Crotalus willardi obscurus

Painter, C. 1999. Status of New Mexico Ridgenose Rattlesnake. Performance report to U.S. Fish and Wildlife Service, Section 6 E-23-7. New Mexico Department of Game and Fish, 10 p.

• ridgenose rattlesnake
• Crotalus willardi obscurus

Painter, C. 1998. Status of New Mexico Ridgenose Rattlesnake. Performance report to U.S. Fish and Wildlife Service, Section 6 E-23-6. New Mexico Department of Game and Fish, 20 p.

• ridgenose rattlesnake
• Crotalus willardi obscurus
• Crotalus lepidus klauberi
• Banded Rock Rattlesnake
• Lampropeltis knoblochi
• Knobloch's mountain kingsnake

Painter, C. 2000. Status of New Mexico Ridgenose Rattlesnake. Performance report to U.S. Fish and Wildlife Service, Section 6 E-23-8. New Mexico Department of Game and Fish, 123 p.

• ridgenose rattlesnake
• Crotalus willardi obscurus

Painter, C. and L. Pierce. 2001. New Mexico amphibian and reptile GIS coverages. 123 p.

Painter, C. 1997. Status of New Mexico Ridgenose Rattlesnake. Performance report to U.S. Fish and Wildlife Service, Section 6 E-23-5. New Mexico Department of Game and Fish, 51 p.

• ridgenose rattlesnake
• Crotalus willardi obscurus

Painter, C. 2012. Conservation of endangered, threatened, and sensitive amphibians and reptiles. Performance report to U.S. Fish and Wildlife Report, Section 6 E-61-5. 58p.

Painter, C. 2008. Conservation of endangered, threatened, and sensitive amphibians and reptiles. Performance report to U.S. Fish and Wildlife Report, Section 6 E-61-2. 68p.

• Sceloporus arenicolus
• Lithobates chiricahuensis
• Plethodon neomexicanus
• Crotalus willardi obscurus
• New Mexico ridgenose rattlesnake
• Dunes Sagebrush Lizard
• Jemez mountains salamander
• Chiricahua Leopard Frog

Greenwalt, L. 1978. Rules and regulations. Federal Register. vol.43, NO. 151-Friday, August 4, 1978.

• Crotalus willardi obscurus
• New Mexico ridgenose rattlesnake

Holycross, A.T. 1995. Biogeography of Crotalus willardi in the Madrean Archipelago of Arizona. Unpubl. Quarterly Progress Report. Heritage IIPAM Grants-in-Aid Award I95048, p. 5.

• crotalus willardi
• Crotalus willardi obscurus

U.S. Fish and Wildlife Service. 2005. The continued implementation of the land resource management plans for the eleven National Forests and National Grasslands of the Southwestern Region. Regional Office, Region 2 U.S. FWS, Albuquerque, NM. Cons. #2-22-0

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