Requested reference
Esyunin, S. L. & Efimik, V. E. (1996a). Catalogue of the Spiders (Arachnida, Aranei) of the Urals. KMK Scientific Press, Moscow, 228 pp. 
-- Show included taxa
Esyunin, S. L. & Efimik, V. E. (1996a). Catalogue of the Spiders (Arachnida, Aranei) of the Urals. KMK Scientific Press, Moscow, 228 pp. -- Show included taxa