Skip to main content

Crotalus willardi obscurus

Year
1998
Citation

Holycross, A.T. 1998. Natural History Observations at the El Pinito Ranch, July 1998: Courtesy Report to Landowners Josiah and Valar Austin. Department of Biology, Arizona State University, Tempe, AZ, p.13.

Reference Code
U98HOL03NMUS
Year
2000
Citation

New Mexico Department of Game and Fish. September, 2000. Threatened and endangered species of New Mexico, biennial review and recommendations. Revised Draft. 139 p.

Keywords
Show Keywords
Reference Code
U00DGF01NMUS
Year
1990
Citation

Barker, D.G. 1990. Variation, infraspecific relationships and biogeography of the Ridgenose Rattlesnake, Crotalus willardi. Biology of the Pitvipers. p. 89-105.

Reference Code
U90BAR03NMUS