Gonatium is a genus of dwarf spiders that was first described by Anton Menge in 1868.
Species it contains twenty species, found in Algeria, Bulgaria, Canada, China, France, Israel, Italy, Japan, Kazakhstan, Kenya, Korea, Macedonia, Morocco, Portugal, Romania, Russia, Spain, Turkey, and the United States: Gonatium arimaense Oi, 1960 – Korea, Japan Gonatium biimpressum Simon, 1884 – France (Corsica), Italy Gonatium cappadocium Millidge, 1981 – Turkey Gonatium crassipalpum Bryant, 1933 – USA, Canada Gonatium dayense Simon, 1884 – Algeria Gonatium ensipotens (Simon, 1881) – Portugal, Spain, France, Italy Gonatium geniculosum Simon, 1918 – France Gonatium hilare (Thorell, 1875) – Central and southern Europe, Azerbaijan? Gonatium japonicum Simon, 1906 – Russia (Far East), China, Korea, Japan Gonatium nemorivagum (O. Pickard-Cambridge, 1875) – Southern Europe Gonatium nipponicum Millidge, 1981 – Russia (Far East), Japan Gonatium occidentale Simon, 1918 – Spain, France, Morocco, Algeria, Israel Gonatium orientale Fage, 1931 – Romania, Bulgaria Gonatium pacificum Eskov, 1989 – Russia (Middle Siberia to Far East) Gonatium paradoxum (L. Koch, 1869) – Europe Gonatium petrunkewitschi Caporiacco, 1949 – Kenya Gonatium rubellum (Blackwall, 1841) – Europe, Russia (Europe to Far East) Gonatium rubens (Blackwall, 1833) (type) – Europe, Caucasus, Russia (Europe to Far East), Kazakhstan, Central Asia, Japan Gonatium strugaense Drensky, 1929 – Macedonia Gonatium tridentatum Irfan, Zhang, Cai & Zhang, 2025 – China (Chongqing)
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