Kaestneria is a genus of dwarf spiders that was first described by H. Wiehle in 1956.
Species it contains eight species, found in Canada, China, Czech Republic, Hungary, Indonesia, Japan, Malaysia, Mongolia, Poland, Romania, Russia, Slovakia, Ukraine, and the United States: Kaestneria bicultrata Chen & Yin, 2000 – China, Indonesia (Sumatra, Belitung Is.) Kaestneria dorsalis (Wider, 1834) (type) – Europe, Russia (Europe to South Siberia) Kaestneria longissima (Zhu & Wen, 1983) – Russia (Far East), China Kaestneria minima Locket, 1982 – Malaysia Kaestneria pullata (O. Pickard-Cambridge, 1863) – North America, Europe, Russia (Europe to Far East), China, Mongolia, Japan Kaestneria rufula (Hackman, 1954) – USA, Canada Kaestneria torrentum (Kulczyński, 1882) – Poland, Czechia, Slovakia, Hungary, Romania, Ukraine Kaestneria valentissima Irfan & Peng, 2018 – China
References