Savitzky Alan H
Division of Reptiles and Amphibians, National Museum of Natural History, Smithsonian Institution, Washington, D.C., 20560.
Museum of Natural History and Department of Systematics and Ecology, University of Kansas, Lawrence, Kansas, 66045.
Evolution. 1980 Nov;34(6):1194-1204. doi: 10.1111/j.1558-5646.1980.tb04065.x.