threatened species
U.S. Fish and Wildlife Service. 2005. Endangered and threatened wildlife and plants; reclassification of the Gila Trout (Oncorhynchus gilae) from endangered to threatened with regulations. Federal Register 50 CFR Part 17: RIN 1018-AH57.15 p.
Andre, M. R. 2006. Gila National Forest's threatened and endangered species report for the calendar year of 2005. Permit No. TE841359-2. Gila National Forest, Silver City, NM. 243 p.
Brooks, J. 2006. Pecos River Drainage Fish Collections for the Calander Year 2005. United States Department of the Interior. Fish and Wildlife Service. New Mexico Fishery Resources Office. 23 p.
Thompson, B. C. 2006. Collections of Fishes Under Authority of Threatened and Endangered Species Permit No. TE815409-0. State of New Mexico Department of Game and Fish. Director and Secretary to the Commision. 4 p.
U.S. Fish and Wildlife Service (USFWS). 1987. Final rule to determine Cirsium vinaceum (Sacramento Mountains thistle) to be a threatened species. Federal Register 52(115): 22933-22936.
Brooks, J. 2007. Pecoes River Drainage Fish Collections for the Calander Year 2006. United States Department of the Interior. Fish and Wildlife Service. New Mexico Fishery Resources Office. 26 p.
Peterson, S.J. 1982. Threatened and endangered plants of Colorado. U.S. Fish and Wildlife Service, Denver, CO. 35 pp.
Poole, J.M., and D.H. Riskind. 1987. Endangered, threatened, or protected native plants of Texas. Texas Parks Wildlife Dept., Austin, TX.
Seglund, A.E., A.E. Ernst, and D.M. O'Neil. 2005. Gunnison's prairie dog conservation assessment. Western Association of Fish and Wildlife Agencies. Laramie, Wyoming. 87 p.