Bibliography

Okawa, H., and T. Utsunomiya. 1989. Hynobius nebulosus from Hiroshima prefecture. Matsui, M., T. Hikida, and R. C. Goris eds., Current Herpetology in East Asia. Proceedings of the Second Japan–China Herpetological Symposium, Kyoto, July 1988: 142–146. Kyoto, Herpetological Society of Japan.