original descriptionTakakuwa, Y. (1940). Eine neue Kopidoiulus-Art aus Japan. Zoological Magazine, 52(7): 263-265[details]
additional sourceMurakami, Y. (1990). The millipeds of the genus Kopidoiulus (Diplopoda, Julida, Mongoliulidae). Journal of the Speleological Society of Japan, 15: 1-14 page(s): 6 [details]
additional sourceTakashima, H.; Haga, A. (1956). A contribution towards the Japanese cave-dwelling species of the class Diplopoda [Jpn. with Eng. title]. Journal of the Yamashina Institute for Ornithology, 8: 329-343 page(s): 340 [details] Available for editors
Present Inaccurate Introduced: alien Containing type locality