Requested reference
Kupryjanowicz, J. (1997a). Spiders of the Biebrza National Park - species new and rare to Poland. Proceedings of the 16th European Colloquium of Arachnology, pp. 183-194. 
-- Show included taxa
Kupryjanowicz, J. (1997a). Spiders of the Biebrza National Park - species new and rare to Poland. Proceedings of the 16th European Colloquium of Arachnology, pp. 183-194. -- Show included taxa