Acanthaspidiidae Menzies, 1962 (basis of record)
Acanthocope Beddard, 1885 (basis of record)
Acanthocope annulatus Menzies, 1962 (basis of record)
Acanthocope armata Chardy, 1972 (basis of record)
Acanthocope carinata Chardy, 1972 (basis of record)
Acanthomunna Beddard, 1886 (basis of record)
Acanthomunna hystrix (Hansen, 1916) (basis of record)
Aega Leach, 1816 (basis of record)
Aega affinis Milne Edwards, 1840 (basis of record)
Aega bicarinata Leach, 1818 (basis of record)
Aega crenulata Lutken, 1859 (basis of record)
Aega hirsuta Schioedte & Meinert, 1879 (basis of record)
Aega megalops Norman & Stebbing, 1886 (basis of record)
Aega microphthalma Dana, 1853 (basis of record)
Aega monophthalma Johnston, 1834 (basis of record)
Aega psora (Linnaeus, 1758) (basis of record)
Aega tridens Leach, 1816 (basis of record)
Aegapheles deshaysiana (H. Milne Edwards, 1840) (basis of record)
Aegidae White, 1850 (basis of record)
Aegiochus arctica (Lütken, 1859) (basis of record)
Aegiochus gracilipes (Hansen, 1895) (basis of record)
Aegiochus incisa (Schioedte & Meinert, 1879) (basis of record)
Aegiochus ventrosa (M. Sars, 1859) (basis of record)
Alitropus H. Milne Edwards, 1840 (basis of record)
Amakusanthura Nunomura, 1977 (basis of record)
Amakusanthura iberica Reboreda & Wägele, 1992 (basis of record)
Amuletta abyssorum (Richardson, 1911) (basis of record)
Ananthura Barnard, 1925 (basis of record)
Ananthura abyssorum (Norman & Stebbing, 1886) (basis of record)
Ananthura ovalis Barnard, 1925 (basis of record)
Ananthura sulcaticauda Barnard, 1925 (basis of record)
Antennuloniscus Menzies, 1962 (basis of record)
Antennuloniscus dilatatus Chardy, 1974 (basis of record)
Antennuloniscus diversus Lincoln, 1985 (basis of record)
Antennuloniscus simplex Lincoln, 1985 (basis of record)
Anthelura Norman & Stebbing, 1886 (basis of record)
Anthelura elongata Norman & Stebbing, 1886 (basis of record)
Antheluridae Poore & Lew Ton, 1988 (basis of record)
Anthura Leach, 1814 (basis of record)
Anthura gracilis (Montagu, 1808) (basis of record)
Anthuridae Leach, 1814 (basis of record)
Apanthura Stebbing, 1900 (basis of record)
Apanthura corsica Amar, 1953 (basis of record)
Apanthura tyrrhenica Wägele, 1980 (basis of record)
Apanthuroides Menzies & Glynn, 1968 (basis of record)
Apanthuroides mediterranea (Negoescu, 1981) (basis of record)
Apanthuroides spathulicauda (Wägele, 1981) (basis of record)
Arcturella G. O. Sars, 1897 accepted as Astacilla Cordiner, 1793 (basis of record)
Arcturella damnoniensis (Stebbing, 1874) accepted as Astacilla damnoniensis (Stebbing, 1874) (basis of record)
Arcturella dilatata (G. O. Sars, 1883) accepted as Astacilla dilatata G. O. Sars, 1883 (basis of record)
Arcturidae Dana, 1849 (basis of record)
Arcturinella Poisson & Maury, 1931 (basis of record)
Arcturinella banyulensis Poisson & Maury, 1931 (basis of record)
Arcturopsis Koehler, 1911 (basis of record)
Arcturopsis giardi (Bonnier, 1896) (basis of record)
Arcturus Latreille, 1829 (basis of record)
Arcturus scabrosus Norman, 1904 (basis of record)
Astacilla Cordiner, 1793 (basis of record)
Astacilla arietina G. O. Sars, 1883 (basis of record)
Astacilla axeli Castelló, 1992 (basis of record)
Astacilla bocagei Nobre, 1903 (basis of record)
Astacilla gorgonophila Monod, 1925 (basis of record)
Astacilla granulata (G. O. Sars, 1877) (basis of record)
Astacilla intermedia (Goodsir, 1841) (basis of record)
Astacilla longicornis (Sowerby, 1806) (basis of record)
Astacilla mediterranea Koehler, 1911 (basis of record)
Astacilla pusilla (G. O. Sars, 1873) (basis of record)
Austroniscus coronatus Schiecke & Modigh-Tota, 1976 (basis of record)
Austroniscus groenlandicus (Hansen, 1916) (basis of record)
Austroniscus norbi Svavarsson, 1982 (basis of record)
Balbidocolon Hessler, 1970 (basis of record)
Balbidocolon atlanticum Hessler, 1970 (basis of record)
Balbidocolon polare Malyutina & Kussakin, 1996 (basis of record)
Bathycopea Tattersall, 1905 (basis of record)
Bathycopea typhlops Tattersall, 1905 (basis of record)
Bathygnathia Dollfus, 1901 (basis of record)
Bathygnathia bathybia (Beddard, 1886) (basis of record)
Bathygnathia monodi Cals, 1974 (basis of record)
Bathygnathia oedipus (Stebbing, 1912) (basis of record)
Bathyopsurus abyssicolus (Beddard, 1885) (basis of record)
Bellibos Haugsness & Hessler, 1979 represented as Bellibos (Bellibos) Haugsness & Hessler, 1979 (basis of record)
Bellibos buzwilsoni Haugsness & Hessler, 1979 represented as Bellibos (Bellibos) buzwilsoni Haugsness & Hessler, 1979 (basis of record)
Bellibos dageti (Chardy, 1975) represented as Bellibos (Bellibos) dageti (Chardy, 1975) (basis of record)
Bellibos monicae (Chardy, 1975) represented as Bellibos (Bemerria) monicae (Chardy, 1975) (basis of record)
Bullowanthura Poore, 1978 (basis of record)
Bullowanthura aquitanica Kensley, 1982 (basis of record)
Caecijaera Menzies, 1951 (basis of record)
Caecijaera borealis Kussakin, 1962 (basis of record)
Caecijaera mirabilis Kussakin, 1962 (basis of record)
Caecognathia Dollfus, 1901 (basis of record)
Caecognathia abyssorum (G. O. Sars, 1872) (basis of record)
Caecognathia bicolor (Hansen, 1916) (basis of record)
Caecognathia caeca (Richardson, 1911) (basis of record)
Caecognathia elongata (Krøyer, 1847) (basis of record)
Caecognathia hirsuta (G. O. Sars, 1877) (basis of record)
Caecognathia robusta (G. O. Sars, 1879) (basis of record)
Caecognathia schistifrons (Stebbing, 1912) (basis of record)
Caecognathia stygia (G. O. Sars, 1877) (basis of record)
Caecostenetroides Fresi & Schiecke, 1968 (basis of record)
Caecostenetroides ischitanum Fresi & Schiecke, 1968 (basis of record)