Clubb, 1908) accepted as Cnidanthus polaris (Clubb, 1908) (additional source)
Cymbactis selaginella Stephensen, 1918 accepted as Stomphia selaginella (Stephenson, 1918) (additional source)
Dactylanthus antarcticus (Clubb, 1908) (additional source)
Discosoma fuegiensis (Dana) accepted as Antholoba achates (Drayton in Dana, 1846) (additional source)
Edwardsiella intermedia (McMurrich, 1893) accepted as Scolanthus intermedius (McMurrich, 1893) (additional source)
Epiactis novozealandica Stephenson, 1918 accepted as Epiactis neozealandica Stephenson, 1918 (additional source)
Epiactis stephensoni Pax, 1922 accepted as Glyphoperidium bursa Roule, 1909 (additional source)
Glyphoperidium bursa Roule, 1909 (additional source)
Glyphoperidium vas Roule, 1909 accepted as Glyphoperidium bursa Roule, 1909 (additional source)
Glyphostylum calyx Roule, 1909 accepted as Glyphoperidium bursa Roule, 1909 (additional source)
Halcampa aspera (Stephenson, 1918) accepted as Cactosoma asperum (Stephenson, 1918) (additional source)
Halcampoides macrodactyla Pax, 1922 accepted as Halcampoides purpureus (Studer, 1879) (additional source)
Hormosoma scotti Stephenson, 1918 (additional source)
Hormosoma violaceum Pax, 1922 accepted as Hormosoma scotti Stephenson, 1918 (additional source)
Isotealia antarctica Carlgren, 1899 (additional source)
Isotealia pachyderma Pax, 1922 accepted as Tealianthus pachydermus (Pax, 1922) (additional source)
Leiotealia badia McMurrich, 1893 (additional source)
Lilliella lacunifera Stephenson, 1918 accepted as Hormathia lacunifera (Stephenson, 1918) (additional source)
Metridium de Blainville, 1824 (additional source)
Paractis lineolata (Couthouy in Dana, 1846) accepted as Antiparactis lineolata (Couthouy in Dana, 1846) (additional source)
Paractis papaver (Drayton in Dana, 1846) (additional source)
Parantheoides crassa Carlgren, 1899 accepted as Paranthus crassus (Carlgren, 1899) (additional source)
Parantheoides rhododactyla Pax, 1922 accepted as Hormathia lacunifera (Stephenson, 1918) (additional source)
Parantheoides rhodora (Couthouy in Dana, 1846) accepted as Paranthus rhodora (Couthouy in Dana, 1846) (additional source)
Paranthus chromatoderus (Schmarda, 1852) (additional source)
Paranthus erythrosoma Pax, 1922 accepted as Hormathia lacunifera (Stephenson, 1918) (additional source)
Rhodactinia carlgreni (Club, 1902) accepted as Aulactinia sulcata (Clubb, 1902) (additional source)
Rhodactinia clubbi Pax accepted as Urticinopsis antarctica (Verrill, 1922) (additional source)
Rhodactinia sulcata (Clubb, 1902) accepted as Aulactinia sulcata (Clubb, 1902) (additional source)
Sagartia georgiana Carlgren, 1899 accepted as Actinothoe georgiana (Carlgren, 1899) (additional source)
Sagartia laevis Carlgren, 1899 accepted as Paractis laevis (Carlgren, 1899) (additional source)
Scytophorus antarcticus (Pfeffer, 1889) (additional source)
Stomphia (Gosse, 1859) (additional source)