Acanthamunnopsis Schultz, 1978 (basis of record)
Acanthamunnopsis hystrix Schultz, 1978 (basis of record)
Acantharcturus Schultz, 1981 (basis of record)
Acantharcturus acutipleon Schultz, 1981 (additional source)
Acanthaspidia Stebbing, 1893 accepted as Iolanthe Beddard, 1886 (additional source)
Acanthaspidia acanthonotus (Beddard, 1886) accepted as Iolanthe acanthonotus Beddard, 1886 (additional source)
Acanthaspidia drygalskii Vanhöffen, 1914 accepted as Iolanthe drygalskii (Vanhöffen, 1914) (additional source)
Acanthaspidia iolanthoidea Vasina & Kussakin, 1982 accepted as Iolanthe iolanthoidea (Vasina & Kussakin, 1982) (additional source)
Acanthaspidia longiramosa Vasina & Kussakin, 1982 accepted as Iolanthe longiramosa (Vasina & Kussakin, 1982) (basis of record)
Acanthaspidia mucronata (Menzies & Schultz, 1968) accepted as Iolanthe mucronata (Menzies & Schultz, 1968) (basis of record)
Acanthaspidia pleuronotus (Menzies & Schultz, 1968) accepted as Iolanthe pleuronotus Menzies & Schultz, 1968 (basis of record)
Acanthaspidia porrecta Menzies & Schultz, 1968 accepted as Iolanthe porrecta (Menzies & Schultz, 1968) (additional source)
Acanthaspidia rostrata (Menzies & Schultz, 1968) accepted as Iolanthe rostrata (Menzies & Schultz, 1968) (basis of record)
Acanthaspidia sulcatacornia Menzies & Schultz, 1968 accepted as Iolanthe sulcatacornia (Menzies & Schultz, 1968) (basis of record)
Acanthaspidiidae Menzies, 1962 (additional source)
Acanthocope Beddard, 1885 (additional source)
Acanthocope annulatus Menzies, 1962 (additional source)
Acanthocope eleganta Malyutina & Brandt, 2004 (basis of record)
Acanthocope galatheae Wolff, 1962 (basis of record)
Acanthocope spinicauda Beddard, 1885 (basis of record)
Acanthomunna Beddard, 1886 (additional source)
Acanthomunna spinipes (Vanhöffen, 1914) (additional source)
Acanthoserolis Brandt, 1988 (additional source)
Acanthoserolis polaris (Richardson, 1911) (additional source)
Acanthoserolis schythei (Lütken, 1858) (additional source)
Accalathura Barnard, 1925 (additional source)
Accalathura gigantissima Kussakin, 1967 (additional source)
Acutiserolis Brandt, 1988 (additional source)
Acutiserolis gerlachei (Monod, 1925) (additional source)
Acutiserolis johnstoni (Hale, 1952) (additional source)
Acutiserolis luethjei (Wägele, 1986) (basis of record)
Acutiserolis margaretae (Menzies, 1962) (basis of record)
Acutiserolis spinosa (Kussakin, 1967) (additional source)
Aega Leach, 1816 (additional source)
Aega koltuni Kussakin, 1967 accepted as Aegiochus antarctica (Hodgson, 1910) (additional source)
Aega psora (Linnaeus, 1758) (additional source)
Aegidae White, 1850 (additional source)
Aegiochus Bovallius, 1885 (basis of record)
Aegiochus antarctica (Hodgson, 1910) (additional source)
Aegiochus australis (Whitelegge, 1901) (basis of record)
Ananthura Barnard, 1925 (additional source)
Ananthura elegans (Kussakin, 1967) (basis of record)
Antarcturidae Poore, 2001 (basis of record)
Antarcturus zur Strassen, 1902 (additional source)
Antarcturus alimus Schultz, 1978 (additional source)
Antarcturus furcatus (Studer, 1882) (additional source)
Antarcturus furcatus furcatus (Studer, 1882) (basis of record)
Antarcturus furcatus latispinis Kussakin, 1967 (basis of record)
Antarcturus giganteus Brandt, 1990 (additional source)
Antarcturus glacialis (Beddard, 1886) (additional source)
Antarcturus hempeli Wägele, 1988 (additional source)
Antarcturus hiemalis Hodgson, 1910 accepted as Dolichiscus hiemalis (Hodgson, 1910) (basis of record)
Antarcturus hodgsoni Richardson, 1913 (basis of record)
Antarcturus horridus Tattersall, 1921 (additional source)
Antarcturus horridus horridus Tattersall, 1921 (basis of record)
Antarcturus horridus serratus Brandt, 1990 (basis of record)
Antarcturus johnstoni Hale, 1946 (additional source)
Antarcturus nonatoi Pires & Sumida, 1997 (additional source)
Antarcturus oryx zur Strassen, 1902 (basis of record)
Antarcturus polaris (Hodgson, 1902) (additional source)
Antarcturus princeps Kussakin & Vasina, 1998 accepted as Marmachius princeps (Kussakin & Vasina, 1998) (basis of record)
Antarcturus schmidti Brandt, 1990 (basis of record)
Antarcturus signiensis White, 1979 (additional source)
Antarcturus spinacoronatus Schultz, 1978 (additional source)
Antarcturus strasseni Brandt, 1990 (additional source)
Antarcturus usitatus Schultz, 1978 (additional source)
Antarcturus weddelli Brandt, 1990 (additional source)
Antennuloniscus Menzies, 1962 (additional source)
Antennuloniscus alfi Würzeberg & Brökeland, 2006 (basis of record)
Antennuloniscus latoperculus Brökeland, 2006 (basis of record)
Antennuloniscus ornatus Menzies, 1962 (additional source)
Antheluridae Poore & Lew Ton, 1988 (additional source)
Anthuridae Leach, 1814 (additional source)
Anthuridea accepted as Anthuroidea Leach, 1814 (basis of record)
Anuropidae Stebbing, 1893 (additional source)
Anuropus Beddard, 1886 (additional source)
Anuropus aeronautus Sivertsen & Holthuis, 1980 (basis of record)
Anuropus antarcticus Hale, 1952 (additional source)
Anuropus australis Schultz, 1977 (additional source)
Arcturidae Dana, 1849 (additional source)
Arcturides Studer, 1882 (basis of record)
Arcturides acuminatus Sheppard, 1957 accepted as Arcturides cornutus Studer, 1882 (basis of record)
Arcturides cornutus Studer, 1882 (basis of record)
Arcturididae Poore, 2001 (basis of record)
Asellota (basis of record)
Astrurus Beddard, 1886 (additional source)
Astrurus crucicauda Beddard, 1886 (basis of record)
Astrurus ornatus Vanhöffen, 1914 (additional source)
Austrarcturellidae Poore & Bardsley, 1992 (additional source)
Austrimunna Richardson, 1906 (basis of record)
Austrimunna antarctica Richardson, 1906 (basis of record)
Austrimunna gaini Richardson, 1913 accepted as Palanana gaini (Richardson, 1913) (basis of record)
Austrofilius Hodgson, 1910 (basis of record)
Austrofilius arnaudi Kussakin & Vasina, 1980 (basis of record)
Austrofilius furcatus Hodgson, 1910 (additional source)
Austrofilius serratus Vanhöffen, 1914 (additional source)
Austronanus Hodgson, 1910 (basis of record)
Austronanus glacialis Hodgson, 1910 (basis of record)
Austroniscus Vanhöffen, 1914 (basis of record)
Austroniscus chelus Kaiser & Brandt, 2007 (basis of record)

 Authority

 for Litarcturus lillei (Tattersall, 1921)

Tattersalll, 1921 [details]