U.S. Fish and Wildlife Service. 1998. Endangered and Threatened Wildlife and Plants; 90-day finding for a petition to list the Rio Grande Cutthroat Trout. Federal Register. 63(177):49062-49063.

Loxterman, J. L., N. D. Moncrief, R. D. Dueser, C. R. Carlson, and J. F. Pagels. 1998. Dispersal abilities and genetic population structure of insular and mainland Oryzomys palustris and Peromyscus leucopus. Journal of Mammalogy 79:66-77.

Sutter, G.C. and R.M. Brigham. 1998. Avifaunal and habitat changes resulting from conversion of native prairie to crested wheatgrass: patterns at songbird community and species levels. Canadian Journal of Zoology 76:869-875.

Davison, W.B. 1998. A comparison of predation rates on real and artificial nests of grassland birds. M.S. Thesis, Eastern Illinois University, Charleston, IL.

Ladyman, J.A.R. and Y. Chauvin. 1998. Survey for Sensitive Plant Species on El Malpais National Conservation Area. Submitted to the Bureau of Land Management, Albuquerque District Office, Albuquerque, NM.

Ross, D. Kastner, T. Kilday, L. Mercurio, C. Kohen, G. (1998) Inventory Completion Report, Sensitive Plant Suvey, Lincoln National Forest, Field Notes. Project Name: Kuenzler Survey. Guadalupe Ranger Distirct, Lincoln National Forest, USFS. 4 p.

West, S. (1998) Willow Flycatcher Survey and Detection Form (rev. 4/97). Lincoln Supervisor's Office, Lincoln National Forest, USFS. 20 p.

Black, K. Kilday, L. Mercurio, C. Lawrence, J. (1998) Inventory Completion Report, Sensitive Plant Survey, Lincoln National Forest, Field Notes. Project Name: Kuenzler Survey. Guadalupe Ranger District, Lincoln National Forest, USFS. 4 p.

Kastner, T. Koehn, G. Black, K. Ross, D. Mercurio, C. Glover, K. Herpin, S. Myers, C. Lawrence, J. Shanks, B. (1998) Sensitive Plant Site Report, Population Site Report, Lincoln National Forest, Field Notes. Guadalupe Ranger District, Lincoln National For

Ross, D. Kestner, T. Kilday, L. Kohen, G. Mercurio, C. (1998) Sensitive Plant Site Report, Population Site Report, Lincoln National Forest, Field Notes. Guadalupe Ranger District, Lincoln National Forest, USFS. 4 p.

Unknown (1998) Conservation Agreement for the Pecos Pupfish Between and Among Texas Parks and Wildlife Department, New Mexico Department of Game and Fish, New Mexico State Parks, U.S. Bureau of Land Management, and U.S. Fish and Wildlife Services. Retriev

Reynolds, R.T., and S.M. Joy. 1998. Distribution, territory occupancy, dispersal, and demography of Northern Goshawks on the Kaibab Plateau, Arizona. Final Report for Arizona Game and Fish, Heritage Project No. I94045.

Russell, S.M., and G. Monson. 1998. The birds of Sonora. University of Arizona Press, Tucson, Arizona.

Andreoli, R.J. 1998. White Sands Missile Range, Range-wide environmental impact statement. 645 p.

U.S. Fish and Wildlife Service (USFWS). 1998. Category and Listing Priority Forms.

Luján, Michael T. 1998. Arizona Willow/Rumex orthoneurus survey summary throughout the Pecos Wilderness. United States Forest Service (USFS), Pecos/Las Vegas Ranger District, Santa Fe National Forest. 5 p.

Sivinski, R. Lightgoot, K. Ball, B. (1998) Inventory Completion Report, Sensitive Plant Survey, Lincoln National Forest, Field Notes. Project Name: Kuenzler Cactus Survey. Guadalupe Ranger District, Lincoln National Forest, USFS. 8 p.

Leonard, J. P. 1998. Nesting and foraging ecology of band-tailed pigeons in western Oregon. Ph.D. dissertation, Oregon State University, Corvallis, OR.

Porter, A. H, and J. C. Muller. 1998. Partial genetic isolatation between Phyciodes tharos and P. cocyta ( Nymphalidae). Journal of the Lepidopterists' Society 52(2):182-205.

Muehter, V.R. 1998. WatchList Website, National Audubon Society, Version 97.12. Online. Available: http://www.audubon.org/bird/watch/.

Eifler, D. A., and M. A. Eifler. 1998. Foraging behavior and spacing patterns of the lizard Cnemidophorus uniparens. Journal of Herpetology 32:24-33.

Stockwell, C. A., M. Mulvey, and A. Jones. 1998. Genetic evidence for two evolutionarily significant units of White Sands pupfish. Animal Conservation 1:213-225.

Gilchrist, D. 1998. Has FNAWS put bighorn sheep on the mountain? Pp. 180-181 IN Wild Sheep Journal. Foundation for North American Wild Sheep. 192pp.

Olson, G. S., and B. Van Horne. 1998. Dispersal patterns of juvenile Townsend's ground squirrels in southwestern Idaho. Canadian Journal of Zoology 76:2084-2089.

Ball, B. (1998) Sensitive Plant Site Report, Population Site Report, Lincoln National Forest, Field Notes. Guadalupe Ranger District, Lincoln National Forest, USFS. 4 p.

Linzey, D. W. 1998. The mammals of Virginia. McDonald and Woodward, Blacksburg, VA. 459 pp.

Dye, J.L. 1998. Alphabetical listing of plant codes, species, and families for White Sands Missile Range. 20 p.

Painter, C.W. 1998. Excerpt from database of reptile and amphibian museum records for Crotalus lepidus. 1 p.

Unknown (1998) Systematic Investigations of Warmwater Fish Communities Progress Report. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 12 p.

Johnson, K., H. Smith, and K. Score. 1998. Lesser Prairie Chicken surveys, NM Dept. of Game and Fish Prairie Chicken Management Areas & radio telemetry study, Caprock Wildlife Management Area. Unpubl. report by New Mexico Natural Heritage Program. NMNHP.

Johnson, D.H., L.D. Igl, J.A. Dechant, M.L. Sondreal, C.M. Goldade, M.P. Nenneman, and B.R. Euliss. 1998. Effects of management practices on grassland birds: Grasshopper Sparrow. Northern Prairie Wildlife Research Center, Jamestown, ND. 12 pp.

U.S. Fish and Wildlife Service (USFWS). 10 June 1998. 90-day finding and commencement of status review for a petition to list the westslope cutthroat trout as threatened. Federal Register 63(111):31691-31693.

Mahrt, L. A. 1998. Territorial establishment and maintenance by female tree lizards, Urosaurus ornatus. Journal of Herpetology 32:176-182.

Westemeier, R.L., J.D. Brawn, S.A. Simpson, T.L. Esker, R.W. Jansen, J.W. Walk, E.L. Kershner, J.L. Bouzat, K.N. Paige. 1998. Tracking the long-term decline and recovery of an isolated population. Science, November 1988.

DeLorenzo, D. 1998. Hardin Allotment Trip Report: Kuenzler's hedgehog cactus (Echinocereus fendleri var. kuenzleri). United States Forest Service (USFS), Albuquerque, NM.

Ladyman, J.A.R. 1998. Element Stewardship Abstract for Helianthus paradoxus. 8 p.

Bordelon, Charles Jr. and Ed Knudson. 1998b. Moths of southeastern Arizona. Beaumont and Houston, Texas. 4 plates.

Ross, D. Koehn, G. Black, K. Shanks, B. Kilday, L. Mercurio, C. Kastner, T. Lawrence, J. (1998) Inventory Completion Report, Sensitive Plant Survey, Lincoln National Forest, Field Notes. Project Name: Kuenzler Survey [South Taylor]. Guadalupe Ranger Distr

White Sands National Monument. 1998. Checklist of birds of White Sands. . 12 p.

Black, K. Kastner, R. Kilday, L. Shanks, B. Mercurio, C. (1998) Sensitive Plant Site Report, Populaion Sire Report, Lincoln National Forest, Field Notes. Guadalupe Ranger District, Lincoln National Forest, USFS. 4 p.

Kastner, T. Koehn, G. Black, K. Mercurio, C. Glover, K. Herpin, S. Herpin, D. Meyers, C. Lawrence, J. Shanks, B. (1998) Sensitive Plant Site Report, Population Site Report, Lincoln National Forest, Field Notes. Guadalupe Ranger District, Lincoln National

Roth, Daniela. October 17, 1998. Personal communication to Martha Martinez through electronic mail: plants endemic or mostly ocurring in Navajo Nation lands. Botanist for the Navajo Nation Heritage Program.

Unknown (1998) Multiple Bundled Mexican Spotted Owl Documents. Lincoln Supervisor's Office, Lincoln National Forest, USFS. 94 p.

Skeel, M.A., J. Keith, and C.S. Paluschuk. 1998. A population decline of burrowing owls in Saskatchewan documented by Operation Burrowing Owl. Abstract and notes. Second International Burrowing Owl Symposium, September 29-30, 1998, Ogden, Utah. Canadian W

Arizona Game and Fish Department. 1998. Thamnophis eques. Unpublished abstract compiled and edited by the Heritage Data Management System, Arizona Game and Fish Department, Phoenix, Arizona. 3 pp.

Gila National Forest. 1998. Mexican Spotted Owl inventory forms.

McIntosh, L. 1998. Email and faxed maps from L. McIntosh and R. Worthington to J. Ladyman and S. Gottlieb regarding collection of Pediomelum pentaphyllum on Hatchet Ranch quad. 10 p.

Sivinski, R. Ball, B. Lightfoot, K. (1998) Sensitive Plant Site Report, Population Site Report, Lincoln National Forest, Field Notes. Guadalupe Ranger District, Lincoln National Forest, USFS. 4 p.

Anderson, D.L. 1998. Map of Peniocereus greggii var greggii sighting in Hembrillo Canyon.

Bogdanowicz, W., S. Kasper, and R. D. Owen. 1998. Phylogeny of plecotine bats: reevaluation of morphological and chromosomal data. Journal of Mammalogy 79:78-90.

Low, D., and E.E. Leupin. 1998. An assessment of the burrowing owl re-introduction in the Thompson/Nicola region of British Columbia: a summary report (1992-1997). Abstract and notes. Second International Burrowing Owl Symposium, Sept. 29-30, 1998, Ogden,

Reynolds, R.T., and B.D. Linkhart. 1998. Flammulated Owl (OTUS FLAMMEOLUS). Pages 140-144 in R. L. Glinski, editor. Raptors of Arizona, University of Tucson Press, Tucson, AZ.

Propst, D.L. 1998. Interactions of Nonnative Salmonids and Native Cyprinids in the Gila Drainage. Completion Report to U.S. Fish and Wildlife Service, Section 6 E-35. 37 p.

Barclay, J.C. Bean, D. Plumpton, and B. Walton. 1998. Burrowing owl conservation in California: Issues and challenges. Poster abstract and notes. Second International Burrowing Owl Symposium, September 29-30, 1998, Ogden, Utah. Canadian Wildlife Service,

Rodriguez Estrella, R., F. Chavez Ramirez, and G.L. Holroyd. 1998. Current knowledge of the burrowing owl in Mexico: what is needed for a conservation plan? Abstract and notes. Second International Burrowing Owl Symposium, September 29-30, 1998, Ogden, Ut

U.S. Fish and Wildlife Service (USFWS). 30 January 1998. Proposal to determine the Pecos pupfish (Cyprinodon pecosensis) to be an endangered species. Federal Register 63(20):4608-4613.

Swengel, Ann B. 1998. Effects of management on butterfly abundance in tallgrass prairie and pine barrens. Biological Conservation 83(1):77-89.

Rosenstock, S.S. 1998. Influence of Gambel oak on breeding birds in ponderosa pine forests of northern Arizona. Condor 100:485-492.

Barker, L. 1998. Email to M. Altenbach with explanation of Rio Ruidoso Allotment Kuenzler's Exclosure. 1 p.

Margulis, L., and K. V. Schwartz. 1998. Five kingdoms: An illustrated guide to the phyla of life on earth. 3rd ed. W.H. Freeman & Co., New York.