distribution
Hobbs, H.H., Jr. 1989. An illustrated checklist of the American crayfishes (Decapoda: Astacidae, Cambaridae, and Parastacidae). Smithsonian Contributions to Zoology 480:1-236.
Cronquist, A., A.H. Holmgren, N.H. Holmgren, J.L. Reveal, and P.K. Holmgren. 1984. Intermountain Flora: Vascular Plants of the Intermountain West, U.S.A. Vol. 4, Subclass Asteridae (except Asteraceae). New York Botanical Garden, Bronx. 573 pp.
Brown, D. E., ed. 1982. Desert Plants. Vol. 4: Biotic Communities of the American Southwest-United States and Mexico. University of Arizona, Tuscon, Arizona. 341 pp.
Pyle, R. M. 1981. The Audubon Society Field Guide to North American Butterflies. Alfred A. Knopf, New York, New York. 916 pp. + color plates.
Gould, F.W. 1975. The grasses of Texas. Texas A & M Univ. Press, College Station, TX. 653 pp.
Correll, D.S., and H.B. Correll. 1972. Aquatic and wetland plants of southwestern United States. 2 volumes. Stanford Univ. Press, Stanford, California. 1777 pp.
Long, S. J., and S. Bunnett, eds. 1985. Suggested draft list of common names for mollusks occurring from America north of Mexico, American Malacological Union. Shells and Sea Life 17(2):48-85.
Metcalf, A.L. and R.A. Smartt. 1997. Land snails of New Mexico. Bulletin of the New Mexico Museum of Natural History and Science, 10: 1-145.
Warkentin, I.G. and P.C. James. 1988. Trends in winter distribution and abundance of Ferruginous hawks. Journal of Field Ornithology. 59(3): 209-214.
Knopf, F.L. 1996. Mountain Plover (Charadrius montanus). In: The Birds of North America, No. 211 (A. Poole and F. Gill, eds.). The Academy of Natural Sciences, Philadelphia, and The American Ornithologists' Union, Washington, D.C. 15 pp.