Agkistrodon contortrix pictigaster

Agkistrodon contortrix pictigaster is a venomous pitviper subspecies found in the Trans-Pecos region of the United States, in western Texas, and northeastern Mexico.

Agkistrodon contortrix pictigaster

Agkistrodon contortrix pictigaster is a venomous pitviper subspecies found in the Trans-Pecos region of the United States, in western Texas, and northeastern Mexico.