Requested reference
Nishikawa, Y. (1972). Arachnida from abandoned mines in the northern part of Osaka Prefecture. Faculty of Letters Revue, Otemon Gakuin University 6: 95-102. 
-- Show included taxa
Nishikawa, Y. (1972). Arachnida from abandoned mines in the northern part of Osaka Prefecture. Faculty of Letters Revue, Otemon Gakuin University 6: 95-102. -- Show included taxa