| Nominal Species (n = 181) | Present allocation (n = 179) | Ref. |
|---|---|---|
| Dolichiscus acanthaspidus Schultz, 1981 | Dolichiscus acanthaspidus | 19 |
| Antarcturus aculeatus Kussakin, 1967 | Chaetarcturus aculeatus | 87393 |
| Arcturus acuticaudalis Gurjanova, 1933 | Arcturus acuticaudalis | 19 |
| Acantharcturus acutipleon Schultz, 1981 | Acantharcturus acutipleon | 19 |
| Austroarcturus africanus Kensley, 1975 | Austroarcturus africanus | 19 |
| Arcturus alcicornis Whitelegge, 1904 | Arcturus alcicornis | 19 |
| Neastacilla algensis Hale, 1924 | Neastacilla algensis | 19 |
| Idarcturus allelomorphus Menzies & Barnard, 1959 | Idarcturus allelomorphus | 19 |
| Astacilla amblyura Stebbing, 1905 | Astacilla amblyura | 19 |
| Globarcturus angelikae Kussakin & Vasina, 1994 | Globarcturus angelikae | 19 |
| Dolichiscus annaoides Menzies, 1956 | Dolichiscus annaoides | 3113 |
| Neastacilla antipodea Poore, 1981 | Neastacilla antipodea | 19 |
| Astacilla arietina Sars, 1883 | Astacilla arietina | 19 |
| Arcturus asper Kussakin, 1972 | Arcturus asper | 19 |
| Astacilla axeli Castello, 1992 | Astacilla axeli | 3113 |
| Parastacilla bakeri Hale, 1924 | Parastacilla bakeri | 19 |
| Arcturinella banyulensis Poisson & Maury, 1931 | Arcturinella banyulensis | 19 |
| Fissarcturus bathyweddellensis Brandt, 2007 | Fissarcturus bathyweddellensis | 8011 |
| Arcturus beringanus Benedict, 1898 | Arcturus beringanus | 19 |
| Arcturella bispinata Menzies & Kruczynski, 1983 | Arcturella bispinata | 19 |
| Astacilla bocagei Nobre, 1903 | Astacilla bocagei | 19 |
| Astacilla bonnieri Stephensen, 1915 | Astacilla bonnieri | 19 |
| Astacilla boreaphilis Stransky & Svavarsson, 2006 | Astacilla boreaphilis | 3113 |
| Dolichiscus brandtae Pires & Sumida, 1997 | Dolichiscus brandtae | 3113 |
| Arcturus brevicornis Haswell, 1882 | Arcturus brevicornis | 19 |
| Arcturella brevipes Barnard, 1920 | Arcturella brevipes | 19 |
| Acantharcturus brevipleon Kussakin & Vasina, 1998 | Acantharcturus brevipleon | 3113 |
| Chaetarcturus brunneus Beddard, 1886 | Chaetarcturus brunneus | 19 |
| Astacilla caeca Benedict, 1898 | Astacilla caeca | 19 |
| Arcturus caribbaeus Richardson, 1901 | Arcturus caribbaeus | 19 |
| Arcturella carlosteroi Reboreda, Wagele, & Garmendia, 1994 | Arcturella carlosteroi | 19 |
| Pleuroprion chlebovitschi Kussakin, 1972 | Pleuroprion chlebovitschi | 19 |
| Astacilla cingulata Castello & Carballo, 2000 | Astacilla cingulata | 3113 |
| Arcturella cornuta Koehler, 1911 | Arcturella cornuta | 19 |
| Arcturus crassispinis Richardson, 1909 | Arcturus crassispinis | 19 |
| Arcturus crenulatus Gurjanova, 1933 | Arcturus crenulatus | 19 |
| Chaetarcturus crosnieri Poore, 1998 | Chaetarcturus crosnieri | 3113 |
| Chaetarcturus cryophilus Hille, Held & Waegele, 2002 | Chaetarcturus cryophilus | 3113 |
| Arcturina cylindralis Pillai, 1963 | Arcturina cylindralis | 19 |
| Astacilla cymodocea Menzies & Glynn, 1968 | Astacilla cymodocea | 19 |
| Neastacilla deducta Hale, 1925 | Neastacilla deducta | 19 |
| Arcturus dentatus Whitelegge, 1904 | Arcturus dentatus | 19 |
| Dolichiscus diana Schultz, 1981 | Dolichiscus diana | 19 |
| Astacilla diomedeae Benedict, 1898 | Astacilla diomedeae | 19 |
| Arcturus diversispinis Richardson, 1909 | Arcturus diversispinis | 19 |
| Arcturella dollfusi Monod, 1925 | Arcturella dollfusi | 19 |
| Cylindrarcturus elongatus Schultz, 1981 | Cylindrarcturus elongatus | 19 |
| Neoarcturus elongatus Brandt, 1990 | Neoarcturus elongatus | 19 |
| Fissarcturus emarginatus Brandt, 1990 | Fissarcturus emarginatus | 19 |
| Astacilla eminentia Kensley, 1984 | Astacilla eminentia | 19 |
| Neastacilla estadoensis Schultz, 1981 | Neastacilla estadoensis | 19 |
| Arcturella estherae Rodriguez & Junoy, 2002 | Arcturella estherae | 3113 |
| Neastacilla exilis Kussakin, 1971 | Neastacilla exilis | 19 |
| Pleuroprion fabulosum Gurjanova, 1955 | Pleuroprion fabulosum | 3113 |
| Pleuroprion fabulosus Gurjanova, 1955 | Pleuroprion fabulosus | 19 |
| Dolichiscus ferrazi Pires & Sumida, 1997 | Dolichiscus ferrazi | 3113 |
| Austroarcturus foveolatus Kensley, 1975 | Austroarcturus foveolatus | 19 |
| Pleuroprion frigidum Hansen, 1916 | Pleuroprion frigidum | 19 |
| Pleuroprion furcatum Kussakin, 1982 | Pleuroprion furcatum | 19 |
| Neastacilla fusiformis Hale, 1946 | Neastacilla fusiformis | 19 |
| Dolichiscus georgei Kussakin & Vasina, 1980 | Dolichiscus georgei | 3113 |
| Astacilla gibbosa Pillai, 1954 | Astacilla gibbosa | 19 |
| Arcturinoides gibbosus Müller, 1989 | Arcturinoides gibbosus | 19 |
| Arcturus glabrus Benedict, 1898 | Arcturus glabrus | 19 |
| Astacilla gorgonophila Monod, 1925 | Astacilla gorgonophila | 19 |
| Agularcturus granulatus Kensley, 1984 | Agularcturus granulatus | 19 |
| Arcturus granulatus Richardson, 1909 | Arcturus granulatus | 19 |
| Arcturus hastatus Nunomura, 2006 | Arcturus hastatus | 3113 |
| Arcturus hastiger Richardson, 1909 | Arcturus hastiger | 19 |
| Idarcturus hedgpethi Menzies, 1951 | Idarcturus hedgpethi | 19 |
| Arcturina hexagonalis Barnard, 1925 | Arcturina hexagonalis | 19 |
| Edwinjoycea horologium Menzies & Kruczynski, 1983 | Edwinjoycea horologium | 19 |
| Pleuroprion iturupicum Kussakin & Mezhov, 1979 | Pleuroprion iturupicum | 19 |
| Dolichiscus kai Poore, 1998 | Dolichiscus kai | 3113 |
| Neoarcturus kensleyi Poore, 2003 | Neoarcturus kensleyi | 3113 |
| Astacilla kerguelensis Vanhöffen, 1914 | Astacilla marionis | 87393 |
| Neastacilla kurilensis Kussakin, 1974 | Neastacilla kurilensis | 19 |
| Astacilla lasallae Paul & Menzies, 1971 | Astacilla lasallae | 19 |
| Astacilla lauffi Menzies & Frankenberg, 1966 | Astacilla lauffi | 19 |
| Neastacilla leucophthalma Kussakin, 1971 | Neastacilla leucophthalma | 19 |
| Cylindrarcturus leucophthalmus Kussakin & Vasina, 1995 | Cylindrarcturus leucophthalmus | 3113 |
| Neastacilla levis Thomson & Anderton, 1921 | Neastacilla levis | 19 |
| Astacilla lewtonae King, 2003 | Astacilla lewtonae | 3113 |
| Arcturella lineata Stebbing, 1873 | Arcturella lineata | 19 |
| Neastacilla littoralis Kussakin, 1974 | Neastacilla littoralis | 19 |
| Arcturella lobulata Barnard, 1925 | Arcturella lobulata | 19 |
| Arcturella longipes Barnard, 1920 | Arcturella longipes | 19 |
| Acantharcturus longipleon Kussakin & Vasina, 1997 | Acantharcturus longipleon | 3113 |
| Arcturus longispinis Benedict, 1898 | Arcturus longispinis | 19 |
| Chaetarcturus longispinosus Brandt, 1990 | Chaetarcturus longispinosus | 19 |
| Cylindrarcturus longitelson Brandt, 2002 | Cylindrarcturus longitelson | 3113 |
| Dolichiscus ludmilae Kussakin & Vasina, 2001 | Dolichiscus ludmilae | 3113 |
| Arcturus macrurus Kussakin, 1982 | Arcturus macrurus | 19 |
| Arcturus magnispinis Richardson, 1909 | Arcturus magnispinis | 19 |
| Dolichiscus marinae Kussakin & Vasina, 2001 | Dolichiscus marinae | 3113 |
| Astacilla marionensis Beddard, 1886 | Neastacilla marionensis | 3477 |
| Neastacilla marionensis Beddard, 1886 | Neastacilla marionensis | 19 |
| Astacilla marionis Beddard, 1886 | Astacilla marionis | 87393 |
| Astacilla marna Kensley & Schotte, 1994 | Astacilla marna | 3113 |
| Astacilla mediterranea Koehler, 1911 | Astacilla mediterranea | 19 |
| Neoarcturus minutus Brandt, 1990 | Neoarcturus minutus | 19 |
| Dolichiscus mirabilis Brandt, 1990 | Dolichiscus mirabilis | 19 |
| Astacilla monodi Tattersall, 1925 | Astacilla monodi | 19 |
| Spectarcturus multispinatus Schultz, 1981 | Spectarcturus multispinatus | 19 |
| Spinarcturus natalensis Kensley, 1978 | Spinarcturus natalensis | 19 |
| Arcturus nodosus Whitelegge, 1904 | Arcturus nodosus | 19 |
| Neastacilla nodulosa Kussakin, 1982 | Neastacilla nodulosa | 19 |
| Arcturus ochotensis Kussakin, 1982 | Arcturus ochotensis | 19 |
| Neastacilla ochroleuca Kussakin & Vasina, 1990 | Neastacilla ochroleuca | 19 |
| Dolichiscus opiliones Schultz, 1982 | Dolichiscus opiliones | 3113 |
| Neoarcturus oudops Barnard, 1914 | Neoarcturus oudops | 19 |
| Pleuroprion pacificum Gurjanova, 1955 | Pleuroprion pacificum | 3113 |
| Neastacilla pallidocula Kussakin & Vasina, 1990 | Neastacilla pallidocula | 19 |
| Tuberarcturus pallidoculus Kussakin & Vasina, 1998 | Tuberarcturus pallidoculus | 3113 |
| Neastacilla paralongipectus Kim & Yoon, 2021 | Neastacilla paralongipectus | 3477 |
| Arcturus parvus Richardson, 1910 | Arcturus parvus | 19 |
| Astacilla paucisetosa Castello & Carballo, 2000 | Astacilla paucisetosa | 3113 |
| Arcturus pawneeanus Boone, 1927 | Arcturus pawneeanus | 3113 |
| Dolichiscus pfefferi Richardson, 1913 | Dolichiscus pfefferi | 19 |
| Dolichiscus pinosesetosus Brandt, 1999 | Dolichiscus pinosesetosus | 3113 |
| Idarcturus platysoma Barnard, 1914 | Idarcturus platysoma | 19 |
| Furcarcturus polarsterni Baltzer, Held & Waegele, 2000 | Furcarcturus polarsterni | 3113 |
| Dolichiscus profundus Schultz, 1981 | Dolichiscus profundus | 19 |
| Arcturina psittacus Bamber, 2008 | Arcturina psittacus | 3477 |
| Arcturus purpureus Beddard, 1886 | Arcturus purpureus | 19 |
| Arcturella pustulata Barnard, 1920 | Arcturella pustulata | 19 |
| Caecarcturus quadraspinosus Schultz, 1981 | Caecarcturus quadraspinosus | 19 |
| Astacilla regina Kensley, 1984 | Astacilla regina | 19 |
| Arcturina rhomboidalis Koehler, 1911 | Arcturina rhomboidalis | 19 |
| Amesopous richardsonae Stebbing, 1905 | Amesopous richardsonae | 19 |
| Neastacilla richardsonae Kussakin, 1982 | Neastacilla richardsonae | 19 |
| Neoarcturus robustus Brandt, 1990 | Neoarcturus robustus | 19 |
| Fissarcturus rossi Brandt, 2007 | Fissarcturus rossi | 8011 |
| Arcturopsis rudis Koehler, 1911 | Arcturopsis rudis | 19 |
| Fissarcturus sandwichi Brandt, 2007 | Fissarcturus sandwichi | 8011 |
| Arcturella sawayae Moreira, 1973 | Arcturella sawayae | 19 |
| Neastacilla scabra Nunomura, 2006 | Neastacilla scabra | 3113 |
| Arcturus scabrosus Norman, 1904 | Arcturus scabrosus | 19 |
| Neoarcturus scelerosus Brandt, 1990 | Neoarcturus scelerosus | 19 |
| Arcturina scutula Kensley, 1975 | Arcturina scutula | 19 |
| Arcturus seminudus Gurjanova, 1933 | Arcturus seminudus | 19 |
| Arcturopsis senegalensis Koehler, 1911 | Arcturopsis senegalensis | 19 |
| Astacilla serrata Nunomura, 1998 | Astacilla serrata | 3113 |
| Arcturus serrulatus Whitelegge, 1904 | Arcturus serrulatus | 19 |
| Arcturus setosus Gurjanova, 1933 | Arcturus setosus | 19 |
| Arcturinoides sexpes Kensley, 1977 | Arcturinoides sexpes | 19 |
| Neastacilla sheardi Hale, 1946 | Neastacilla sheardi | 19 |
| Arcturus simplicissimus Whitelegge, 1904 | Arcturus simplicissimus | 19 |
| Neastacilla sirenkoi Kussakin & Vasina, 1990 | Neastacilla sirenkoi | 19 |
| Arcturella spinata Menzies & Kruczynski, 1983 | Arcturella spinata | 19 |
| Arcturus spinata Menzies & Kruczynski, 1983 | Arcturus spinata | 3113 |
| Neastacilla spinifera Nunomura, 2006 | Neastacilla spinifera | 3113 |
| Dolichiscus spinosetosus Brandt, 1999 | Dolichiscus spinosetosus | 3113 |
| Arcturus spinosus Beddard, 1886 | Oxyarcturus spinosus | 3477 |
| Arcturus stebbingi Beddard, 1886 | Litarcturus stebbingi | 3477 |
| Neoarcturus stebbingnordenstami Brandt, 1990 | Neoarcturus stebbingnordenstami | 19 |
| Glaberarcturus stellae Kussakin & Vasina, 1998 | Glaberarcturus stellae | 3113 |
| Fissarcturus stephenseni Wägele, 1991 | Fissarcturus stephenseni | 3113 |
| Arcturus studeri Beddard, 1886 | Dolichiscus studeri | 3477 |
| Dolichiscus subantarcticus Kussakin & Vasina, 1980 | Dolichiscus subantarcticus | 19 |
| Arcturus subtilis Kussakin, 1971 | Arcturus subtilis | 19 |
| Neastacilla tanakai Nunomura, 2004 | Neastacilla tanakai | 3113 |
| Chaetarcturus taniae Poore, 1998 | Chaetarcturus taniae | 3113 |
| Dolichiscus tanimbar Poore, 1998 | Dolichiscus tanimbar | 3113 |
| Microarcturus tannerensis Schultz, 1966 | Microarcturus tannerensis | 19 |
| Neastacilla tattersalli Lew Ton & Poore, 1986 | Neastacilla tattersalli | 19 |
| Astacilla tayronae Müller, 1993 | Astacilla tayronae | 19 |
| Chaetarcturus tenuispinatus Kussakin & Vasina, 1998 | Chaetarcturus tenuispinatus | 3113 |
| Parastacilla tingara King, 2000 | Parastacilla tingara | 3113 |
| Pleuroprion toporoki Kussakin, 1972 | Pleuroprion toporoki | 19 |
| Parastacilla torus King, 2000 | Parastacilla torus | 3113 |
| Arcturina triangularis Barnard, 1957 | Arcturina triangularis | 19 |
| Idarcturus trispinosus Kim & Yoon, 2021 | Idarcturus trispinosus | 3477 |
| Neastacilla tristanica Sivertsen & Holthuis, 1980 | Neastacilla tristanica | 19 |
| Parastacilla truculenta Hale, 1924 | Parastacilla truculenta | 19 |
| Neastacilla tzvetkowae Kussakin, 1974 | Neastacilla tzvetkowae | 19 |
| Arcturus ulbani Gurjanova, 1933 | Arcturus ulbani | 19 |
| Thermoarcturus venezuelensis Paul & Menzies, 1971 | Thermoarcturus venezuelensis | 19 |
| Arcturus verrucosus Kussakin, 1982 | Arcturus verrucosus | 19 |
| Neastacilla vicaria Hale, 1946 | Neastacilla vicaria | 19 |
| Neastacilla vitjazi Kussakin, 1971 | Neastacilla vitjazi | 19 |