Water Viper (Vipera aquatica: Catesby, Mark and Cromwell Mortimer. 1753. IX. A Continuation of an Account of an Essay Towards a Natural History of Carolina and the Bahama Islands. By Mark Catesby, F. R. S. with Some Extracts out of the Eighth Set. By Dr. Mortimer, Secr. R. S. Philosophical Transactions 39():251-258); Water Viper (Vipera aquatica: Catesby, Mark. 1754. The Natural History of Carolina, Florida and the Bahama Islands: Containing the Figures of Birds, Beasts, Fishes, Serpents, Insects, and Plants: Particularly the Forest-trees, Shrubs, and other Plants, not Hitherto Described, or Very Incorrectly Figured by Authors. Together with Their Descriptions in English and French. To which, are Added Observations on the Air, Soil, and Waters: with Remarks upon Agriculture, Grain, Pulse, Roots, &c. To the Whole, is Prefixed a New and Correct Map of the Countries Treated of. , London. pp.); Water Moccasin (Agkistrodon piscivorus: Stejneger, Leonhard. 1895. The poisonous snakes of North America. Annual Report of the United States National Museum 1893(2):337-487); Cotton-mouth Moccasin (Agkistrodon piscivorus: Stejneger, Leonard and Thomas Barbour. 1917. A Checklist of North American Amphibians and Reptiles. Harvard University Press, Cambridge, Massachusetts. pp.); Eastern Water Moccasin (Ancistrodon piscivorus piscivorus: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.); Eastern Cottonmouth (Ancistrodon piscivorus piscivorus: Schmidt, Karl P. 1953. A Check List of North American Amphibians and Reptiles. 6th Edition. University of Chicago Press, Chicago, Illinois. 280pp.);