Depending on the classification system used, *Crotalus concolor* is sometimes grouped within the complex of which other rattlesnake?

Answer

Western Rattlesnake (*Crotalus oreganus*)

The text notes that *Crotalus concolor* is sometimes grouped within the spectrum of the Western Rattlesnake (*Crotalus oreganus*) complex, depending on the classification system applied.

Depending on the classification system used, *Crotalus concolor* is sometimes grouped within the complex of which other rattlesnake?
ToxicityvenomreptilesnakeRattlesnake