western diamondback rattlesnake n largest and most dangerous North American snake; of southwestern United States and Mexico Synonym(s) Western diamondback Western diamondback rattlesnake Crotalus atrox
News & Articles western diamondback rattlesnake Rattlesnake bites Port Lavaca businessman A 5-foot western diamondback rattlesnake bit prominent Port Lavaca businessman Russell Cain in his yard about 5 p.m. Sunday. Sept. 5, 2013 - The Victoria Advocate