Floyd-Hanna, L. et.al. Gilia formosa population study. Unpub. research proposal for BLM - Farmington office. Post-1989.

Kartesz, J. 1990. Synonymized checklist of the vascular flora [of North America north of Mexico, and Hawaii]. Unpublished second review draft.

Todsen, Thomas K. 1990. T and E survey of the Oscura Mountains. 4 August 1990.

Choate, L. L., et al. 1990. Westward ho: continued dispersal of the pygmy mouse, Baiomys taylori, on the Llano Estacado and in adjacent areas of Texas. Occas. Pap. Mus. Texas Tech Univ. (134):1-8.

Burns, B. 1990. Mexican spotted owl daytime follow-up visit form for Gila National Forest.

Riddle, B. Yates, T. 1990. A Mitochondrial DNA Assessment of Species Status of Several Northern New Mexican Populations of Trout in the Genus Oncorhynchus, a Report to New Mexico Department of Game and Fish. Department of Biology, the University of New Me

Debruin, E. 1990. Field notes from August and September, 1990. New Mexico Natural Heritage Program.

Barrowclough, G. F., and R. J. Gutierrez. 1990. Genetic variation and differentiation in the spotted owl (STRIX OCCIDENTALIS). Auk 107:737-744.

DeBruin, E. 1990. Field survey to Organ Peak, Organ Mts, Sept 7, 1990.

Blair, T.C., J.S. Clark, and S.G. Wells. 1990. Quaternary continental stratigraphy, landscape evolution, and application to archeology: Jarilla piedmont and Tularosa graben floor, White Sands Missile Range, New Mexico. Ecological Society of America Bullet

Kelsch, S. W., and F. S. Hendricks. 1990. Distribution of the headwater catfish Ictalurus lupus (Osteichthyes: Ictaluridae). Southwestern Naturalist 35:292-297.

Petit, K. E., and K. A. Tarbin. 1990. First record of Prothonotary Warbler from Galapagos Islands, Ecuador. American Birds 44:1094.

Roth, J. J., and H. M. Smith. 1990. The milksnake, Lampropeltis triangulum, in northwest Colorado. Bulletin of the Chicago Herpetological Society 25(1):6-7.

White, C. M., R. W. Fyfe, and D. B. Lemon. 1990. The 1980 North American peregrine falcon, FALCO PEREGRINUS, survey. Canadian Field-Naturalist 104:174-181.

Gibbs, J.P., and S.M. Melvin. 1990. An assessment of wading birds and other wetlands avifauna and their habitats in Maine. Maine Department of Inland Fish. and Wildlife, Bangor, Maine. 61 pp. Unpublished report.

California Department of Fish and Game (CDF&G). 1990. 1989 annual report on the status of California's state listed threatened and endangered plants and animals. 188 pp.

McAnnis, D.M. 1990. Home range, activity budgets, and habitat use of Ferruginous Hawks (BUTEO REGALIS) breeding in southwest Idaho. M.S. Thesis, Boise State University, Boise, ID. 81 pp.

Painter, C.W. 1990. Field trip into the Animas Mountains, Gray Ranch, Hidalgo County, New Mexico. Unpub. manuscript to the Nature Conservancy NMNHP. 4 pp.

Bull, E. L., R. S. Holthausen, and M. G. Henju. 1990. Techniques for monitoring pileated woodpeckers. Forest Service General Technical Report. PNW-GRT-269.

Blankenship, E. L., T. W. Bryan, and S. P. Jacobsen. 1990. A method for tracking tortoises using fluorescent powder. Herpetol. Rev. 21:88-89.

Diamond, G. 1990. Morone saxatilis returns! (The rock are back!). Maryland Magazine, Autumn 1990, pp. 53-54.

Hanowski, J. M., and G. J. Niemi. 1990. An approach for quantifying habitat characteristics for rare wetland birds. Pages 51-56 in Mitchell et al., editors. Ecosystem management: rare species and significant habitats. New York State Museum Bulletin 471.

Kilpi, M. 1990. Breeding biology of the herring gull LARUS ARGENTATUS in the northern Baltic. Ornis Fennica 67:130-140.

Pierce, B.A. and Whitehurst, P.H. 1990. Pseudacris clarkii. Catalogue of American Amphibians and Reptiles. 458:1-3.

Szaro, R.C. Southwestern Riparian Plant Communities: site characteristics, tree species distributions, and size-class structures. For. Ecol. Manage. 33/34:315-334.

Berry, K. H., et. al. 1990. Changes in desert tortoise population at the Desert Tortoise Research Natural Area between 1979 and 1985. Pp. 100-123 in Proceedings of the Desert Tortoise Council 1986.

Hendrickson, D. A. 1990. Non-game Research Biologist. Arizona Game and Fish Department, Phoenix, AZ.

DeBenedictis, P.A. 1990. Gleanings from the technical literature: Oystercatchers. Birding 22(6):294-296.

Grimes, J.W. 1990. A revision of the New World species of Psoraleae (Leguminosae: Papilionideae). Memoirs of New York Botanical Garden 61: 1-114.

Littlefield, C. D., and D. G. Paullin. 1990. Effects of land management on nesting success of sanhill cranes in Oregon. Wildl. Soc. Bull. 18:63-65.

Phillips, R. L., A. H. Wheeler, J. M. Lockhart, T. P. McEneaney, and N. C. Forrester. 1990. Nesting ecology of Golden Eagles and other raptors in southeastern Montana and northern Wyoming. U. S. Fish and Wildlife Service Fish Wildl. Tech. Rep. 26. Washing

Simons, L. H., R. C. Szaro, and S. C. Belfit. 1990. Distribution of NOTIOSOREX CRAWFORDI and SOREX ARIZONAE along an elevational gradient. J. Mamm. 71:634-640.

Zink, R. M., and J. C. Avise. 1990. Patterns of mitochondrial DNA and allozyme evolution in the avian genus AMMODRAMUS. Syst. Zool. 39:148-161.

Schroeder, R. L. 1990. Tests of a habitat suitability model for black-capped chickadees. U.S. Fish and Wildl. Serv. Biol. Rep. 90(10). 8 pp.

Varela-Romero, A., L. Juarez-Romero and J. Campoy-Favela. 1990 (unpub. draft). Lospeces dulceacuicolas de Sonora. Centro Ecologico de Sonora, A. P. 1495, Hermosillo, Sonora, Mexico.

Bildstein, K. L., and M. W. Collopy. 1990. Northern harrier. Pages 70-7 in B. G. Pendleton (editor). Proc. Southeast raptor management symposium and workshop. National wildlife Federation, Washington, D. C.

Castetter, R. 1990. Bird survey of Gray Ranch and Organ mountains. Unpubl. report for New Mexico Natural Heritage Program. 25 p.

Lightfoot & Muldavin Associates, Environmental Consultants (David Lightfoot and Esteban Muldavin). 1990. Biological clearance survey of the GAM-83 site, White Sands Missile Range, New Mexico. 2 June 1990. 16 pp.

Copeyon, C. K. 1990. A technique for constructing cavities for the the red-cockaded woodpecker. Wildl. Soc. Bull. 18:303-311.

Jones, J. M., and J. H. Whitham. 1990. Post-translocation survival and movement of metropolitan white-tailed deer. Wildl. Soc. Bull. 18:434-441.

Maughn, E. 1990. Arizona Cooperative Fish and Wildlife Research unit. University of Arizona, Tucson, AZ.

Medin, D. E. 1990. Birds of a shadscale (ATRIPLEX CONFERTIFOLIA) habitat in east central Nevada. Great Basin Nat. 50:295-298.

Porter, S.D. and D.A. Savignano. 1990. Invasion of polygyne fire ants decimates native ants and disrupts arthropod community. Ecology 71(6):2095-2106.

Van Daele, L. J., V. G. Barnes, Jr., and R. B. Smith. 1990. Denning characteristics of brown bears on Kodiak Island, Alaska. International Conference on Bear Research and Management 8:257-267.

Collins, J. T. 1990. Standard common and current scientific names for North American amphibians and reptiles. 3rd ed. Society for the Study of Amphibians and Reptiles. Herpetological Circular No. 19. 41 pp.

Kelly, S.K. (1990) Unpublished Letter to Regional Forester Subject: Owl Data Forms and Narrative (1989 and 1990). Silver City Ranger District, Gila National Forest, USFS. 81 p.

Unknown (1990) Final Report for Mexican Spotted Owl Survey, Aldo Leopold Wilderness, Contract Number 53-8399-0-0059. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 22 p.

Churchfield, S. 1990. The natural history of shrews. Cornell University Press, Ithaca, NY. 178 pp.

Castetter, R. 1990. Photographs of location for Phanerophlebia auriculata and Perityle cernua.

Romme, R. 1990. 1990 Bald Eagle Survey, Lincoln National Forest.

DeBruin, E. 1990. Field map for Fillmore Canyon survey, May 1990.

Barker, W. T., et al. 1990. Effects of specialized grazing systems on waterfowl production in southcentral North Dakota. Trans. 55th North American Wildl. & Nat. Res. Conf., pp. 462-474.

DeBruin, E. 1990. Field survey to Organ Mts for Coryphantha organensis. Davies Tank field map, Sept 24, 1990.

Bowling, A. T., and R. W. Touchberry. 1990. Parentage of Great Basin feral horses. J. Wildl. Manage. 54:424-429.

Kerpez, T. A., and N. S. Smith. 1990a. Competition between European starlings and native woodpeckers for nest cavities in saguaros. Auk 107:367-375.

Phillips, J. B. 1990. Lek behaviour in birds: do displaying males reduce nest predation? Animal Behaviour 39:555-565.

Sakai, H. F., and B. R. Noon. 1990. Variation in the foraging behavior of two flycatchers: associations with stage of the breeding cycle. Studies in Avian Biology 13:237-244.

Cibola National Forest. 1990. Mexican Spotted Owl daytime follow-up visit form, survey for Mexican Spotted Owl.

U.S. Department of Agriculture (USDA). 1990. Regional forester's sensitive species list, Coronado National Forest, U.S. Forest Service Southwest Region--Region 3.

Paul, L. (1990) Note to "Bruce," Containing observations of Mexican Spotted Owls. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 20 p.