Moncrief, N. D. 1993. Geographic variation in fox squirrels (SCIURUS NIGER) and gray squirrels (S. CAROLINENSIS) of the lower Mississippi River valley. J. Mamm. 74:547-576.

Spear, L. B. 1993. Dynamics and effect of western gulls feeding in a colony of guillemots and Brandt's cormorants. J. Anim. Ecol. 62:399-414.

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

Romero, R. 1993. Unpublished correspondence with Teresa Pendusi regarding Astragalus ripleyi in Tres Piedras Ranger District, Carson National Forest, USFS.

Belnap, J. and J.S. Gardner. 1993. Soil microstructure in soils of the Colorado Plateau: The role of the cyanobacterium Microcoleus vaginatus. Great Basin Naturalist. 53(1):40-47.

DeVos, T. and B. S. Mueller. 1993. Reproductive ecology of Northern Bobwhite in north Florida. Proceedings of the National Quail Symposium III:83-89.

Hogan, K. M., et al. 1993. Systematic and taxonomic implications of karyotypic, electrophoretic, and mitochondrial-DNA variation in Peromyscus from the Pacific Northwest. J. Mamm. 74:819-831.

Reed, J.M., and L.W. Oring. 1993. Philopatry, site fidelity, dispersal, and survival of Spotted Sandpipers. Auk 110:541-551.

Etnier, D. A., and W. C. Starnes. 1993. The fishes of Tennessee. University of Tennessee Press, Knoxville, Tennessee. xiv + 681 pp.

DeWalt, T. S., E. G. Zimmerman, and J. V. Planz. 1993. Mitochondrial-DNA phylogeny of species of the boylii and truei groups of the genus Peromyscus. J. Mamm. 74:352-362.

Keith, L. B., S. E. M. Bloomer, and T. Willebrand. 1993. Dynamics of a snowshoe hare population in fragmented habitat. Can. J. Zool. 71:1385-1392.

Johnsgard, P. A. 1993. Cormorants, darters, and pelicans of the world. Smithsonian Institute Press, Washington, D.C. xiv + 445 pp.

Schroeder, M. A. and C. E. Braun. 1993. Movement and philopatry of band-tailed pigeons captured in Colorado. Journal of Wildlife Management 57:103-112.

Wenny, D. G., et al. 1993. Population density, habitat selection and minimum area requirements of three forest-interior warblers in central Missouri. Condor 95:968-979.

Muldavin, E., B. Sims, and L. Johnson. 1993. Pecos wild and scenic river instream flow report. Natural Heritage New Mexico Publ. No. 93-GTR-52. Natural Heritage New Mexico, University of New Mexico, Albuquerque, NM. 47 p. + app.

Bacorn, J. Burns, B. (1993) Collected 1993 Mexican Spotted Monitoring Forms. Silver City Ranger District, Gila National Forest, USFS.

Gaston, A. J. 1993. Status report on the ancient murrelet SYNTHLIBORAMPHUS ANTIQUUS in Canada. Committee on the Status of Endangered Wildlife in Canada (COSEWIC), Ottawa, ON. 43 pp.

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

Schwarz, H.R. 1991. National grassland breeding bird report for 1991, with map. Cibola National Forest, Nov 15, 1991.

Carlson, J. D., Jr., W. R. Clark, and E. E. Klaas. 1993. A model of the productivity of the northern pintail. U.S. Fish and Wildlife Service Biological Report 7. 20 pp.

Advanced Sciences, Inc. 1993. Final biological reconnaissance report, HAWK Missile Program, White Sands Missile Range, New Mexico. WSMR Environmental Office report no. EA011-93. 9 July 1993. . 61 p.

Knight, Paul. 1993. A status review of Gypsum wild buckwheat. Prepared for USFWS. September 1993.

McMillan, K. (1993) Information Survey Data for U.S. Forest Service Habitat Conservation Assessment, Inland Cutthroat Trout. Retrieved from Regional Office, USFS. 5 p.

Vickery, P.D. 1993. Habitat selection of grassland birds in Maine. Ph.D. dissertation. University of Maine, Orono, ME. 124 pp.

DeMauro, M. M. 1993. Colonial nesting bird responses to visitor use at Lake Renwick heron rookery, Illinois. Natural Areas Journal 13:4-9.

Hoover, J.P., and M.C. Brittingham. 1993. Regional variation in cowbird parasitism of Wood Thrushes. Wilson Bulletin 105:228-238.

Burton, J. (1993) Unpublished Letter to L. Paul Including Multiple Documents About Pyrogulopsis pecosensis. Guadalupe Ranger District, Lincoln National Forest, USFS. 5 p.

Harlequin Duck Working Group. 1993. Status of harlequin ducks (HISTRIONICUS HISTRIONICUS) in North America. iii + 83 pp.

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

Rivera, J. Ward, R. Ford-Schmid, R. (1993) 1993 Mexican Spotted Owl Daytime Follow-up Visit Form. Retrieved from Silver City Ranger District, Gila National Forest,USFS. 24 p.

Riley, T. Z., C. A. Davis, and R. A. Smith. 1993. Autumn-winter habitat use of lesser prairie-chickens (TYMPANUCHUS PALLIDICINCTUS, Tetraonidae). Great Basin Nat. 53:409-411.

Wunderle, J. M. Jr., and R. B. Waide. 1993. Distribution of overwintering Nearctic migrants in the Bahamas and Greater Antillies. Condor 95:904-33.

Wehausen, J. D., and R. R. Ramey. 1993. A morphometric reevaluation of the peninsular bighorn subspecies. Desert Bighorn Council Transactions 37:1-10.

Mehlhop, P. 1993. Field survey to Spring Canyon, tributary spring on 1 June 1993.

Richman, D.B., D.C. Lightfoot, C.A. Sutherland, D.J. Ferguson. 1993. A Manual of the Grasshoppers of New Mexico, Orthoptera: Acrididae and Romaleidae. New Mexico State University Cooperative Extension Service. Handbook No. 7. 112p.

Baumgardner, G. D., and M. L. Kennedy. 1993. Morphometric variation in kangaroo rats (genus Dipodomys) and its relationship to selected abiotic variables. Journal of Mammalogy 74:69-85.

Bacon, J.R. 1993. ACTC Environmental Monitoring Report No. 5: biological survey of the ACTC access road to Ground Zero and Little Burro access road to Lower Anchor and associated construction activities. Physical Science Laboratory. 15 January 1993. 23 pp

Fowler-Propst, J. 1993. Letter to Paul Knight concerning Opuntia viridiflora. 1p.

Hughes, G. A., and S. M. Carr. 1993. Reciprocal hybridization between white-tailed deer (Odocoileus virginianus) and mule deer (O. hemionus) in western Canada: evidence from serum albumin and mtDNA sequences. Canadian Journal of Zoology 71:524-530.

Morse, J. C. 1993. A checklist of the Trichoptera of North America, including Greenland and Mexico. Transactions of the American Entomological Society 119(1):47-93.

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

Schwarz, H. (1993) Gray Vireo on Eggs in the Mananita Foothills. Retrieved from Guadalupe Ranger District, Lincoln National Forest, USFS. 1 p.

Benkman, C. W. 1993b. The evolution, ecology, and decline of the red crossbill in Newfoundland. Am. Birds 47(2):225-229.

Dixon, J. R., and A. A. Yanosky. 1993. A microchip marking system for identification of caiman hatchlings. Bull. Maryland Herp. Soc. 29(94):156-9.

Johnson, O. W. 1993. The Pacific golden-plover (PLUVIALIS FULVA): discovery of the species and other historical notes. Auk 110:136-141.

Sample, B. E., R. J. Cooper, and R. C. Whitmore. 1993. Dietary shifts among songbirds in a diflubenzuron-treated forest. Condor 95:616-24.

Kelly, J. P. 1993. The effect of nest predation on habitat selection by dusky flycatchers in limber pine-juniper woodland. Condor 95:83-93.

Klemens, M. W. 1993. Amphibians and reptiles of Connecticut and adjacent regions. State Geological and Natural History Survey of Connecticut, Bulletin 112. xii + 318 pp.

Scott, P. E. 1993. A closer look: lucifer hummingbird. Birding, August 1993, pp. 244-251.

White, P. J. and K. Ralls. 1993. Reproduction and spacing patterns of kit foxes relative to changing prey availability. Journal of Wildlife Management 57:861-867.

Coronado National Forest. 1993. Environmental Assessment of Goodding Research Natural Area Extension. US Forest Service, 39 p.

Weisenberger, Mara E. 1993. San Andres National Wildlife Refuge Bird Surveys for May-November 1993. U.S. Fish and Wildlife Service. 15 pp.

Barber, D. R. 1993. Effects of alternate host densities on brown-headed cowbird parasitism rates in black-capped vireos. M.S. thesis, Univ. of Arkansas, Fayetteville. ix + 43 pp. [Arkansas Cooperative Fish and Wildlife Research Unit Publ. No. 10]

Gila National Forest. 1993. NMNHP element occurrence cooperator forms with data on Allium gooddingii. 12 p.

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

Santa Fe National Forest. 1993. Field forms and maps for Northern Goshawk nest and territory monitoring for 1993.

Custer, C. M. 1993. Life history traits and habitat needs of the redhead. Part 13.1.11 of Waterfowl management handbook. 7 pp.

Bacon, J.R. 1993. ACTC Environmental Monitoring Report No. 7: biological survey of ACTC proposed instrumentation sites. Physical Science Laboratory. 19 April 1993. 13 pp.

Lincoln National Forest. 1993. Northern Goshawk Field Forms & Maps.

McMillan, K. (1993) Information Survey Data for U.S. Forest Service Habitat Conservation Assessment, Inland Cutthroat Trout. Retrieved from Regional Office, USFS. 5 p.