Acthelmis intestinalis (Fabricius, 1780) (additional source)
Actinauge verrillii McMurrich, 1893 (additional source)
Actinostola groenlandica Carlgren, 1899 (additional source)
Actinostola spetsbergensis Carlgren, 1893 accepted as Glandulactis spetsbergensis (Carlgren, 1893) (additional source)
Actinostolidae Carlgren, 1932 (original description)
Allantactis parasitica Danielssen, 1890 (additional source)
Amphianthus (Korenia) margaritaceus (Danielssen, 1890) accepted as Amphianthus margaritaceus (Danielssen, 1890) (additional source)
Anthosactis ingolfi Carlgren, 1921 (additional source)
Anthosactis jan mayeni accepted as Anthosactis janmayeni Danielssen, 1890 (additional source)
Bathyphellia Carlgren, 1932 (original description)
Bathyphellia margaritacea (Danielssen, 1890) (additional source)
Bunodactis stella (Verrill, 1864) accepted as Aulactinia stella (Verrill, 1864) (additional source)
Cactosoma abyssorum Danielssen, 1890 (additional source)
Cerianthus incertus Carlgren, 1932 (original description)
Cerianthus lloydii Gosse, 1859 accepted as Synarachnactis lloydii (Gosse, 1859) (additional source)
Cerianthus roulei Carlgren, 1912 accepted as Synarachnactis roulei (Carlgren, 1912) (additional source)
Cerianthus vogti Danielssen, 1890 (additional source)
Cribrinopsis similis Carlgren, 1921 (additional source)
Edwardsia arctica Carlgren, 1921 (additional source)
Edwardsia finmarchica Carlgren, 1921 (additional source)
Edwardsia fusca Danielssen, 1890 (additional source)
Edwardsia incerta Carlgren, 1921 (additional source)
Edwardsia vegae Carlgren, 1921 (additional source)
Edwardsia vitrea (Danielssen, 1890) (additional source)
Epiactis arctica (Verrill, 1868) (additional source)
Epiactis incerta Carlgren, 1921 (additional source)
Epiactis marsupialis Carlgren, 1901 (additional source)
Epiactis nordmanni Carlgren, 1921 (additional source)
Epizoanthus beerenislandicus Carlgren, 1913 (additional source)
Epizoanthus danielsseni Carlgren, 1913 (additional source)
Epizoanthus erdmanni (Danielssen, 1890) (additional source)
Epizoanthus glacialis Danielssen, 1890 (additional source)
Epizoanthus koreni Carlgren, 1913 (additional source)
Epizoanthus lindahli Carlgren, 1913 (additional source)
Epizoanthus roseus Danielssen, 1890 (additional source)
Halcampa arctica Carlgren, 1893 (additional source)
Halcampa vegae Carlgren, 1921 (additional source)
Halcampoides purpurea (Studer, 1879) accepted as Halcampoides purpureus (Studer, 1879) (additional source)
Haliactis arctica Carlgren, 1921 (additional source)
Hormathia digitata (O.F. Müller, 1776) (additional source)
Hormathia nodosa (Fabricius, 1780) (additional source)
Hormathiidae Carlgren, 1932 (original description)
Isozoanthus bulbosus Carlgren, 1913 (additional source)
Isozoanthus davisi Carlgren, 1913 (additional source)
Isozoanthus ingolfi Carlgren, 1913 (additional source)
Kadosactis rosea Danielssen, 1890 (additional source)
Kadosactis spitsbergensis (Danielssen, 1890) (additional source)
Kodioides pedunculata Danielssen, 1890 (additional source)
Liponema multicornis (Verrill, 1880) accepted as Liponema multicorne (Verrill, 1880) (additional source)
Milne-Edwardsia nathorstii Carlgren, 1921 accepted as Nematostella nathorstii (Carlgren, 1921) (additional source)
Milne-Edwardsia polaris Carlgren, 1921 accepted as Nematostella polaris (Carlgren, 1921) (additional source)
Peachia parasitica (Agassiz, 1861) (additional source)
Phellia arctica Danielssen, 1890 accepted as Epiactis arctica (Verrill, 1868) (additional source)
Phellia norvegica Danielssen, 1890 (additional source)
Pycnanthus densus Carlgren, 1921 (additional source)
Sideractis glacialis Danielssen, 1890 (additional source)
Siphonactinopsis laevis Carlgren, 1921 (additional source)
Stomphia coccinea (Müller, 1776) (additional source)
Stomphia polaris (Danielssen, 1890) (additional source)
Urticina (Tealia) felina var. crassicornis accepted as Urticina crassicornis (Müller, 1776) (additional source)

 Type designation

 for Cerianthus incertus Carlgren, 1932

nomen novum = Cerianthus denielsseni Roule, 1904 [details]