The eastern racer, or North American racer (Coluber constrictor), is a species of nonvenomous snake in the family Colubridae. The species is endemic to North America and Central America. Eleven subspecies, including the nominotypical subspecies, are recognized, which as a group are commonly referred to as the eastern racers. The species is monotypic in the genus Coluber.
^Hammerson, G.A.; Acevedo, M.; Ariano-Sánchez, D.; Johnson, J. (2013). "Coluber constrictor". IUCN Red List of Threatened Species. 2013: e.T63748A3128579. doi:10.2305/IUCN.UK.2013-2.RLTS.T63748A3128579.en. Retrieved 19 November 2021.
^Stejneger L, Barbour T (1917). A Check List of North American Amphibians and Reptiles. Cambridge, Massachusetts: Harvard University Press. 125 pp. (Coluber constrictor, p. 79)
^"Coluber constrictor ". The Reptile Database. www.reptile-database.org.
The easternracer, or North American racer (Coluber constrictor), is a species of nonvenomous snake in the family Colubridae. The species is endemic to...
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