LITERATURE CITED
Amaral, A. do
1930 Estudos sobre ophidios neotropicos XVIII—Lista remissiva dos ophidios da região neotropica. Mem. Inst. Butantan, 4:129-275.
Boulenger, G. A.
1894 Catalogue of the snakes in the British Museum (Natural History). London, 2:xi + 382, pls. 1-20, figs. 1-25.
Cope, E. D.
1887 Catalogue of the batrachians and reptiles of Central America and Mexico. Bull. U. S. Nat. Mus., 32:1-98.
Duellman, W. E.
1958 A monographic study of the colubrid snake genus Leptodeira. Bull. Amer. Mus. Nat. Hist., 114:1-152, pls. 1-31, figs. 1-25, maps 1-25.
Duméril, A. M., and Bocourt, F.
1870-1909 Études sur les reptiles. Mission scientifique au Mexique et dans l'Amerique Centrale, Recherches zoologiques. Paris, Pt. 3, 1:xiv + 1012, pls. 1-77.
Dunn, E. R.
1928 A tentative key and arrangement of the American genera of Colubridae. Bull. Antivenin Inst. Amer., 2 (1):18-24.
1936 Notes on North American Leptodeira. Proc. Nat. Acad. Sci., 22 (12):689-698.
Garman, S.
1884 The North American reptiles and batrachians. Bull. Essex Inst., 16:1-46, 3 figs.
Günther, A. C. L. G.
1860 On new reptiles and fishes from Mexico. Proc. Zool. Soc. London, pp. 316-319.
1885-1902 Biologia Centrali-Americana. Reptilia and Batrachia. London, pp. xx + 1-326, pls. 1-76.
Taylor, E. H.
1938 Notes on Mexican snakes of the genus Leptodeira, with a proposal of a new snake genus, Pseudoleptodeira. Univ. Kansas Sci. Bull., 25:315-355, pls. 30-34, figs. 1-7.
Transmitted March 11, 1958. Contribution No. 11 from the Department of Biology, Wayne State University, Detroit 2, Michigan.