1838. Reptilia (in von Siebold, Fauna Japonica), pp. 1-144, illustrated.

Schmidt, K. P.

1927. Notes on Chinese amphibians. Bull. Amer. Mus. Nat. Hist., 54:553-575, 2 pls., October 14.

Shannon, F. A.

1956. The reptiles and amphibians of Korea. Herpetologica, 12:22-49, 1 pl., 1 fig., March 6.

1957. Addition to the herpetofauna of Korea. Herpetologica, 13:52, March 30.

Stejneger, L.

1907. Herpetology of Japan and adjacent territory. Bull. U. S. Nat. Mus., 58:xx + 577, 35 pls., 409 figs., July 22.

Stewart, G. D.

1953. Notes on a collection of amphibians from central Korea. Herpetologica, 9:146-148, October 30.