Actinernus antarcticus (Carlgren, 1914) (additional source)
Actinostola crassicornis (Hertwig, 1882) (additional source)
Actinostola georgiana Carlgren, 1927 (original description)
Actinostola intermedia Carlgren, 1899 accepted as Actinostola crassicornis (Hertwig, 1882) (additional source)
Alicia uruguayensis Carlgren, 1927 (original description)
Antholoba achates (Drayton in Dana, 1846) (additional source)
Anthopleura hermaphroditica (Carlgren, 1899) (additional source)
Artemidactis victrix Stephenson, 1918 (additional source)
Aureliana georgiana Carlgren, 1927 accepted as Capnea georgiana (Carlgren, 1927) (original description)
Bolocera kerguelensis Studer, 1879 (additional source)
Boloceropsis platei McMurrich, 1904 (additional source)
Bunodactis aucklandica Carlgren, 1927 (original description)
Bunodactis octoradiata (Carlgren, 1899) (additional source)
Bunodactis patagoniensis (Carlgren, 1899) (additional source)
Choriactis impatiens (Couthouy in Dana, 1846) accepted as Paractis impatiens (Couthouy in Dana, 1846) (additional source)
Choriactis laevis (Carlgren, 1899) accepted as Paractis laevis (Carlgren, 1899) (additional source)
Cnidanthus Carlgren, 1927 (original description)
Cnidanthus polaris (Clubb, 1908) (additional source)
Condylanthus magellanicus Carlgren, 1899 (additional source)
Corynactis carnea Studer, 1879 (additional source)
Dactylanthus antarcticus (Clubb, 1908) (additional source)
Edwardsia intermedia McMurrich, 1893 accepted as Scolanthus intermedius (McMurrich, 1893) (additional source)
Epiactis georgiana Carlgren, 1927 (original description)
Glyphoperidium bursa Roule, 1909 (additional source)
Halcampa octocirrata Carlgren, 1927 (original description)
Halcampoides purpurea (Studer, 1879) accepted as Halcampoides purpureus (Studer, 1879) (additional source)
Hormathia castanea (McMurrich, 1904) (additional source)
Hormathia lacunifera (Stephenson, 1918) (additional source)
Hormosoma scotti Stephenson, 1918 (additional source)
Isosicyonis Carlgren, 1927 (original description)
Isosicyonis alba (Studer, 1879) (additional source)
Isotealia antarctica Carlgren, 1899 (additional source)
Limnactinia nuda Carlgren, 1927 (original description)
Parahalcampa Carlgren, 1927 (original description)
Parahalcampa antarctica Carlgren, 1927 (original description)
Parantheopsis cruentata (Couthouy in Dana, 1846) (additional source)
Parantheopsis georgiana (Pfeffer, 1889) (additional source)
Parantheopsis ocellata (Lesson, 1830) (additional source)
Phelliogeton Carlgren, 1927 (original description)
Phelliogeton falklandicus Carlgren, 1927 (original description)
Scytophorus antarcticus (Pfeffer, 1889) (additional source)
Sicyonis erythrocephala (Pax, 1922) (additional source)
Tealianthus Carlgren, 1927 (original description)
Urticinopsis Carlgren, 1927 (original description)
Urticinopsis antarctica (Verrill, 1922) (additional source)