Aega Leach, 1816 (basis of record)
Aega psora (Linnaeus, 1758) (basis of record)
Aegidae White, 1850 (basis of record)
Aegiochus ventrosa (M. Sars, 1859) (basis of record)
Balbidocolon Hessler, 1970 (basis of record)
Balbidocolon polare Malyutina & Kussakin, 1996 (basis of record)
Caecijaera Menzies, 1951 (basis of record)
Caecijaera borealis Kussakin, 1962 (basis of record)
Caecognathia Dollfus, 1901 (basis of record)
Caecognathia bicolor (Hansen, 1916) (basis of record)
Caecognathia elongata (Krøyer, 1847) (basis of record)
Caecognathia robusta (G. O. Sars, 1879) (basis of record)
Caecognathia stygia (G. O. Sars, 1877) (basis of record)
Calathura Norman & Stebbing, 1886 (basis of record)
Calathura brachiata (Stimpson, 1853) (basis of record)
Chaetiliidae Dana, 1849 (basis of record)
Chelator Hessler, 1970 (basis of record)
Chelator stellae Malyutina & Kussakin, 1996 (basis of record)
Cirolana Leach, 1818 (basis of record)
Cirolanidae Dana, 1852 (basis of record)
Cryodesma Svavarsson, 1988 (basis of record)
Cryodesma cryoabyssale Malyutina & Kussakin, 1996 (basis of record)
Desmosoma lineare G. O. Sars, 1864 (basis of record)
Disconectes coxalis Kussakin, 1983 (basis of record)
Eugerda arctica Svavarsson, 1988 (basis of record)
Eugerda dubia Malyutina & Kussakin, 1996 (basis of record)
Eugerda gurjanovae Malyutina & Kussakin, 1996 (basis of record)
Eugerda mandibulata Malyutina & Kussakin, 1996 (basis of record)
Eugerda reticulata Gurjanova, 1946 (basis of record)
Eugerda tenuimana (G. O. Sars, 1866) (basis of record)
Eugerdella armata (G. O. Sars, 1864) (basis of record)
Eugerdella hessleri Just, 1980 (basis of record)
Eurycope producta G. O. Sars, 1866 (basis of record)
Eurycope septentrionalis Malyutina & Kussakin, 1996 (basis of record)
Eurycope vasinae Malyutina & Kussakin, 1996 (basis of record)
Gnathia Leach, 1814 (basis of record)
Gnathia albescens Hansen, 1916 (basis of record)
Gnathia arctica Gurjanowa, 1929 accepted as Caecognathia arctica (Gurjanowa, 1929) (basis of record)
Gnathia maxillaris (Montagu, 1804) (basis of record)
Gnathiidae Leach, 1814 (basis of record)
Haploniscus bicuspis (G. O. Sars, 1877) (basis of record)
Heteromesus Richardson, 1908 (basis of record)
Heteromesus frigidus Hansen, 1916 (basis of record)
Idotea Fabricius, 1798 (basis of record)
Idotea balthica (Pallas, 1772) (basis of record)
Idotea emarginata (Fabricius, 1793) (basis of record)
Idotea granulosa Rathke, 1843 (basis of record)
Idotea pelagica Leach, 1816 (basis of record)
Idoteidae Samouelle, 1819 (basis of record)
Ilyarachna bergendahli Ohlin, 1901 (basis of record)
Ilyarachna frami Just, 1980 (basis of record)
Ilyarachna hirticeps G. O. Sars, 1870 (basis of record)
Ilyarachna longicornis (G. O. Sars, 1864) (basis of record)
Ischnomesus norvegicus Svavarsson, 1984 (basis of record)
Jaera Leach, 1814 (basis of record)
Jaera albifrons Leach, 1814 represented as Jaera (Jaera) albifrons Leach, 1814 (basis of record)
Janira Leach, 1814 (basis of record)
Janira maculosa Leach, 1814 (basis of record)
Janiralata Menzies, 1951 (basis of record)
Janiralata tricornis (Krøyer, 1847) (basis of record)
Katianira Hansen, 1916 (basis of record)
Katianira bilobata Gurjanova, 1930 (basis of record)
Limnoria Leach, 1814 (basis of record)
Limnoria borealis Kussakin, 1963 (basis of record)
Limnoria lignorum (Rathke, 1799) (basis of record)
Limnoriidae White, 1850 (basis of record)
Macrostylis G. O. Sars, 1864 (basis of record)
Macrostylis polaris Malyutina & Kussakin, 1996 (basis of record)
Macrostylis subinermis Hansen, 1916 (basis of record)
Munna Krøyer, 1839 (basis of record)
Munna acanthifera Hansen, 1916 (basis of record)
Munna fabricii Krøyer, 1846 (basis of record)
Munna hanseni Stappers, 1911 (basis of record)
Munna palmata Lilljeborg, 1851 (basis of record)
Munna pellucida Gurjanova, 1930 (basis of record)
Munna roemeri Gurjanova, 1930 (basis of record)
Munna spitzbergensis Gurjanova, 1930 (basis of record)
Munneurycope Stephensen, 1912 (basis of record)
Munneurycope glacialis Malyutina & Kussakin, 1996 (basis of record)
Munneurycope incisa (Gurjanova, 1946) accepted as Gurjanopsis incisa (Gurjanova, 1946) (basis of record)
Munnopsis M. Sars, 1861 (basis of record)
Munnopsis typica M. Sars, 1861 (basis of record)
Munnopsurus Richardson, 1912 (basis of record)
Munnopsurus giganteus (G. O. Sars, 1877) (basis of record)
Nannoniscoides angulatus Hansen, 1916 (basis of record)
Nannoniscus G. O. Sars, 1870 (basis of record)
Nannoniscus arcticus Hansen, 1916 (basis of record)
Nannoniscus reticulatus Hansen, 1916 (basis of record)
Nannoniscus simplex Hansen, 1916 (basis of record)
Oecidiobranchus Hessler, 1970 (basis of record)
Oecidiobranchus glacialis Malyutina & Kussakin, 1996 (basis of record)
Oecidiobranchus nanseni Just, 1980 (basis of record)
Oecidiobranchus plebejum (Hansen, 1916) (basis of record)
Oecidiobranchus polare (Gurjanova, 1946) (basis of record)
Panetela Siebenaller & Hessler, 1981 (basis of record)
Panetela compacta Malyutina & Kussakin, 1996 (basis of record)
Paramunnopsis Hansen, 1916 (basis of record)
Paramunnopsis justi Svavarsson, 1988 (basis of record)
Pleurogonium G. O. Sars, 1872 (basis of record)
Pleurogonium inerme G. O. Sars, 1883 (basis of record)