The Amphibians and Reptiles of Michoacán, México

by William Edward Duellman

Webb, R. G.

1958. The status of the Mexican lizards of the genus Mabuya. Univ. Kansas Sci. Bull., 38:1303-1313, March 2.

Wellman, J.

1959. Notes on the variation in and distribution of the Mexican colubrid snake Coniophanes lateritius. Herpetologica, 15:127-128, September 10.

Woodbury, A. M., and Woodbury, D. M.

1944. Notes on Mexican snakes from Oaxaca. Jour. Washington Acad. Sci., 34:360-373, November 15.

Zweifel, R. G.

1957. A new frog of the genus Rana from Michoacán, Mexico. Copeia, 1957 (2):78-83, July 15.

1959a. Variation in and distribution of lizards of western Mexico related to Cnemidophorus sacki. Bull. Amer. Mus. Nat. Hist., 117:57-116, April 27.

1959b. Additions to the herpetofauna of Nayarit, Mexico. Amer. Mus. Novitates, 1953:1-13, June 26.