Great Basin rattlesnake

Great Basin rattlesnake may refer to:

• Crotalus oreganus (in general), a.k.a. the western rattlesnake, a venomous pit viper species found in North America in the western United States, parts of British Columbia and northwestern Mexico
• Crotalus oreganus lutosus (in particular), a.k.a. the Great Basin rattlesnake, a venomous pit viper subspecies found in the Great Basin region of the United States
• Crotalus viridis, a.k.a. the prairie rattlesnake, a venomous pitviper species native to the western United States, southwestern Canada, and northern Mexico