Crotalus lorenzoensis is a species of pit viper. Description These vipers are usually smaller than their counterparts on the mainland.Campbell JA, Lamar WW (2004). The Venomous Reptiles of the Western Hemisphere. 2 volumes. Ithaca and London: Comstock Publishing Associates. 870 pp. 1,500 plates. .
Geographic range C. lorenzoensis is only known from the type locality, which is San Lorenzo Island, thus making it an endemic species.
Habitat The snakes live mainly in rocky areas and arroyo bottoms, sometimes in dunes near the coast and in cavities formed by adjacent boulders.
Conservation status This species is classified as "Least Concern" (LC) on the IUCN Red List of Threatened Species.
References
Further reading Heimes, Peter (2016). Snakes of Mexico: Herpetofauna Mexicana Vol I. Frankfurt, Germany: Chimaira. 572 pp. . Radcliffe, CW, and T Paul Maslin (1975). "A New Subspecies of the Red Rattlesnake, Crotalus ruber, from San Lorenzo Sur Island, Baja California Norte, Mexico". Copeia 1975 (3): 490-493. (Crotalus ruber lorenzoensis, new subspecies).
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