This map illustrates the distributions of 11 species (and the partial distribution of a 12th species, G. ouachitensis), of turtles in the genus Graptemys. The black dots and squares represent the type localities. It is based on text and maps published in the following references. Dixon, J. R. 2013. Amphibians and Reptiles of Texas, with Keys, Taxonomic Synopses, Bibliography, and Distribution Maps. 3nd Edition. Texas A&M University Press. College Station, Texas. viii, 477 pp. Dundee, H. A. and D. A. Rossman. 1989. The Amphibians and Reptiles of Louisiana. Louisiana State University Press, Baton Rouge, Louisiana. xi, 300 pp. Ennen, J. R., J. E. Lovich, and R. Birkhead. 2012. Graptemys pearlensis. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles.889.1-4. Ernst, C. H. and L. E. Lovich. 2009. Turtles of the United States and Canada. The Johns Hopkins University Press. Baltimore, Maryland. xii, 827 pp. Haynes, David. 1976. Graptemys caglei. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles. 184: 1-2. Iverson, J. B. 1992. A Revised Checklist with Distribution Maps of the Turtles of the World. Green Nature Books, Homestead, Florida. xiii, 363 pp. Lahanas, P. N. 1986. Graptemys nigrinoda. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles. 396: 1-2. Lindeman, Peter V. 2013. The Map Turtle and Sawback Atlas, Ecology, Evolution, Distribution, and Conservation. (Vol. 12 Animal Natural History Series). University of Oklahoma Press. Norman, OK. xxi, 460 pp. SBN 978-0-8061-4406-1 Lovich, J. E. 1985. Graptemys pulchra. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles. 360: 1-2. Lovich, J. E. and C. J. McCoy. 1994. Graptemys ernsti. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles. 585: 1-2. Lovich, J. E. and C. J. McCoy. 1994. Graptemys gibbonsi. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles. 586: 1-2. McCoy, C. J. and Richard C. Vogt. 1987. Graptemys flavimaculata. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles. 403: 1-2 McCoy, C. J. and Richard C. Vogt. 1988. Graptemys oculifera. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles. 422: 1-2. Powell, R, R. Conant, and J. T. Collins. 2016. Peterson Field Guide to Reptiles and Amphibians of Eastern and Central North America, 4rd ed. Houghton Mifflin Co., Boston, Massachusetts. xiii, 494 pp. Sanderson, R. A. and E. Lovich. 1988. Graptemys barbouri. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles. 421: 1-2. Vogt, Richard C. 1981. Graptemys versa. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles. 280: 1-2. Vogt, Richard C. 1995. Graptemys ouachitensis. Catalogue of American Amphibians and Reptiles. Society for the Study of Amphibians and Reptiles. 603: 1-4.