| Acaridae Latreille, 1802 | Acarid mites | 1 | Species | Taxom |
| Agelenidae C. L. Koch, 1837 | Agelenid Spiders | 2 | Species | Taxom |
| Amblyommidae Banks, 1907 | | 19 | Species | Taxom |
| Ammotrechidae Roewer, 1934 | Curve-faced solifugid | 1 | Species | Taxom |
| Anapidae Simon, 1895 | Anapid spiders | 2 | Species | Taxom |
| Anderemaeidae Balogh, 1972 | | 0 | Species | Taxom |
| Anyphaenidae Bertkau, 1878 | Anyphaenid sac spiders | 8 | Species | Taxom |
| Araneidae Simon, 1895 | Golden orb web spiders | 124 | Species | Taxom |
| Argasidae C. L. Koch, 1844 | Soft tick | 0 | Species | Taxom |
| Bdellidae Dugès, 1834 | Snout Mites | 1 | Species | Taxom |
| Blattisociidae (Garman, 1948) | | 0 | Species | Taxom |
| Bothriuridae Simon, 1880 | | 1 | Species | Taxom |
| Buthidae C. L. Koch, 1837 | Arrowbreasted scorpions | 10 | Species | Taxom |
| Camisiidae Oudemans, 1900 | | 0 | Species | Taxom |
| Canestriniidae Berlese, 1884 | | 6 | Species | Taxom |
| Cepheusidae Berlese, 1896 | | 0 | Species | Taxom |
| Ceratoppiidae (Kunst, 1971) | | 0 | Species | Taxom |
| Cithaeronidae Simon, 1893 | Cithaeronid spiders | 1 | Species | Taxom |
| Clubionidae Wagner, 1887 | Clubiones | 3 | Species | Taxom |
| Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 14 | Species | Taxom |
| Cosmetidae C. L. Koch, 1839 | | 12 | Species | Taxom |
| Ctenidae Keyserling, 1877 | Tropical wolf spiders | 11 | Species | Taxom |
| Ctenizidae Thorell, 1887 | Cork-lid trapdoor spider | 3 | Species | Taxom |
| Deinopidae C. L. Koch, 1850 | Net-casters | 1 | Species | Taxom |
| Deraiophoridae Trägårdh, 1952 | | 0 | Species | Taxom |
| Dictynidae O. P-Cambridge, 1871 | Dictynid spiders | 7 | Species | Taxom |
| Digamasellidae Evans, 1957 | | 1 | Species | Taxom |
| Dysderidae C. L. Koch, 1837 | Dysderid spiders | 1 | Species | Taxom |
| Epidermoptidae Trouessart, 1892 | | 1 | Species | Taxom |
| Epilohmanniidae Oudemans, 1923 | | 1 | Species | Taxom |
| Eremobelbidae Balogh, 1961 | | 1 | Species | Taxom |
| Ereynetidae Schrank, 1776 | | 1 | Species | Taxom |
| Eviphididae Berlese, 1913 | | 1 | Species | Taxom |
| Falculiferidae Oudemans, 1905 | | 1 | Species | Taxom |
| Filistatidae Ausserer, 1867 | Crevice weaver | 1 | Species | Taxom |
| Geogarypidae Chamberlin, 1930 | | 1 | Species | Taxom |
| Gnaphosidae Pocock, 1898 | Flat-bellied ground spiders | 8 | Species | Taxom |
| Hahniidae Bertkau, 1878 | Dwarf sheet spiders | 0 | Species | Taxom |
| Haplozetidae Grandjean, 1936 | | 1 | Species | Taxom |
| Hersiliidae Thorell, 1870 | Hersiliids | 1 | Species | Taxom |
| Histiostomatidae Berlese, 1897 | | 0 | Species | Taxom |
| Hubbardiidae Cook, 1899 | Hubbardiid shorttailed whipscorpions | 2 | Species | Taxom |
| Hydryphantidae Piersig, 1896 | | 1 | Species | Taxom |
| Hygrobatidae Koch, 1842 | | 1 | Species | Taxom |
| Idiopidae Simon, 1892 | Armored trapdoor spiders | 1 | Species | Taxom |
| Ixodidae C. L. Koch, 1844 | Hard Tick | 2 | Species | Taxom |
| Johnstonianidae Thor, 1935 | | 1 | Species | Taxom |
| Krendowskiidae Viets, 1926 | | 0 | Species | Taxom |
| Lardoglyphidae Oudemans, 1927 | | 1 | Species | Taxom |
| Linyphiidae Blackwall, 1859 | Dwarf spiders | 8 | Species | Taxom |
| Lycosidae Lehtinen & H..., 1979 | Ground Spiders | 13 | Species | Taxom |
| Megacelaenopsidae Funk, 1975 | | 0 | Species | Taxom |
| Microzetidae Grandjean, 1936 | | 0 | Species | Taxom |
| Mimetidae Simon, 1881 | Pirate spider | 3 | Species | Taxom |
| Miturgidae Simon, 1885 | Long-legged sac spiders | 2 | Species | Taxom |
| Mochlozetidae Grandjean, 1960 | | 0 | Species | Taxom |
| Monoscutidae (Forster, 1948) | | 1 | Species | Taxom |
| Mysmenidae Petrunkevitch, 1928 | Dwarf cobweb spiders | 3 | Species | Taxom |
| Nanhermanniidae Sellnick, 1928 | | 1 | Species | Taxom |
| Neothrombiidae Feider, 1959 | | 1 | Species | Taxom |
| Ochyroceratidae Fage, 1912 | Midget ground weaver | 0 | Species | Taxom |
| Oecobiidae Blackwall, 1862 | Disc web spider | 1 | Species | Taxom |
| Oonopidae Simon, 1890 | Dwarf Cell Spiders | 26 | Species | Taxom |
| Oppiidae Sellnick, 1937 | | 2 | Species | Taxom |
| Otopheidomenidae Treat, 1955 | | 0 | Species | Taxom |
| Oxyopidae Thorell, 1870 | Lynx spiders | 10 | Species | Taxom |
| Pachylaelapidae Berlese, 1913 | | 1 | Species | Taxom |
| Parasitidae Oudemans, 1901 | Beetle Mites | 1 | Species | Taxom |
| Peloppiidae Balogh, 1943 | | 1 | Species | Taxom |
| Phenopelopidae Petrunkevitch, 1955 | | 0 | Species | Taxom |
| Philodromidae Thorell, 1870 | False crab spiders | 2 | Species | Taxom |
| Pholcidae C. L. Koch, 1851 | Carpenter spider | 13 | Species | Taxom |
| Phrynidae Blanchard, 1852 | | 4 | Species | Taxom |
| Phthiracaridae Perty, 1841 | | 1 | Species | Taxom |
| Phytoseiidae Berlese, 1916 | Phytoseiid mites | 1 | Species | Taxom |
| Pisauridae Simon, 1890 | Big wolf spider | 6 | Species | Taxom |
| Plectreuridae Simon, 1893 | Plectreurid spider | 2 | Species | Taxom |
| Podapolipidae Husband, 1990 | | 4 | Species | Taxom |
| Polyaspididae Berlese, 1913 | | 0 | Species | Taxom |
| Psoroptidae Hering, 1838 | Scab mites | 0 | Species | Taxom |
| Pyroglyphidae Cunliffe, 1958 | Dust mites | 0 | Species | Taxom |
| Ricinoididae Ewing, 1929 | Hooded tickspiders | 1 | Species | Taxom |
| Salticidae Blackwall, 1842 | Jumping Spider | 90 | Species | Taxom |
| Sarcoptidae Megnin, 1877 | Itch mites | 2 | Species | Taxom |
| Sclerosomatidae Simon, 1879 | Sclerosomatid Harvestmen | 5 | Species | Taxom |
| Scorpionidae Pierre André..., 1802 | Largeclaw scorpions | 3 | Species | Taxom |
| Scytodidae Blackwall, 1864 | Glue spitter | 9 | Species | Taxom |
| Selenopidae Simon, 1897 | Flatties | 3 | Species | Taxom |
| Senoculidae Simon, 1890 | Senoculid spiders | 1 | Species | Taxom |
| Sicariidae Keyserling, 1880 | Brown recluse spiders | 1 | Species | Taxom |
| Sparassidae Bertkau, 1872 | Giant crab spiders | 2 | Species | Taxom |
| Stygnopsidae Sørensen, 1932 | | 1 | Species | Taxom |
| Suctobelbidae Jacot, 1938 | | 5 | Species | Taxom |
| Symphytognathidae Hickman, 1931 | Dwarf orb-weavers | 1 | Species | Taxom |
| Tarsonemidae Kramer, 1877 | Tarsonemid mites | 3 | Species | Taxom |
| Tengellidae (Dahl, 1908) | Tengellid spiders | 2 | Species | Taxom |
| Tenuipalpidae Berlese, 1913 | False spider mites | 7 | Species | Taxom |
| Tetrablemmidae O. P-Cambridge, 1873 | Armored spider | 1 | Species | Taxom |
| Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 27 | Species | Taxom |
| Tetranychidae Donnadieu, 1875 | Spider mites | 34 | Species | Taxom |
| Thelyphonidae Lucas, 1835 | | 1 | Species | Taxom |
| Theraphosidae Thorell, 1870 | Bird-eating spiders | 9 | Species | Taxom |
| Theridiidae Sundevall, 1833 | Cobweb And Widow Spiders | 96 | Species | Taxom |
| Theridiosomatidae Simon, 1881 | Ray orbweavers | 3 | Species | Taxom |
| Thomisidae Sundevall, 1833 | Crab Spider | 9 | Species | Taxom |
| Titanoecidae Lehtinen, 1967 | Rock Weavers | 2 | Species | Taxom |
| Trachytidae Tragärdh, 1938 | | 0 | Species | Taxom |
| Trachyuropodidae Kramer, 1881 | | 0 | Species | Taxom |
| Trechaleidae Simon, 1890 | Trechaleid spiders | 5 | Species | Taxom |
| Trematuridae Berlese, 1917 | | 7 | Species | Taxom |
| Uloboridae Thorell, 1869 | Cribellate orb weavers | 13 | Species | Taxom |
| Unionicolidae Oudemans, 1909 | | 1 | Species | Taxom |
| Urodinychidae Berlese, 1917 | | 1 | Species | Taxom |
| Uropodidae Kramer, 1881 | | 0 | Species | Taxom |
| Vaejovidae Thorell, 1876 | | 1 | Species | Taxom |
| Zalmoxidae (Sörensen, 1886) | | 0 | Species | Taxom |
| Zodariidae Thorell, 1881 | Ant spiders | 3 | Species | Taxom |
| Zorocratidae (Dahl, 1913) | Zorocratid spider | 0 | Species | Taxom |
