Siders, M. 1993. Bi-weekly updates on vegetation data collection from Accipiter nests in the Santa Fe N.F.

Morrison, R.I.G. 1993/1994. Shorebird population status and trends in Canada. Bird Trends (3):3-5. Canadian Wildlife Service.

Sheldon, F. H., and D. W. Winkler. 1993. Intergeneric phylogenetic relationships of swallows estimated by DNA-DNA hybridization. Auk 110:798-824.

Mehlhop, P. 1993. Field survey to Trap Spring on 31 May 1993.

Bogan, A. E. 1993b. Freshwater bivalve extinction (Mollusca: Unionoida): A search for causes. Amer. Zool. 33:599-609.

Burns, B. (1993) Collected 1993 Mexican Spotted Owl Monitoring Form. Silver City Ranger District, Gila National Forest, USFS. 33 p.

Chapman, D. (1993) Final Report Red River Spotted Owl and Goshawk Inventories with supporting forms and maps. Questa Ranger District, Carson National Forest, USFS. 29 p.

Franzreb, K. E. and S. A. Laymon. 1993. A reassessment of the taxonomic status of the Yellow-billed Cuckoo. Western Birds 24:17-28.

Rappole, J.H., W.J. McShea, and J. Vega-Rivera. 1993. Evaluation of two survey methods in upland avian breeding communities. Journal of Field Ornithology 64(1):55-70.

Jalava, J. 1993. Status report on the sedge wren Cistothorus platensis stellaris (Naumann) in Canada. Committee on the Status of Endangered Wildlife in Canada (COSEWIC), Ottawa, ON. 50 pp.

Tocque, K. 1993. The relationship between parasite burden and host resources in the desert toad (Scaphiopus couchii), under natural environmental conditions. J. Anim. Ecol. 62:683-693.

McMillan, K. (1993) Information Survey Data for U.S. Forest Service Habitat Conservation Assessment, Inland Cutthroat Trout. Retrieved from Regional Office, USFS. 7 p.

West, S. (1993) Report Sheet for Bird Observations. Guadalupe Ranger District, Lincoln National Forest, USFS. 2 p.

Bull, E.L., and C.T. Collins. 1993. Vaux's Swift (CHAETURA VAUXI). In A. Poole and F. Gill, editors, The Birds of North America, No. 77. Academy of Natural Sciences, Philadelphia, and American Ornithologists' Union, Washington, DC. 12 pp.

Burt, D. B., and A. T. Peterson. 1993. Biology of cooperative-breeding scrub jays (APHELOCOMA COERULESCENS) of Oaxaca, Mexico. Auk 110:207-214.

U.S. Fish and Wildlife Service (USFWS). 1993. Notice of 90-day finding on petition to remove the Mexican spotted owl from the list of endangered and threatened wildlife and plants. Federal Register 58(183):49467-49468. 23 September 1993.

Martin, T.E. 1993a. Nest predation and nest sites: new perspectives on old patterns. BioScience 43:523-532.

Spamer, E.E., and A.E. Bogan. 1993. Mollusca of the Grand Canyon and vicinity, Arizona; new and revised data on diversity and distributions, with notes on Pleistocene-Holocene mollusks of the Grand Canyon. Proceedings of the Academy of Natural Sciences of

Tigner, J. and W. C. Aney. 1993. Report of northern Black Hills bat survey. Unpublished report prepared for U.S. Forest Service, Deadwood, South Dakota.

Oldemeyer, J. L., et al. 1993. Proceedings of the symposium on the management of prairie dog complexes for the reintroduction of the black-footed ferret. U.S. Fish and Wildlife Service Biological Report 13. iii + 96 pp.

Baltz, M. E. 1993. Abundance of Neotropical migrant songbirds on North Andros Island, Bahamas. Fla. Field Nat. 21:115-7.

Garrett, M. G., J. W. Watson, and R. G. Anthony. 1993. Bald Eagle home range and habitat use in the Columbia River estuary. Journal of Wildlife Management 57:19-27.

Wilson, D. E., and D. M. Reeder (editors). 1993. Mammal species of the world: a taxonomic and geographic reference. Second edition. Smithsonian Institution Press, Washington, DC. xviii + 1206 pp. Available online at: http://www.nmnh.si.edu/msw/.

Squires, J. R., S. H. Anderson, and R. Oakleaf. 1993. Home range size and habitat-use patterns of nesting Prairie Falcons near oil developments in northeastern Wyoming. Journal of Field Ornithology 64:1-10.

Mehlhop, P. 1993. NM snail survey to GIla NF, May 31, 1993.

Knight, P. March 1993. Map of potential habitat and actual accurrences of Townsendia gypsophila in the San Ysidro area of Sandoval County.

Burns. B. (1993) 1993 Mexican Spotted Owl DAytime Follow-up Visit Forms. Silver City Ranger District, Gila National Forest, USFS. 16 p.

Lincoln National Forest. 1993. Mexican Spotted Owl inventory forms.

McMillan, K. (1993) Information Survey Data for U.S. Forest Service Habitat Conservation Assessment, Inland Cutthroat Trout. Retrieved from Regional Office, USFS. 6 p.

U.S. Fish and Wildlife Service Assistant Colorado State Supervisor (USFW ACSS). 1993. Memorandum to Chief, Endangered Species/Environmental Contaminants, Region 6. Subject: Report on San Luis Valley Interagency Field Trips, July 6 and 8, 1993.

Shuford, W.D. 1993. The Marin County breeding bird atlas: a distributional and natural history of coastal California birds. Bushtit Books, Bolinas, CA.

Bilbo, M. and D. Baggao. 1993. Seasonal closure of bat hibernacula caves. Roswell Resource Area, Roswell District, Bureau of Land Management. 6 p.

Martin, B. H., and S. Boczkiewicz. 1993. Baird's sparrow and Sprague's pipit population and habitat monitoring at Conservancy preserves in North Dakota. Rodney Johnson Grant Report. 13 pp.

Painter, C. and M. Altenbach. 1993. A final report on the investigations into the distribution and habitat requirements of the Jemez Mountains salamander (Plethodon neomexicanus). Jemez Springs, NM. USFS-Jemez Ranger District. U.S. Forest Service Contract

Moffat, Mary and Nell McPhillips, 1993. Management for butterflies in the northern Great Plains: a literature review and guidebook for land managers. U.S. Fish and Wildlife Service, Ecological Services, S.D. Field Office, 420 South Garfield Ave., Suite 40

Bock, C.E., V.A. Saab, T.D. Rich, and D.S. Dobkin. 1993. Effects of livestock grazing on Neotropical migratory landbirds in western North America. Pages 296-309 in D.M. Finch and P.W. Stangel, editors. Status and management of Neotropical migratory birds.

Lee, D. S. 1993. Range expansion of the tree swallow, TACHYCINETA BICOLOR (Passeriformes: Hirundinidae), in the southeastern United States. Brimleyana 18:103-113.

Bacon, J.R. and G. Norman for Cortez III Service Corporation. 1993. A report on a biological survey of 15 pole mounted reference targets to accompany two Launch Area Theodolite System (LATS) Sites. 24 August 1993. 15 pp.

DeBruin, E. 1993. Gilia formosa monitoring project. Year III. Unpubl. report by New Mexico Natural Heritage Program for BLM, Farmington Resource Area. 7 p. + app.

McCracken, J.D. 1993. Status report on the Cerulean Warbler DENDROICA CERULEA in Canada. Committee on the Status of Endangered Wildlife in Canada (COSEWIC). 31 pp.

Mehlhop, P. (1993) Progress Report Year II, Establishment of a Rare Mollusc Inventory and Monitoring Program for New Mexico, Amendment 1. Guadalupe Ranger District, Lincoln National Forest, USFS. 10 p.

Santa Fe National Forest. 1993. Mexican Spotted Owl inventory forms and summary.

Nelson, M. E. 1993. Natal dispersal and gene flow in white-tailed deer in northeastern Minnesota. J. Mamm. 74:316-322.

Sivinski, R. 1993. Flora Neomexicana: Cactus confusion. Native Plant Society of New Mexico Newsletter 18(4): 1-2.

Mehlhop, P. 1993. Field survey to Horse Trap Spring on 31 May 1993.

Brennan, L. A. 1993. Strip discing: the forgotten bobwhite habitat management technique. Quail Unlimited Magazine 12:20-22.

Burns, B. (1993) Collected 1993 Mexican Spotted Owl Monitoring Forms. Silver City Ranger Distirct, Gila National Forest, USFS. 6 p.

Cowley, D.E. 1993. Rio Grande cutthroat trout breeding strategy. . 66 p.

Frissell, C. A. 1993. Topology of extinction and endangerment of native fishes in the Pacific Northwest and California (U.S.A.). Conservation Biology 7(2):342-354.

Jennings, R. D., and N. J. Scott, Jr. 1993. Ecologically correlated morphological variation in tadpoles of the leopard frog, Rana chiricahuensis. Journal of Herpetology 27:285-293.

Reid, R. R., C. E. Grue, and N. J. Silvy. 1993. Habitat requirements of breeding scaled quail in Texas. Proceedings of the National Quail Symposium III:137-142.

Kartesz, J.T. 1993. Species distribution data for vascular plants of 70 geographical areas, from unpublished data files at the North Carolina Botanical Garden, July, 1993.

Author Unknown. 1993. Noteworthy collections. Madrono 40(?): 137.

McMillan, K. (1993) Information Survey Data for U.S. Forest Service Habitat Conservation Assessment, Inland Cutthroat Trout. Retrieved from Regional Office, USFS. 7 p.

Williams, S.O. III. 1993. Preliminary listing and status assessment of neotropical migrant birds in New Mexico.

Court, G.S. 1993. A toxicological assessment of the American peregrine falcon (Falco peregrinus anatum) breeding in Alberta, Canada - 1968 to 1992. Occasional Paper Number 10, Department of Environmental Protection, Wildlife Management Division, Fish and

Cade, B. S., and R. W. Hoffman. 1993. Differential migration of blue grouse in Colorado. Auk 110:70-77.

U.S. Fish and Wildlife Service (USFWS). 1993. Notice of availability of draft agreement regarding Section 7 consultation, sufficient progress and historic projects, recovery implementation program for the endangered fish species in the upper Colorado Rive

Mathews, N. E., and W. F. Porter. 1993. Effect of social structure on genetic structure of free-ranging white-tailed deer in the Adirondack Mountains. J. Mamm. 74:33-43.

Spears, G. S., F. S. Guthery, S. M. Rice, S. J. DeMaso, B. Zaiglin. 1993. Optimum seral stage for Northern Bobwhites as influenced by site productivity. Journal of Wildlife Management 57:805-811.