- family: Sparassidae
- genus: Olios
- species: Olios abnormis (Blackwall, 1866)
- species: Olios acolastus (Thorell, 1890)
- species: Olios acostae Schenkel, 1953
- species: Olios actaeon (Pocock, 1899)
- species: Olios admiratus (Pocock, 1901)
- species: Olios africanus (Karsch, 1878)
- species: Olios albertius Strand, 1913
- species: Olios albinus Fox, 1937
- species: Olios albus Mello-Leitao, 1918
- species: Olios alluaudi Simon, 1887
- species: Olios amanensis Strand, 1907
- species: Olios annandalei (Simon, 1901)
- species: Olios annulatus (Cambridge, 1900)
- species: Olios antiguensis (Keyserling, 1880)
- species: Olios antiguensis columbiensis Schmidt, 1971
- species: Olios argelasius (Walckenaer, 1805)
- species: Olios aristophanei Lessert, 1936
- species: Olios artemis Hogg, 1915
- species: Olios atomarius Simon, 1880
- species: Olios attractus Petrunkevitch, 1911
- species: Olios audax (Banks, 1909)
- species: Olios aurantiacus Mello-Leitao, 1918
- species: Olios auricomis (Simon, 1880)
- species: Olios banananus Strand, 1916
- species: Olios batesi (Pocock, 1899)
- species: Olios baulnyi (Simon, 1874)
- species: Olios benitensis (Pocock, 1899)
- species: Olios berlandi Roewer, 1951
- species: Olios bhavnagarensis Sethi & Tikader, 1988
- species: Olios biarmatus Lessert, 1925
- species: Olios bibranchiatus Fox, 1937
- species: Olios bicolor Banks, 1914
- species: Olios bivittatus Roewer, 1951
- species: Olios bombilius (Cambridge, 1899)
- species: Olios brachycephalus Lawrence, 1938
- species: Olios bungarensis Strand, 1913
- species: Olios canalae Berland, 1924
- species: Olios canariensis (Lucas, 1838)
- species: Olios caprinus Mello-Leitao, 1918
- species: Olios cayanus Taczanowski, 1872
- species: Olios ceylonicus (Leardi, 1902)
- species: Olios chelifer Lawrence, 1937
- species: Olios chiracanthiformis (Strand, 1906)
- species: Olios chubbi Lessert, 1923
- species: Olios clarus (Keyserling, 1880)
- species: Olios claviger (Pocock, 1901)
- species: Olios coccineiventris (Simon, 1880)
- species: Olios coenobitus Fage, 1926
- species: Olios conspersipes (Thorell, 1899)
- species: Olios corallinus Schmidt, 1971
- species: Olios correvoni Lessert, 1921
- species: Olios correvoni choupangensis Lessert, 1936
- species: Olios correvoni nigrifrons Lawrence, 1928
- species: Olios crassus (Banks, 1909)
- species: Olios croseiceps (Pocock, 1898)
- species: Olios cursor (Thorell, 1894)
- species: Olios darlingi (Pocock, 1901)
- species: Olios darlingtoni Bryant, 1942
- species: Olios debilipes Mello-Leitao, 1945
- species: Olios derasus (C. L. Koch, 1845)
- species: Olios detritus (C. L. Koch, 1845)
- species: Olios digitalis Eydoux & Souleyet, 1841
- species: Olios discolorichelis Caporiacco, 1947
- species: Olios durlaviae Biswas & Raychaudhuri, 2005
- species: Olios ensiger (Cambridge, 1900)
- species: Olios erraticus Fage, 1926
- species: Olios erroneus O. P.-Cambridge, 1890
- species: Olios extensus Berland, 1924
- species: Olios exterritorialis Strand, 1907
- species: Olios faesi Lessert, 1933
- species: Olios fasciatus (Keyserling, 1880)
- species: Olios fasciculatus Simon, 1880
- species: Olios fasciiventris Simon, 1880
- species: Olios feldmanni Strand, 1915
- species: Olios ferox (Thorell, 1892)
- species: Olios ferrugineus (C. L. Koch, 1836)
- species: Olios fimbriatus Chrysanthus, 1965
- species: Olios flavens Nicolet, 1849
- species: Olios flavidus (O. P.-Cambridge, 1885)
- species: Olios floweri Lessert, 1921
- species: Olios fonticola (Pocock, 1902)
- species: Olios formosus Banks, 1929
- species: Olios foxi Roewer, 1951
- species: Olios francoisi (Simon, 1898)
- species: Olios franklinus Walckenaer, 1837
- species: Olios freyi Lessert, 1929
- species: Olios fugax (O. P.-Cambridge, 1885)
- species: Olios fugiens (O. P.-Cambridge, 1890)
- species: Olios fuhrmanni Strand, 1914
- species: Olios fuligineus (Pocock, 1901)
- species: Olios fulvithorax Berland, 1924
- species: Olios furcatus Lawrence, 1927
- species: Olios fuscovariatus Mello-Leitao, 1943
- species: Olios galapagoensis Banks, 1902
- species: Olios gentilis (Karsch, 1879)
- species: Olios giganteus Keyserling, 1884
- species: Olios gracilipes Taczanowski, 1872
- species: Olios grapsus Walckenaer, 1837
- species: Olios gravelyi Sethi & Tikader, 1988
- species: Olios greeni (Pocock, 1901)
- species: Olios guatemalensis Keyserling, 1887
- species: Olios guineibius Strand, 1911
- species: Olios guttipes (Simon, 1897)
- species: Olios hampsoni (Pocock, 1901)
- species: Olios helvus (Keyserling, 1880)
- species: Olios hirtus (Karsch, 1879)
- species: Olios hoplites Caporiacco, 1941
- species: Olios humboldtianus Berland, 1924
- species: Olios hyeroglyphicus Mello-Leitao, 1918
- species: Olios inaequipes (Simon, in Hasselt, 1890)
- species: Olios insignifer Chrysanthus, 1965
- species: Olios insulanus (Thorell, 1881)
- species: Olios iranii (Pocock, 1901)
- species: Olios isongonis Strand, 1915
- species: Olios ituricus Strand, 1913
- species: Olios jaldaparaensis Saha & Raychaudhuri, 2007
- species: Olios japonicus Jäger & Ono, 2000
- species: Olios kassenjicola Strand, 1916
- species: Olios keyserlingi (Simon, 1880)
- species: Olios kiranae Sethi & Tikader, 1988
- species: Olios kruegeri (Simon, 1897)
- species: Olios lacticolor Lawrence, 1952
- species: Olios laevatus (Simon, 1897)
- species: Olios lamarcki (Latreille, 1806)
- species: Olios lamarcki taprobanicus Strand, 1913
- species: Olios lepidus Vellard, 1924
- species: Olios longespinus Caporiacco, 1947
- species: Olios longipedatus Roewer, 1951
- species: Olios longipedes Roewer, 1951
- species: Olios luctuosus Banks, 1898
- species: Olios lutescens (Thorell, 1894)
- species: Olios luteus (Keyserling, 1880)
- species: Olios machadoi Lawrence, 1952
- species: Olios macroepigynus Soares, 1944
- species: Olios maculatus (Blackwall, 1862)
- species: Olios maculinotatus Strand, 1909
- species: Olios mahabangkawitus Barrion & Litsinger, 1995
- species: Olios malagassus Strand, 1907
- species: Olios malagassus septifer Strand, 1908
- species: Olios manifestus O. P.-Cambridge, 1890
- species: Olios marshalli (Pocock, 1898)
- species: Olios mathani (Simon, 1880)
- species: Olios menghaiensis (Wang & Zhang, 1990)
- species: Olios milleti (Pocock, 1901)
- species: Olios minax (O. P.-Cambridge, 1896)
- species: Olios minensis (Mello-Leitao, 1917)
- species: Olios mohavensis Fox, 1937
- species: Olios monticola Berland, 1924
- species: Olios morbillosus (MacLeay, 1827)
- species: Olios mordax (O. P.-Cambridge, 1899)
- species: Olios mutabilis Mello-Leitao, 1917
- species: Olios mygalinus Doleschall, 1857
- species: Olios mygalinus cinctipes Merian, 1911
- species: Olios mygalinus nigripalpis Merian, 1911
- species: Olios nanningensis (Hu & Ru, 1988)
- species: Olios naturalisticus Chamberlin, 1924
- species: Olios neocaledonicus Berland, 1924
- species: Olios nigrifrons (Simon, 1897)
- species: Olios nigristernis (Simon, 1880)
- species: Olios nigriventris Taczanowski, 1872
- species: Olios nigrovittatus (Keyserling, 1880)
- species: Olios niveomaculatus Mello-Leitao, 1941
- species: Olios nossibeensis Strand, 1907
- species: Olios oberzelleri Kritscher, 1966
- species: Olios obesulus (Pocock, 1901)
- species: Olios obscurus (Keyserling, 1880)
- species: Olios obtusus (Cambridge, 1900)
- species: Olios occidentalis (Karsch, 1879)
- species: Olios orchiticus Mello-Leitao, 1930
- species: Olios ornatus (Thorell, 1877)
- species: Olios oubatchensis Berland, 1924
- species: Olios paalongus Barrion & Litsinger, 1995
- species: Olios pacifer Lessert, 1921
- species: Olios paenuliformis Strand, 1916
- species: Olios pagurus Walckenaer, 1837
- species: Olios paraensis (Keyserling, 1880)
- species: Olios patagiatus (Simon, 1897)
- species: Olios pellucidus (Keyserling, 1880)
- species: Olios peninsulanus Banks, 1898
- species: Olios perezi Barrion & Litsinger, 1995
- species: Olios peruvianus Roewer, 1951
- species: Olios phipsoni (Pocock, 1899)
- species: Olios pictitarsis (Simon, 1880)
- species: Olios plumipes Mello-Leitao, 1937
- species: Olios positivus Chamberlin, 1924
- species: Olios praecinctus (L. Koch, 1865)
- species: Olios princeps Hogg, 1914
- species: Olios provocator Walckenaer, 1837
- species: Olios pulchripes (Thorell, 1899)
- species: Olios punctipes Simon, 1884
- species: Olios punctipes sordidatus (Thorell, 1895)
- species: Olios puniceus (Simon, 1880)
- species: Olios punjabensis Dyal, 1935
- species: Olios pusillus Simon, 1880
- species: Olios pyrozonis (Pocock, 1901)
- species: Olios quinquelineatus Taczanowski, 1872
- species: Olios roeweri Caporiacco, in Roewer, 1955
- species: Olios rosettii (Leardi, 1901)
- species: Olios rotundiceps (Pocock, 1901)
- species: Olios rubripes Taczanowski, 1872
- species: Olios rubriventris (Thorell, 1881)
- species: Olios rufilatus (Pocock, 1899)
- species: Olios rufus (Keyserling, 1880)
- species: Olios ruwenzoricus Strand, 1913
- species: Olios sanctivincenti (Simon, 1897)
- species: Olios sanguinifrons (Simon, 1906)
- species: Olios scalptor Jäger & Ono, 2001
- species: Olios scepticus Chamberlin, 1924
- species: Olios schistus Chamberlin, 1919
- species: Olios schonlandi (Pocock, 1900)
- species: Olios senilis Simon, 1880
- species: Olios sericeus (Kroneberg, 1875)
- species: Olios sexpunctatus Caporiacco, 1947
- species: Olios sherwoodi Lessert, 1929
- species: Olios similaris (Rainbow, 1898)
- species: Olios similis (O. P.-Cambridge, 1890)
- species: Olios simoni (O. P.-Cambridge, 1890)
- species: Olios sjostedti Lessert, 1921
- species: Olios skwarrae (Roewer, 1933)
- species: Olios socotranus (Pocock, 1903)
- species: Olios somalicus Caporiacco, 1940
- species: Olios soratensis Strand, 1907
- species: Olios spenceri Pocock, 1896
- species: Olios spiculosus (Pocock, 1901)
- species: Olios spinipalpis (Pocock, 1901)
- species: Olios stictopus (Pocock, 1898)
- species: Olios stimulator (Simon, 1897)
- species: Olios strandi Kolosváry, 1934
- species: Olios striatus (Blackwall, 1867)
- species: Olios stylifer (Cambridge, 1900)
- species: Olios suavis (O. P.-Cambridge, 1876)
- species: Olios subadultus Mello-Leitao, 1930
- species: Olios subpusillus Strand, 1907
- species: Olios sulphuratus (Thorell, 1899)
- species: Olios sylvaticus (Blackwall, 1862)
- species: Olios tamerlani Roewer, 1951
- species: Olios tarandus (Simon, 1897)
- species: Olios tener (Thorell, 1891)
- species: Olios tiantongensis (Zhang & Kim, 1996)
- species: Olios tigrinus (Keyserling, 1880)
- species: Olios tikaderi Kundu, Biswas & Raychaudhuri, 1999
- species: Olios timidus (O. P.-Cambridge, 1885)
- species: Olios triarmatus Lessert, 1936
- species: Olios trifurcatus (Pocock, 1899)
- species: Olios trinitatis Strand, 1916
- species: Olios tuckeri Lawrence, 1927
- species: Olios valenciae Strand, 1916
- species: Olios variatus (Thorell, 1899)
- species: Olios velox (Simon, 1880)
- species: Olios ventrosus Nicolet, 1849
- species: Olios vestigator (Simon, 1897)
- species: Olios vitiosus Vellard, 1924
- species: Olios vittifemur Strand, 1916
- species: Olios werneri (Simon, 1906)
- species: Olios wolfi Strand, 1911
- species: Olios wroughtoni (Simon, 1897)
- species: Olios xerxes (Pocock, 1901)
- species: Olios yucatanus Chamberlin, 1925
- species: Olios zebra (Thorell, 1881)
- species: Olios zulu Simon, 1880