Pseudo-geographic Tortoise (Emys pseudogeographica: De Kay, James E. 1842. Zoology of New-York, or, The New-York Fauna: Comprising Detailed Descriptions of All the Animals Hitherto Observed within the State of New-York, with Brief Notices of those Occasionally Found Near its Borders, and Accompanied by Appropriate Illustrations. Volume 1, Part 3 (Reptiles and Amphibians). W. & A. White & J. Visscher, Albany, New York. pp.); Sharp-backed Emys (Emys pseudogeographica: Gray, John E. 1856. Catalogue of shield reptiles in the collection of the British Museum. Part I. Testudinata (Tortoises). Taylor and Francis, London, England. 79pp.); LeSueur's Map Turtle (Malacoclemmys pseudogeographicus: Jordan, David Starr. 1876. Manual of the Vertebrates of the Northern United States: Including the District East of the Mississippi River, and North of North Carolina and Tennessee, Exclusive of Marine Species. Jansen, McClurg, and Company, Chicago, Illinois.. 342pp.); LeSueur's Map Turtle (Malacoclemmys pseudogeographicus: Jordan, David S. 1878. Manual of the Vertebrates of the Northern United States: Including the District East of the Mississippi River, and North of North Carolina and Tennessee, Exclusive of Marine Species. Second Edition, Revised, and Enlarged. Jansen, McClurg & Company, Chicago. pp.); Le Sueur's Map Turtle (Malacoclemmys pseudo-geographicus: Davis, N. S., and Frank L. Rice. 1883. List of Batrachia and Reptilia of Illinois. Bulletin of the Chicago Academy of Sciences 1(3):25–32); LeSueur's Map Tortoise (Malaclemys pseudo-geographica: Hay, Oliver P. 1892. Batrachians and Reptiles of the State of Indiana. Pages 409-624 in 17th Annual Report of the Indiana Department of Geology and Natural Resources, William B. Burford, Printer and Binder, Indianapolis, Indiana. pp.); Koh's Terrapin (Malacoclemmys kohnii: Beyer, George. 1900. Louisana herpetology. Proceedings of the Louisiana Society of Naturalists 1897-1899():24-46); Map Turtle (Malaclemys lesueuri: Hurter, Julius. 1911. Herpetology of Missouri. Transactions of the Academy of Science St. Louis 20(5):59-274); Saw-back Turtle (Malaclemys lesueuri: Hurter, Julius. 1911. Herpetology of Missouri. Transactions of the Academy of Science St. Louis 20(5):59-274); False Map Turtle (Graptemys pseudogeographica: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.); MIssissippi Sawback Turtle (Graptemys pseudogeographica kohni: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.); Bayou Map Turtle (Graptemys pseudogeographica kohni: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.); Le Sueur's Map Turtle (Graptemys pseudogeographica pseudogeographica: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.); Midland Sawback Turtle (Graptemys pseudogeographica pseudogeographica: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.); False Map Turtle (Graptemys pseudogeographica pseudogeographica: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.);