Sistrurus ravus is a venomous pit viper species, found only in Mexico. Three subspecies are currently recognized, including the nominate subspecies described. PDF | On Jun 1, , Rafael Alejandro Calzada-Arciniega and others published Crotalus ravus (Mexican Pygmy Rattlesnake) Diet. PDF | On Sep 30, , Anibal Díaz de la Vega-Pérez and others published Natural History Notes: Crotalus ravus, diet.
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Crotalinaewith the description of two new species.
Crotalus (Sistrurus) ravus photos
However, we cannot access every published paper of potential relevance, either because they are not available to us or are in a language we cannot translate internally. Dangerousness Mild envenoming only, not likely to prove lethal. A follow-up study using seven nuclear markers places S.
Only more severe cases require antivenom. WilliamsJeff Boundy Crotalus ravus COPE Relatively short tail as compared to the snakes in the genus Sistrurus. Key Diagnostic Features Local pain, swelling, blistering, rarely necrosis. Myotoxicity Insufficient clinical reports to know. On the generic classification of the rattlesnakes, with special reference to the Neotropical Crotalus durissus complex Squamata: The following should also be noted when reading information contained within the databases on this website: The bitten limb should be immobilised as effectively as possible using an extemporised splint or sling; if available, crepe bandaging of the splinted limb is an effective form of immobilisation.
Seek urgent medical attention. Treatment Summary Bites may cause mild to moderate, rarely severe local effects, non-specific general effects.
Mexican Pygmy Rattlesnake
The snakebite victim should be transported as quickly and as passively as possible to the nearest place where they can be seen by a medically-trained person health station, dispensary, clinic or hospital. Third contribution to the herpetology of tropical America. Venom Nephrotoxins Not likely to be present.
Diet and accidental mortality involving a Sceloporus spinosus. Mexico in the highlands of Oaxaca. Schuett, Mats Hoggren, Michael E. Integrated Taxonomic Information System. Central Plateau Pygmy Rattlesnake.
WCH Clinical Toxinology Resources
Find more photos by Google images search: Amphibians and reptiles of the state of Hidalgo, Mexico. Campbell and Lamar  describe this species as being found across the Mexican Plateau in the temperate regions of moderate to high elevations. If there is any impairment of vital functions, such as problems with respiration, airway, circulation, heart function, these must be supported as a priority.
Head is broad and distinct from narrow neck. Geographic variation crottalus the Mexican Pygmy rattlesnake, Sistrurus ravus, with the description of a new subspecies.
Retrieved 9 January Crotalus ravus is a venomous pit viper species, found only in Mexico. Mexico central plateau ; Type locality: Mesoamerican Herpetology 3 4: Best viewed in x resolution or higher.