Prairie Rattlesnake
Prairie rattlesnake may refer to: * ''Crotalus viridis'', a.k.a. the plains rattlesnake, a venomous pitviper species native to the western United States, southwestern Canada, and northern Mexico. * ''Sistrurus catenatus The massasauga (''Sistrurus catenatus'') is a rattlesnake species found in midwestern North America from southern Ontario to northern Mexico and parts of the United States in between. Like all rattlesnakes, it is a pit viper and is venomous. Th ...'', a.k.a. the massassauga, a venomous pitviper species found primarily in the United States. {{SIA, snakes ...
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Crotalus Viridis
''Crotalus viridis'' (Common names: prairie rattlesnake, Great Plains rattlesnake, Wright AH, Wright AA. 1957. ''Handbook of Snakes of the United States and Canada''. Ithaca and London: Comstock Publishing Associates. (7th printing, 1985). 1,105 pp. (2 volumes). .) is a venomous pit viper species native to the western United States, southwestern Canada, and northern Mexico. Currently, two subspecies are recognized, including the prairie rattlesnake (''Crotalus viridis viridis''), the nominate subspecies, and the Hopi rattlesnake (''Crotalus viridis nuntius''). Taxonomy The taxonomic history of this species is convoluted. Previously, seven other ''C. viridis'' subspecies were also recognized, including '' C. v. abyssus'', '' C. v. caliginis'', '' C. v. cerberus'', '' C. v. concolor'', '' C. v. helleri'', '' C. v. lutosus'' and '' C. v. oreganus''. However, in 2001 Ashton and de Queiroz described their analysis of the variation of mitochondrial DNA across the range of this species ...
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