1932. Reptiles and amphibians from Honduras. Proc. Acad. Nat. Sci. Philadelphia, 84:24-25. March 22.

Fouquette, M. J.

1958. A new tree frog, Genus Hyla, from the Canal Zone. Herpetologica, 14:125-128. April 25.

Gaige, H. T.

1936. Some reptiles and amphibians from Yucatan and Campeche, México. Carnegie Inst. Washington Publ., 457:289-304.

Gosner, K. L.

1960. A simplified table for staging anuran embryos and larvae with notes on identification. Herpetologica, 16:183-190. June 17.

Günther, A. C. L.

1859. Catalogue of the Batrachia Salientia in the British Museum. pp. 1-160.
1885-1902. Biologia Centrali Americana. Reptilia and Batrachia. London, xx + 326 pp., pls. 1-76.

Kellogg, R.