Checklist for Infraclass Megoperculata Börner, 1902 and region Mongolia (East Asia)
List of families for Mongolia 30 Families width 448 Species and 5 Subspecies #ACDGHLMOPSTZ
| Agelenidae C. L. Koch, 1837 | Agelenid Spiders | 2 | Species | Taxom | | Antrodiaetidae Gertsch, 1940 | Folding trapdoor spider | 1 | Species | Taxom | | Araneidae Simon, 1895 | Golden orb web spiders | 8 | Species | Taxom | | Atypidae Thorell, 1870 | Atypical tarantulas | 1 | Species | Taxom | | Charontidae Simon, 1892 | | 2 | Species | Taxom | | Clubionidae Wagner, 1887 | Clubiones | 9 | Species | Taxom | | Corinnidae Karsch, 1880 | Ant-like Sac Spiders | 1 | Species | Taxom | | Cybaeidae Banks, 1892 | Pond Water Spiders | 2 | Species | Taxom | | Dictynidae O. P-Cambridge, 1871 | Dictynid spiders | 12 | Species | Taxom | | Dysderidae C. L. Koch, 1837 | Dysderid spiders | 2 | Species | Taxom | | Gnaphosidae Pocock, 1898 | Flat-bellied ground spiders | 72 | Species | Taxom | | Hubbardiidae Cook, 1899 | Hubbardiid shorttailed whipscorpions | 1 | Species | Taxom | | Linyphiidae Blackwall, 1859 | Dwarf spiders | 119 | Species | Taxom | | Liocranidae Simon, 1897 | Liocranid sac spiders | 1 | Species | Taxom | | Lycosidae Lehtinen & H..., 1979 | Ground Spiders | 49 | Species | Taxom | | Mecicobothriidae Holmberg, 1882 | Dwarf tarantula | 1 | Species | Taxom | | Mimetidae Simon, 1881 | Pirate spider | 1 | Species | Taxom | | Miturgidae Simon, 1885 | Long-legged sac spiders | 5 | Species | Taxom | | Oxyopidae Thorell, 1870 | Lynx spiders | 1 | Species | Taxom | | Philodromidae Thorell, 1870 | False crab spiders | 14 | Species | Taxom | | Pisauridae Simon, 1890 | Big wolf spider | 1 | Species | Taxom | | Salticidae Blackwall, 1842 | Jumping Spider | 90 | Species | Taxom | | Tetragnathidae Menge, 1866 | Elongated Orb Weavers | 2 | Species | Taxom | | Thelyphonidae Lucas, 1835 | | 1 | Species | Taxom | | Theridiidae Sundevall, 1833 | Cobweb And Widow Spiders | 8 | Species | Taxom | | Thomisidae Sundevall, 1833 | Crab Spider | 31 | Species | Taxom | | Titanoecidae Lehtinen, 1967 | Rock Weavers | 3 | Species | Taxom | | Zodariidae Thorell, 1881 | Ant spiders | 6 | Species | Taxom | | Zoridae F. O. P-Camb..., 1893 | Wandering Spiders | 1 | Species | Taxom | | Zoropsidae Bertkau, 1882 | False Huntsman Spiders | 1 | Species | Taxom |
Subnodes of Megoperculata with occurrences in Mongolia | Order | Amblypygi Thorell, 1883 Amblypygids, Tail-less whip scorpions, tailless whip scorpions, Tailless Whipscorpions, whip scorpions, whip spider, Whip spiders, Whip-spiders | 1 2 2 | Family Genera Species | Taxom
| | Order | Araneae Clerck, 1757 Spider, Spiders, True Spiders | 27 172 444 | Families Genera Species | Taxom
| | Order | Uropygi O. P-Cambridge, 1872 Uropygids, vinegaroons, whip scorpion, whip scorpions, Whip-scorpions, Whipscorpions, Windscorpions | 2 2 2 | Families Genera Species | Taxom
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