Acthelmis intestinalis (Fabricius, 1780) (additional source)
Actinauge verrillii McMurrich, 1893 (additional source)
Actinernus nobilis Verrill, 1879 (additional source)
Actinostola callosa (Verrill, 1882) (additional source)
Actinostola groenlandica Carlgren, 1899 (additional source)
Actinostola spetsbergensis Carlgren, 1893 accepted as Glandulactis spetsbergensis (Carlgren, 1893) (additional source)
Allantactis parasitica Danielssen, 1890 (additional source)
Amphianthus (Korenia) margaritaceus (Danielssen, 1890) accepted as Amphianthus margaritaceus (Danielssen, 1890) (additional source)
Anthosactis jan mayeni accepted as Anthosactis janmayeni Danielssen, 1890 (additional source)
Bolocera maxima Carlgren, 1921 (additional source)
Bolocera tuediae (Johnston, 1832) (additional source)
Bunodactis stella (Verrill, 1864) accepted as Aulactinia stella (Verrill, 1864) (additional source)
Cactosoma abyssorum Danielssen, 1890 (additional source)
Cerianthus lloydii Gosse, 1859 accepted as Synarachnactis lloydii (Gosse, 1859) (additional source)
Chondrophellia coronata (Verrill, 1883) (additional source)
Cribrinopsis similis Carlgren, 1921 (additional source)
Edwardsia andresi Danielssen, 1890 (additional source)
Edwardsia arctica Carlgren, 1921 (additional source)
Edwardsia incerta Carlgren, 1921 (additional source)
Edwardsia vitrea (Danielssen, 1890) (additional source)
Epiactis nordmanni Carlgren, 1921 (additional source)
Epizoanthus danielsseni Carlgren, 1913 (additional source)
Epizoanthus erdmanni (Danielssen, 1890) (additional source)
Epizoanthus glacialis Danielssen, 1890 (additional source)
Epizoanthus lindahli Carlgren, 1913 (additional source)
Halcampa arctica Carlgren, 1893 (additional source)
Halcampoides purpurea (Studer, 1879) accepted as Halcampoides purpureus (Studer, 1879) (additional source)
Haliactis arctica Carlgren, 1921 (additional source)
Hormathia (Chondractinia) digitata (Müller, 1776) accepted as Hormathia digitata (O.F. Müller, 1776) (additional source)
Hormathia (Chondractinia) nodosa (Fabricius, 1780) accepted as Hormathia nodosa (Fabricius, 1780) (additional source)
Hormathia margaritae Gosse, 1859 accepted as Hormathia digitata (O.F. Müller, 1776) (additional source)
Isozoanthus arborescens Danielssen, 1890 (additional source)
Isozoanthus bulbosus Carlgren, 1913 (additional source)
Isozoanthus davisi Carlgren, 1913 (additional source)
Isozoanthus ingolfi Carlgren, 1913 (additional source)
Liponema multicornis (Verrill, 1880) accepted as Liponema multicorne (Verrill, 1880) (additional source)
Metridium dianthus (Ellis, 1768) (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)
Paraphelliactis Carlgren, 1928 (original description)
Paraphelliactis spinosa Carlgren, 1928 (original description)
Peachia parasitica (Agassiz, 1861) (additional source)
Phellia margaritacea Danielssen, 1890 accepted as Bathyphellia margaritacea (Danielssen, 1890) (additional source)
Phelliactis hertwigii Simon, 1892 (additional source)
Phelliactis robusta Carlgren, 1928 (original description)
Pycnanthus laevis Carlgren, 1921 (additional source)
Sagartiogeton abyssicola (Verrill) accepted as Sagartiogeton verrilli Carlgren, 1942 (additional source)
Sagartiogeton ingolfi Carlgren, 1928 (original description)
Sagartiogeton praelongus Carlgren, 1928 accepted as Daontesia praelonga (Carlgren, 1928) (original description)
Sicyonis ingolfi Carlgren, 1921 (additional source)
Sicyonis tuberculata Carlgren, 1921 (additional source)
Siphonactinopsis laevis Carlgren, 1921 (additional source)
Stephanauge abyssicola (Moseley, 1877) (additional source)
Stomphia coccinea (Müller, 1776) (additional source)
Tealidium jungerseni Carlgren, 1921 (additional source)

Syntype SMNH 5669, geounit Greenlandic Exclusive Economic Zone, identified as Phelliactis robusta Carlgren, 1928
Syntype SMNH 5693, geounit Icelandic Exclusive Economic Zone, identified as Sagartiogeton praelongus Carlgren, 1928
Nontype LO NONE, identified as Phelliactis robusta Carlgren, 1928
Syntype ZMUC NONE, geounit Greenlandic Exclusive Economic Zone, identified as Sagartiogeton ingolfi Carlgren, 1928
Syntype ZMUC NONE, geounit Greenlandic Exclusive Economic Zone, identified as Phelliactis robusta Carlgren, 1928
Syntype ZMUC NONE, geounit Greenlandic Exclusive Economic Zone, identified as Phelliactis robusta Carlgren, 1928
Syntype ZMUC NONE, geounit Greenlandic Exclusive Economic Zone, identified as Phelliactis robusta Carlgren, 1928
Syntype ZMUC NONE, geounit Greenlandic Exclusive Economic Zone, identified as Phelliactis robusta Carlgren, 1928
Syntype ZMUC NONE, geounit Greenlandic Exclusive Economic Zone, identified as Paraphelliactis spinosa Carlgren, 1928
Syntype ZMUC NONE, geounit Icelandic Exclusive Economic Zone, identified as Sagartiogeton praelongus Carlgren, 1928
Syntype ZMUC NONE, geounit Icelandic Exclusive Economic Zone, identified as Phelliactis robusta Carlgren, 1928