Requested reference
Dziabaszewski, A. (1967). Physocyclus simoni Berland, a new representative of Pholcidae in Poland and middle Europe. Przegląd Zoologiczny 11: 139-141. 
-- Show included taxa
Dziabaszewski, A. (1967). Physocyclus simoni Berland, a new representative of Pholcidae in Poland and middle Europe. Przegląd Zoologiczny 11: 139-141. -- Show included taxa