Gnathonarium

Gnathonarium is a genus of dwarf spiders that was first described by Ferdinand Anton Franz Karsch in 1881.

Species
it contains seven species and one subspecies, found in Canada, China, Israel, Japan, Kazakhstan, Korea, Mongolia, the Philippines, Russia, Turkey, and the United States:
 * Gnathonarium biconcavum Tu & Li, 2004 – China
 * Gnathonarium dentatum (Wider, 1834) (type) – Europe, North Africa, Turkey, Caucasus, Russia (Europe to Far East), Kazakhstan, Central Asia, China, Korea, Japan
 * Gnathonarium d. orientale (O. Pickard-Cambridge, 1872) – Israel
 * Gnathonarium exsiccatum (Bösenberg & Strand, 1906) – Japan
 * Gnathonarium gibberum Oi, 1960 – Russia (South Siberia), China, Korea, Japan
 * Gnathonarium luzon Tanasevitch, 2017 – Philippines (Luzon)
 * Gnathonarium suppositum (Kulczyński, 1885) – Russia (Middle Siberia to Far East), USA (Alaska), Canada
 * Gnathonarium taczanowskii (O. Pickard-Cambridge, 1873) – Russia (Urals to Far East), Kazakhstan, Mongolia, China, USA (Alaska), Canada