Brown Snake (Nerodia sipedon: Forster, John R. 1771. A systematic catalogue of all the known plants of English North-America or, a flora Americae Septentrionalis. Pages in From Forster's translation of Bossu, Travels through that part of North America formerly called Louisiana, Vol. 1. T. Davies, London, England. pp.); Dusky Snake (Coluber sipedon: Pennant, Thomas. 1785. Artic Zoology. Henry Hughs, London. pp.); Brown Snake (Coluber sipedon: Morse, Jedidiah. 1794. The American Geography of, a view of the Present Situation of the United State of America. John Stockdale, Piccadilly, London. pp.); Water Black Snake (Coluber xanthenipus: Rafinesque, Constantine S. 1820. Annals of Nature or Annual Synopsis of New Genera and Species of Animals, Plants, and Discoveries in North America. First Annual Number, for 1820. Thomas Smith, Lexington, Kentucky. 16pp.); Brown Water-snake (Coluber sipedon: Harlan, Richard. 1827. Genera of North American Reptilia, and a synopsis of the species Journal of the Academy of Natural Sciences Philidelphia 5(2):317-372); Water Adder (Coluber sipedon: Storer, D. H. 1839. Reports on the Ichthyology and Herpetology of Massachusetts. Reports on the Fishes, Reptiles and Birds of Massachusetts. Published Agreeably to an Order of the Legislature, by the Commissioners on the Zoological and Botanical Survey of the State. Dutton and Wentworth, State Printers, Boston, Massachusetts. pp.); Water Adder (Tropidonotus sipedon: 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.); Water Snake (Tropidonotus sipedon: 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.); Watersnake (Nerodia sipedon: Baird, Spencer F. 1854. Serpents of New-York; With a Notice of a Species not Hitherto Included in the Fauna of the State. C. Van Benthuysen, Albany, New York. pp.); Water Snake (Neodia sipedon: Allen, J. A. 1869. Catalogue of the reptiles and batrachians found in the vicinity of Springfield, Mass., with notices of all the other species known to inhabit the state. Proceedings of the Boston Society of Natural Hisotry 12(1868-1869):171-204); Water Adder (Nerodia sipedon: Allen, J. A. 1869. Catalogue of the reptiles and batrachians found in the vicinity of Springfield, Mass., with notices of all the other species known to inhabit the state. Proceedings of the Boston Society of Natural Hisotry 12(1868-1869):171-204); Water Snake (Tropidonotus sipedon: Yarrow, Henry C. 1876. List of Skeletons and Crania in the Section of Comparative Anatomy of the United States Army Medical Museum for use during the International Exhibition of 1876 in Connection with the Representation of the Medical Department U.S. Army. Army Medical Museum, Washington, D. C. pp.); Water Snake (Tropidonotus sipedon: 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.); Water Adder (Tropidonotus sipedon: 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.); Woodhouse's Snake (Tropidonotus sipedon woodhouseii: Yarrow, Henry C. 1876. List of Skeletons and Crania in the Section of Comparative Anatomy of the United States Army Medical Museum for use during the International Exhibition of 1876 in Connection with the Representation of the Medical Department U.S. Army. Army Medical Museum, Washington, D. C. pp.); Water Snake (Tropidonotus sipedon: 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.); Water Adder (Tropidonotus sipedon: 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.); Water Snake (Tropidonotus sipedon sipedon: Yarrow, Henry C. 1882. Check list of North American Reptilia and Batrachia with catalogue of specimens in U. S. National Museum. Bulletin of the United States National Museum (24):1-249); Water Moccasin (Tropidonotus sipedon sipedon: Yarrow, Henry C. 1882. Check list of North American Reptilia and Batrachia with catalogue of specimens in U. S. National Museum. Bulletin of the United States National Museum (24):1-249); Red-bellied Water Snake (Tropidonotus sipedon: 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); Water-snake (Natrix sipedon: 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.); Spotted Water Snake (Nerodia sipedon: Garman, H. 1892. A synopsis of the reptiles and amphibians of Illinois. Illinois Laboratory of Natural History Bulletin 3():215-403); Spotted Water Snake (Natrix sipedon: Rhoads, Samuel N. 1895. Contributions to the zoology of Tennessee. No. 1, Reptiles and amphibians. Proceedings of the Academy of Natural Sciences, Philadelphia 47():376-407); Water Snake (Natrix fasciata pleuralis: Beyer, George. 1900. Louisana herpetology. Proceedings of the Louisiana Society of Naturalists 1897-1899():24-46); Water Moccasin (Natrix fasciata sipedon: Beyer, George. 1900. Louisana herpetology. Proceedings of the Louisiana Society of Naturalists 1897-1899():24-46); Common Water Snake (Tropidonotus sipidon: Brown, Arthur, E. 1902. Report of the Board of Directors. Pages 5-22 in Thirtieth Annual Report of the Board of Directors of the Zoological Society of Philadelphia. Allen, Lane, and Scott, Philadelphia, Pennsylvania. pp.); Water Adder (Natrix fasciata sipedon: Drowne, Frederick P. 1905. The reptiles and batrachians of Rhode Island. Monograph of the Roger Williams Park Museum 15():1-24); Water Snake (Natrix fasciata sipedon: Drowne, Frederick P. 1905. The reptiles and batrachians of Rhode Island. Monograph of the Roger Williams Park Museum 15():1-24); Water Snake (Natrix sipedon: Fowler, Henry W. 1907. The amphibians and reptiles of New Jersey. MacCrellish and Quigley, Trenton, N. J.. 29-250pp.); Brown Snake (Natrix sipedon: Fowler, Henry W. 1907. The amphibians and reptiles of New Jersey. MacCrellish and Quigley, Trenton, N. J.. 29-250pp.); Water Moccasin (Natrix sipedon: Fowler, Henry W. 1907. The amphibians and reptiles of New Jersey. MacCrellish and Quigley, Trenton, N. J.. 29-250pp.); Moccasin (Natrix sipedon: Fowler, Henry W. 1907. The amphibians and reptiles of New Jersey. MacCrellish and Quigley, Trenton, N. J.. 29-250pp.); Water Moccasin (Natrix sipedon: Hurter, Julius. 1911. Herpetology of Missouri. Transactions of the Academy of Science St. Louis 20(5):59-274); Common Water Snake (Natrix sipedon: Hurter, Julius. 1911. Herpetology of Missouri. Transactions of the Academy of Science St. Louis 20(5):59-274); Northern Water Snake (Natrix fasciata sipedon: Brimley, Clement S. 1915. List of reptiles and amphibians of North Carolina. Journal of the Elisha Mitchell Scientific Society 30(4):195-206); Common Water Snake (Natrix sipedon: Taylor, Edward H. 1929. A revised checklist of the snakes of Kansas. University of Kansas Science Bulletin 19(5):53-62); Brown Water Snake (Natrix sipedon sipedon: Brennan, Lawrence A. 1934. A check list of the amphibians and reptiles of Ellis County, Kansas. Transactions of the Kansas Academy of Science 37():189-191); Lake Erie Water Snake (Natrix sipedon insularum: Schmidt, Karl Peterson and D. D. Davis. 1941. Field Book of Snakes of the United States and Canada. C.P. Putnam and Sons, New York. 365pp.); Midwest Water Snake (Natrix sipedon pleuralis: Schmidt, Karl Peterson and D. D. Davis. 1941. Field Book of Snakes of the United States and Canada. C.P. Putnam and Sons, New York. 365pp.); Common Water Snake (Natrix sipedon sipedon: Schmidt, Karl Peterson and D. D. Davis. 1941. Field Book of Snakes of the United States and Canada. C.P. Putnam and Sons, New York. 365pp.); Northern-banded Water Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); The Water Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Water Viper (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Water Adder (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Moccasin Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Northern Water Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Banded Water Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Black Water Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Moccasin Water Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Black Water Adder (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Moccasin (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Mud Moccasin (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Water Moccasin (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Common Water Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Water Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Black Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Spotted Water Adder (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Northern Banded Water Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Spotted Water Snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Northern Water-snake (Natrix sipedon sipedon: Wright, Albert Hazen. 1950. Common names of the snakes of the United States. Herpetologica 6(6):141-186); Common Water Snake (Natrix sipedon: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.); Lake Erie Water Snake (Natrix sipedon insularum: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.); Midland Water Snake (Natrix sipedon pleuralis: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.); Northern Water Snake (Natrix sipedon sipedon: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.); Water Moccasin (Natrix sipedon sipedon: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.);