Requested reference
Tanaka, H. (1991). Lycosid spiders of Japan VII. The genus Arctosa C. L. Koch. Sonoda Women's College Studies 25: 289-316. 
-- Show included taxa
Tanaka, H. (1991). Lycosid spiders of Japan VII. The genus Arctosa C. L. Koch. Sonoda Women's College Studies 25: 289-316. -- Show included taxa