88–89). Zim HS, Smith HM (1956). Reptiles and Amphibians: A Guide to Familiar Species: A Golden Nature Guide. Revised Edition. New York: Simon and Schuster. 160 pp. (Gerrhonotus liocephalus [infernalis], pp. 66, 155). External links Herps of Texas: Gerrhonotus infernalis Gerrhonotus Reptiles of the United States Reptiles of Mexico Fauna of the Rio Grande valleys Natural history of the Mexican Plateau Reptiles described in 1859 Taxa named by Spencer Fullerton Baird