In synonymy:
Alopecosella Roewer, 1960 = Arctosa C. L. Koch, 1847 (Bosmans & Van Keer, 2012a: 9)
Arctosella Roewer, 1960 = Arctosa C. L. Koch, 1847 (Lugetti & Tongiorgi, 1965: 175, confirmed by Guy, 1966: 64)
Arkalosula Roewer, 1960 = Arctosa C. L. Koch, 1847 (Dondale & Redner, 1983a: 2)
Bonacosa Roewer, 1960 = Arctosa C. L. Koch, 1847 (Wunderlich, 1984a: 23)
Leaena Simon, 1885 = Arctosa C. L. Koch, 1847 (Lugetti & Tongiorgi, 1966: 134)
Leaenella Roewer, 1960 = Arctosa C. L. Koch, 1847 (Wunderlich, 1984a: 23)
Tetrarctosa Roewer, 1960 = Arctosa C. L. Koch, 1847 (Lugetti & Tongiorgi, 1965: 194)
Tricca Simon, 1889 = Arctosa C. L. Koch, 1847 (Dondale & Redner, 1983a: 2)
Triccosta Roewer, 1960 = Arctosa C. L. Koch, 1847 (Braun, 1963a: 81, sub Tricca)
Trochosomma Roewer, 1960 = Arctosa C. L. Koch, 1847 (Marusik & Nadolny, 2020: 70, removed from S of Trochosa, contra McKay, 1979e: 277, cf. Guy, 1966)
N.B.: considered a senior synonym of Arctosella Roewer, 1960d: 671 [urn:lsid:nmbe.ch:spidergen:05813] (type Aranea perita Latreille, 1799) by Lugetti & Tongiorgi, 1965: 175 (through transfer of the type species, see also Guy, 1966: 69) and of Tetrarctosa Roewer, 1960d: 948 [urn:lsid:nmbe.ch:spidergen:05818] (type Tarentula brevispina Kulczyński, 1908) by Lugetti & Tongiorgi, 1965: 194 (through transfer of the type species); considered a senior synonym of Leaena Simon, 1885i: 11 [urn:lsid:nmbe.ch:spidergen:05816] (type Lycosa personata L. Koch, 1872) by Lugetti & Tongiorgi, 1966: 134 (through transfer of the type species); considered a senior synonym of Tricca Simon, 1889d: 250 [urn:lsid:nmbe.ch:spidergen:05819] (type T. japonica Simon, 1889 = Arctosa ipsa (Karsch, 1879)) and of Arkalosula Roewer, 1960d: 759 [urn:lsid:nmbe.ch:spidergen:05814] (type Arctosa sanctaerosae Gertsch & Wallace, 1935) by Dondale & Redner, 1983a: 2; Tricca itself was considered a senior synonym of Triccosta Roewer, 1960d: 866 [urn:lsid:nmbe.ch:spidergen:05820] (type Tarentula japonica Bösenberg & Strand, 1906 = Tricca japonica Simon, 1889 = Arctosa ipsa (Karsch, 1879) by Braun, 1963a: 81 (but see Oliger, Marusik & Koponen, 2002: 96); considered a senior synonym of Bonacosa Roewer, 1960d: 933 [urn:lsid:nmbe.ch:spidergen:05815] (type Trochosa meinerti Thorell, 1875) and Leaenella Roewer, 1960d: 867 [urn:lsid:nmbe.ch:spidergen:05817] (type Trochosa intricaria C. L. Koch, 1847) by Wunderlich, 1984a: 23; considered a senior synonym of Alopecosella Roewer, 1960d: 936 [urn:lsid:nmbe.ch:spidergen:01590] (type Lycosa perspicax L. Koch, 1882) by Bosmans & Van Keer, 2012a: 9 (contra Guy, 1966: 64, who considered it a junior synonym of Alopecosa Simon, 1885); considered a senior synonym of Trochosomma Roewer, 1960d: 851 [urn:lsid:nmbe.ch:spidergen:05821] (type Trochosa annulipes L. Koch, 1875, already used as generic nomen nudum by Roewer, 1955c: 304) by Marusik & Nadolny, 2020: 70 (contra McKay, 1979e: 277 [cf. Guy, 1966], who considered it a synonym of Trochosa; see notes under Arctosomma, Dolocosa, Lycosa, Mustelicosa, Piratosa and Tasmanicosa (see also Tessarops).
Transferred to other genera:
Arctosa ambigua Denis, 1947 -- see Asiacosa
Arctosa andina (Chamberlin, 1916) -- see Hogna
Arctosa aussereri (Keyserling, 1877) -- see Prolycosides
Arctosa bogotensis (Keyserling, 1877) -- see Tropicosa
Arctosa brevis (Denis, 1953) -- see Hogna
Arctosa chengta (Fox, 1935) -- see Pardosa
Arctosa dolosa (O. Pickard-Cambridge, 1873) -- see Dolocosa
Arctosa dregei (Purcell, 1903) -- see Proevippa
Arctosa fujiii Tanaka, 1985 -- see Kuncosa
Arctosa furtiva Gertsch, 1934 -- see Allocosa
Arctosa fusca (Keyserling, 1877) -- see Trochosa
Arctosa garamantica (Caporiacco, 1936) -- see Alopecosa
Arctosa gigantea (Gertsch, 1934) -- see Pirata
Arctosa hikosanensis Tanaka, 1985 -- see Kuncosa
Arctosa humicola (Bertkau, 1880) -- see Trochosa
Arctosa inconspicua (Bryant, 1948) -- see Trochosa
Arctosa konei (Berland, 1924) -- see Venatrix
Arctosa kwangreungensis Paik & Tanaka, 1986 -- see Kuncosa
Arctosa maderana Roewer, 1960 -- see Hogna
Arctosa mexicana (Banks, 1898) -- see Allocosa
Arctosa mongolica Schenkel, 1963 -- see Xerolycosa
Arctosa mulaiki Gertsch, 1934 -- see Allocosa
Arctosa nava Roewer, 1955 -- see Trochosa
Arctosa ningboensis Yin, Bao & Zhang, 1996 -- see Kuncosa
Arctosa pelusiaca (Audouin, 1826) -- see Alopecosa
Arctosa phegeia (Simon, 1909) -- see Kangarosa
Arctosa pugil (Bertkau, 1880) -- see Hogna
Arctosa quinquedens Dhali, Roy, Sen, Saha & Raychaudhuri, 2012 -- see Ovia
Arctosa renidens (Simon, 1876) -- see Alopecosa
Arctosa subcoelestis (Fox, 1935) -- see Lycosa
Arctosa tremula (Simon, 1899) -- see Anoteropsis
Arctosa workmani (Strand, 1909) -- see Prolycosides
In synonymy:
Arctosa afghana (Roewer, 1960) = Arctosa tbilisiensis Mcheidze, 1946 (Marusik & Nadolny, 2020: 71)
Arctosa albohastata (Emerton, 1894) = Arctosa alpigena (Doleschall, 1852) (Dondale & Redner, 1983a: 15)
Arctosa albonotata (Schmidt, 1895, T from Alopecosa) = Arctosa alpigena (Doleschall, 1852) (Mikhailov & Marusik, 2023: 226)
Arctosa allodroma (Walckenaer, 1802) = Arctosa cinerea (Fabricius, 1777) (Thorell, 1872a: 332, sub Lycosa)
Arctosa amalthea (L. Koch, 1876, T from Lycosa) = Arctosa maculata (Hahn, 1822) (Dahl, 1908: 317)
Arctosa amylacea (C. L. Koch, 1838, T from Lycorma) = Arctosa maculata (Hahn, 1822) (Lugetti & Tongiorgi, 1965: 197)
Arctosa binalis Yu & Song, 1988 = Arctosa depectinata (Bösenberg & Strand, 1906) (Wang, Marusik & Zhang, 2012: 55)
Arctosa biunguiculata (O. Pickard-Cambridge, 1873, T from Lycosa) = Arctosa alpigena (Doleschall, 1852) (Kulczyński, 1898: 105, sub Trochosa)
Arctosa brevialva (Franganillo, 1913) = Arctosa villica (Lucas, 1846) (Breitling et al., 2016b: 53)
Arctosa brevispina (Kulczyński, 1908) = Arctosa leopardus (Sundevall, 1833) (Lugetti & Tongiorgi, 1965: 194)
Arctosa cambrica (Blackwall, 1841) = Arctosa leopardus (Sundevall, 1833) (Thorell, 1872a: 331, sub Lycosa)
Arctosa cheluncata Petrunkevitch, 1925 = Arctosa tenella (Keyserling, 1877) (Dondale & Redner, 1983a: 21, sub Arctosa minuta)
Arctosa cinerea (Franganillo, 1913) = Arctosa perita (Latreille, 1799) (Breitling et al., 2016b: 53)
Arctosa cinerea minor Guy, 1966 = Arctosa similis Schenkel, 1938 (Buchar, Knoflach & Thaler, 2006: 334)
Arctosa danzhounensis Barrion, Barrion-Dupo & Heong, 2013 = Arctosa springiosa Yin, Wang, Xie & Peng, 1993 (Wang et al., 2021a: 25)
Arctosa farinosa C. L. Koch, 1847 = Arctosa maculata (Hahn, 1822) (Dahl, 1908: 317)
Arctosa filicata (Simon, 1876) = Arctosa perita (Latreille, 1799) (Simon, 1937: 1138, sub Lycosa)
Arctosa impercussa (Roewer, 1955) = Arctosa tbilisiensis Mcheidze, 1946 (Marusik & Nadolny, 2020: 71)
Arctosa imperiosa Gertsch, 1933 = Arctosa rubicunda (Keyserling, 1877) (Dondale & Redner, 1983a: 10)
Arctosa invasa (Savelyeva, 1972, T from Hyaenosa) = Arctosa cinerea (Fabricius, 1777) (Mikhailov, 1996: 104)
Arctosa japonica (Bösenberg & Strand, 1906) = Arctosa ipsa (Karsch, 1879) (Braun, 1963a: 81, sub Tricca japonica Simon)
Arctosa japonica (Simon, 1889, T from Trochosula) = Arctosa ipsa (Karsch, 1879) (Tanaka, 1980: 49, sub Tricca)
Arctosa kobayashii Yaginuma, 1960 = Arctosa subamylacea (Bösenberg & Strand, 1906) (Yaginuma, 1986a: 158)
Arctosa kozarovi Buchar, 1968 = Arctosa tbilisiensis Mcheidze, 1946 (Ovtsharenko, 1979: 40)
Arctosa latithorax Lugetti & Tongiorgi, 1965 = Arctosa variana C. L. Koch, 1847 (Buchar, Knoflach & Thaler, 2006: 329)
Arctosa lenzi (Roewer, 1951) = Arctosa atroventrosa (Lenz, 1886) (Roewer, 1960d: 645)
Arctosa leucophaea (Blackwall, 1837) = Arctosa cinerea (Fabricius, 1777) (Thorell, 1872a: 332, sub Lycosa)
Arctosa lucorum (L. Koch, 1877, T from Triccosta) = Arctosa lutetiana (Simon, 1876) (Braun, 1963a: 81, sub Tricca)
Arctosa lynx (Hahn, 1833) = Arctosa cinerea (Fabricius, 1777) (Thorell, 1872a: 332, sub Lycosa)
Arctosa maritima (Hentz, 1844, T from Lycosa = Trochosa) = Arctosa littoralis (Hentz, 1844) (Chamberlin, 1924b: 673)
Arctosa mayi (Strand, 1911) = Arctosa lacustris (Simon, 1876) (Wunderlich, 1992a: 453)
Arctosa minuta F. O. Pickard-Cambridge, 1902 = Arctosa tenella (Keyserling, 1877) (Paredes-Munguía, Brescovit & Teixeira, 2024: 45)
Arctosa panamana Petrunkevitch, 1925 = Arctosa littoralis (Hentz, 1844) (Dondale & Redner, 1983a: 25)
Arctosa perspicax (L. Koch, 1882, T from Alopecosella) = Arctosa fulvolineata (Lucas, 1846) (Bosmans & Van Keer, 2012a: 9)
Arctosa picta (Hahn, 1833) = Arctosa perita (Latreille, 1799) (Simon, 1876a: 276, sub Lycosa)
Arctosa pilipes (Lucas, 1846) = Arctosa cinerea (Fabricius, 1777) (Simon, 1937: 1138, sub Lycosa)
Arctosa polita (Emerton, 1885, T from Lycosa) = Arctosa rubicunda (Keyserling, 1877) (Montgomery, 1904: 307, sub Trochosa)
Arctosa quinaria (Emerton, 1894) = Arctosa raptor (Kulczyński, 1885) (Dondale & Redner, 1983a: 5)
Arctosa sabulonum (L. Koch, 1877) = Arctosa figurata (Simon, 1876) (Simon, 1937: 1139, sub Lycosa)
Arctosa sericata (C. L. Koch, 1837, T from Lycosa) = Arctosa leopardus (Sundevall, 1833) (Dahl, 1908: 321)
Arctosa soror (Simon, 1889) = Arctosa variana C. L. Koch, 1847 (Guy, 1966: 109)
Arctosa strandi (Caporiacco, 1940) = Arctosa personata (L. Koch, 1872) (Lugetti & Tongiorgi, 1966: 134)
Arctosa subfasciata (Simon, 1876) = Arctosa fulvolineata (Lucas, 1846) (Simon, 1937: 1141, sub Lycosa)
Arctosa subhirsuta (L. Koch, 1882, T from Lycosa) = Arctosa lacustris (Simon, 1876) (Bosmans & Van Keer, 2012a: 9)
Arctosa subhirsutella (Roewer, 1955, T from Alopecosa) = Arctosa lacustris (Simon, 1876) (Roewer, 1960d: 539, 874, sub Lycosa subhirsuta)
Arctosa subterranea (L. Koch, 1882) = Arctosa fulvolineata (Lucas, 1846) (Lugetti & Tongiorgi, 1965: 186)
Arctosa superba (L. Koch, 1872, T from Lycosa) = Arctosa alpigena (Doleschall, 1852) (Kulczyński, 1898: 105, sub Trochosa)
Arctosa tappaensis Gajbe, 2004 = Arctosa himalayensis Tikader & Malhotra, 1980 (Sankaran, Caleb & Sebastian, 2021a: 490)
Arctosa terminalis (Bertkau, 1880) = Arctosa figurata (Simon, 1876) (Kulczyński, 1898: 104, sub Trochosa)
Arctosa tomentosa (Simon, 1876) = Arctosa villica (Lucas, 1846) (Simon, 1937: 1140, sub Lycosa)
Arctosa trifida F. O. Pickard-Cambridge, 1902 = Arctosa littoralis (Hentz, 1844) (Dondale & Redner, 1983a: 25)
Arctosa turbida Roșca, 1935 = Arctosa stigmosa (Thorell, 1875) (Fuhn & Niculescu-Burlacu, 1971: 187)
Arctosa velox (Walckenaer, 1802) = Arctosa perita (Latreille, 1799) (Simon, 1876a: 276, sub Lycosa)
Arctosa vigilans (L. Koch, 1881, T from Lycosa) = Arctosa stigmosa (Thorell, 1875) (Dahl, 1908: 320)
Homonym replaced:
Arctosa himalayensis (Tikader & Malhotra, 1980) -- see Arctosa dhikala Sankaran & Caleb, 2023 Sankaran & Caleb, 2023b
Nomina dubia:
Arctosa atroventrosa (Lenz, 1886: 401, pl. 10, f. 11, j, originally in Lycosa) -- Sherwood & Jäger, 2024: 2
Arctosa cinerea obscura (Franganillo, 1913: 121, m, Spain, originally in Lycosa) -- Breitling et al., 2016b: 53
Arctosa misella (L. Koch, 1882: 660, j, Spain/Mallorca, originally in Lycosa) -- Bosmans & Van Keer, 2012a: 10
Arctosa nilotica (Audouin, 1826: 369, pl. 4, f. 7, f, Egypt, originally in Lycosa) -- Sherwood, 2024b: 197
Arctosa picturella (Strand, 1906b: 674, f, Ethiopia, originally in Tarentula) -- Nentwig et al., 2020: 24
Arctosa sandeshkhaliensis Majumder, 2004a: 121, f. 1-6 (mf, India) -- Sherwood & Caleb, 2024: 114
Arctosa schweinfurthi (Strand, 1906h: 96, f, Ethiopia, originally in Tarentula) -- Nentwig et al., 2020: 24