Crotalus
Revision as of 11:43, 26 April 2010 by Clamy (talk | contribs) (Created page with 'Crotalus is a genus of snakes of the subfamily Crotalinae, family Viperidae and it includes most of the rattlesnakes. There are 26 species and they range from Canada to Argentina…')
Crotalus is a genus of snakes of the subfamily Crotalinae, family Viperidae and it includes most of the rattlesnakes. There are 26 species and they range from Canada to Argentina. They have a pit hollowing out the maxillary bone, opening between the eye and the nostril. They are named for the jointed rattle at the tip of their tail.