Requested reference
Yoshida, H. (1989a). A new species of the genus Nesticus (Araneae: Nesticidae) from Yamagata Prefecture, Japan. In: Nishikawa, Y. & H. Ono (eds.) Arachnological Papers Presented to Takeo Yaginuma on the Occasion of his Retirement. Osaka Arachnologists' Group, Osaka, pp. 43-45. -- Show included taxa