Amphibians and Reptiles of the Rainforests of Southern El Petén, Guatemala

by William Edward Duellman

Firschein, I. L. and Smith, H. M.

1957. A high-crested race of toad (Bufo valliceps) and other noteworthy reptiles and amphibians from southern Mexico. Herpetologica, 13:219-222, October 31.

Lundell, C. L.

1937. The vegetation of Petén. Carnegie Institute Washington Publ. 178:1-244, pls. 1-39. June 16.

Neill, W. T. and Allen, R.

1959. Studies on the amphibians and reptiles of British Honduras. Publ. Ross Allen's Reptile Inst., 2:1-76, November 10.

Sapper, K.

1932. Klimakunde von Mittelamerika. In Handbuch Klimakunde, 2:1-74, Taf. 1-13.

Schmidt, K. P.

1936. Guatemalan salamanders of the genus Oedipus. Zool. Ser. Field Mus. Nat. Hist., 20:135-166, October 31.