The reptiles of the Indo-Australian archipelago - Rooij, Nelly de (E.J. Brill, 1915)

The reptiles of the Pacific coast and great basin; an account of the species known to inhabit California, and Oregon, Washington, Idaho and Nevada - Van Denburgh, John, 1872 -1924 (California Academy of Sciences, 1897)

The reptiles of the Pacific coast and Great Basin; an account of the species known to inhabit California and Oregon, Washington, Idaho and Nevada - Van Denburgh, John, 1872 -1924 (California Academy of Sciences, 1897)

The reptiles of the Pacific coast and great basin; an account of the species known to inhabit California, and Oregon, Washington, Idaho and Nevada - Van Denburgh, John, 1872 -1924 (California academy of sciences, 1897)

The reptiles of the vicinity of New York City : with reference to the collection in The American Museum of Natural History - Ditmars, Raymond Lee, 1876 -1942 (The Museum, 1905)

Reptiles of the world: tortoises and turtles, crocodilians, lizards and snakes of the eastern and western hemispheres - Ditmars, Raymond Lee, 1876 -1942 (Sturgis and Walton, 1910)

Reptiles of the world : tortoises and turtles, crocodilians, lizards and snakes of the eastern and western hemispheres - Ditmars, Raymond Lee, 1876 -1942 (Macmillan Co, 1922)

Reptiles of the world: tortoises and turtles, crocodilians, lizards and snakes of the eastern and western hemispheres - Ditmars, Raymond Lee, 1876 -1942 (Macmillan, 1910)

The reptiles of western North America, an account of the species known to inhabit California and Oregon, Washington, Idaho, Utah, Nevada, Arizona, British Columbia, Sonora and Lower California - Van Denburgh, John, 1872 -1924 (California Academy of Sciences, 1922)

Reptilia and Batrachia - Boulenger, George Albert 1858 -1937 (Taylor and Francis, 1890)