Camp, M., and L.B. Best. 1993. Bird abundance and species richness in roadsides adjacent to Iowa rowcrop fields. Wildlife Society Bulletin 21:315-325.

U.S. Fish and Wildlife Service (USFWS). 1993. Proposed rule to list the southwestern willow flycatcher as endangered with critical habitat. Federal Register 58(140):39495-39522. 23 July 1993.

Boucher, P. 1993. Personal communication by phone and electronic mail to S.O. Williams III regarding SW Willow flycatchers sighted along San Francisco River, NM. Information summarized by S.O. Williams III, NM Dept Game and Fish.

Galeano-Popp, R. (1993) Lincoln National Forest, Mexican Spotted Owl, Annual Survey and Inventory Report. Guadalupe Ranger District, Lincoln National Forest, USFS. 29 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.

Montoya, B. 1993.Tables and maps for aquatic species collected during the calendar year1993. New Mexico Department of Game and Fish. Santa Fe, New Mexico. 7 p.

Travis, J. 1993. Willow flycatcher survey detection and nest site data forms developed by Partners in Flight to establish occurrence of Empidonax traillii extimus in NM. Summary added by S.O. Williams III, NM Dept Game and Fish.

Ouellet, H. 1993. Bicknell's thrush: taxonomic status and distribution. Wilson Bull. 105:545-572.

Stewart, D. T., A. J. Baker, and S. P. Hindocha. 1993. Genetic differentiation and population structure in Sorex haydeni and S. cinereus. J. Mamm. 74:21-32.

Mehlhop, P. 1993. Field survey to Roswell Country Club on June 18, 1993.

Oldham, M. 1993. Map of SW Willow flycatcher survey sites at Bosque del Apache NWR in summer of 1993. Attached to a letter sent to S.O. Williams III, at NM Dept Game and Fish.

Muldavin, E. 1993. Melrose vegetation Survey. New Mexico Natural Heritage Program

Capel, S., J. A. Crawford, R. J. Robel, L. W. Burger, Jr., and N. W. Sotherton. 1993. Agricultural practices and pesticides. Proceedings of the National Quail Symposium III:172-173.

New Mexico Department of Game & Fish. No date. Outline for the culture of Rio Grande cutthroat trout at Seven Springs Hatchery. . 16 p.

Hart, J. A., G. L. Kirkland, Jr., and S. C. Grossman. 1993. Relative abundance and habitat use by tree bats, LASIURUS spp., in southcentral Pennsylvania. Can. Field-Nat. 107:208-212.

Marinelli, L., and F. Messier. 1993. Space use and the social system of muskrats. Can. J. Zool. 71:869-875.

Sepik, G. F., and E. L. Derleth. 1993b. Habitat use, home range size, and patterns of moves of the American woodcock in Maine. Pages 41-49 in J. R. Longcore and G. F. Sepik, editors. Proceedings of the eighth American woodcock symposium. U.S. Fish and Wil

Lucero, L. 1993. Unpublished letter to: District Ranger, All Districts. Subject: Annual Inventory and Mopnitoring Report. USFS. 20 p.

Whiting, M.J., J.R. Dixon and R.C. Murray. 1993. Spatial distribution of a population of Texas horned lizards (Phrynosoma cornutum: Phrynosomatidae) relative to habitat and prey. Southwest. Nat. 38(2):150-154

Muldavin, E., R. Wallace, and P. Mehlhop. 1993. Riparian ecological site inventory for New Mexico Bureau of Land Management Lands. Year 1: a demonstration of methods. Unpubl. report by New Mexico Natural Heritage Program for Bureau of Land Management, New

Blair, G. S. and G. Servheen. 1993. Species conservation plan for the white-headed woodpecker (Picoides albolarvatus). USDA Forest Service Region 1 and Idaho Dept. of Fish and Game.

Senesac, P. 1993. Project tanager: reference booklet. Cornell Laboratory of Ornithology, Ithaca, New York.

Allred, K.W. 1993. A field guide to the grasses of New Mexico. Department of Agricultural Communications, New Mexico State University, Las Cruces, New Mexico.

Church, K. E., J. R. Sauer, and S. Droege. 1993. Population trends of quails in North America. Proceedings of the National Quail Symposium III:44-54.

Gregg, M. A., J. A. Crawford, and M. S. Drut. 1993. Summer habitat use and selection by female sage grouse (CENTROCERCUS UROPHASIANUS) in Oregon. Great Basin Nat. 53:293-298.

Pampush, G. J., and R. G. Anthony. 1993. Nest success, habitat utilization and nest-site selection of long-billed curlews in the Columbia Basin, Oregon. Condor 95:957-967.

Vander Haegen, W. M., W. B. Krohn, and R. B. Owen, Jr. 1993b. Care, behavior, and growth of captive-reared American woodcocks. Pages 57-65 in J. R. Longcore and G. F. Sepik, editors. Proceedings of the eighth American woodcock symposium. U.S. Fish and Wil

Welsh, S.L., N.D. Atwood, S. Goodrich, and L.C. Higgins (eds.) 1993. A Utah flora. 2nd edition. Brigham Young Univ., Provo, Utah. 986 pp.

Brown, B. T. 1993. Winter foraging ecology of bald eagles in Arizona. Condor 95:132-138.

Heske, E. J., J. H. Brown, and Q. Guo. 1993. Effects of kangaroo rat exclusion on vegetation structure and plant species divrsity in the Chihuahuan Desert. Oecologia 95:520-524.

Dick-Peddie, W. A. 1993. New Mexico vegetation, past, present, and future. Univ. New Mexico Press, Albuquerque.

O'Donoghue, M., and S. Stuart. 1993. Hare-raising encounters. Natural History 2/93, pp. 26-33.

Thurber, J. M., and R. O. Peterson. 1993. Effects of population density and pack size on the foraging ecology of gray wolves. J. Mammalogy 74:879-889.

Muldavin, E. 1993. White Sands National Monument vegetation classification and map project. New Mexico Natural Heritage Program

Calder, W.A. 1993. Rufous Hummingbird (Selasphorus rufus). In A. Poole and F. Gill, editors, The Birds of North America, No. 53. Academy of Natural Sciences, Philadelphia, and American Ornithologists' Union, Washington, DC. 20 pp.

Almack, J. A., W. L. Gaines, R. H. Naney, P. H. Morrison, J. R. Eby, G. F. Wooten, M. C. Snyder, S. H. Fitkin, and E. R. Garcia. 1993. North Cascades grizzly bear ecosystem evaluation. Final Report. Interagency Grizzly Bear Committee, Denver, Colorado. 15

Clayton, P. 1993. Two sites for Talinum humile.

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

Mehlhop, P. 1993. Field survey to Spring Canyon, Alamosa Warm Springs on July 1 and 2, 1993.

S93SIVSBNMUS, Legacy reference. Physical copy not yet located.

Gardner, K. (1993) Collected 1993 Mexican Spotted Owl Monitoring Forms. Silver City Ranger District, Gila National Forest, USFS. 34 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.

Spellenberg, R. and P. Hyder. 1993. A report on a survey for vertebrates and vascular plant species on the proposed AFB-NEXRAD Weather Radar Facility Site, White Sands Missile Range, Otero County, New Mexico. April 1993. 17 pp.

American Ornithologists' Union (AOU). 1993. Thirty-ninth supplement to the American Ornithologists' Union Check-list of North American Birds. Auk 110:675-82.

Ratcliffe, D. 1993. The peregrine falcon. Second edition. Academic Press, Inc., San Diego. 454 pp.

Carey, C. 1993. Hypothesis concerning the causes of the disappearance of boreal toads from the mountains of Colorado. Conservation Biology 7(2):355-362.

U.S. Fish and Wildlife Service (USFWS). 1993. Final rule to list the Mexican spotted owl as a threatened species. Federal Register 58(49):14248-14271. 16 March 1993.

Brown, B. 1993. Letter and NM rare/unusual bird report to Sartor O. Williams III of NM Dept Game and Fish regarding sighting of Plain capped star-throat hummingbird, dated 18 Nov 1993.

Gardner, K. 1993. Plant/animal occurrence record - cooperator forms and maps for Allium gooddingii. Gila NF, July 1, 1993.

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

Montoya, B. (1993) Unpublished letter to Dr. John G. Rogers, Regional Director of US Fish and Wildlife Services, Regarding Fish Monitoring. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 8 p.

Unknown, 1993. BISON-M Draft - Taxonomy Species Hawk, Ferruginous. Gray Authority. USFS

Pace, R. M., III, and G. W. Wood. 1993. Use of daytime microhabitat by wintering woodcocks in coastal South Carolina. Pages 66-74 in J. R. Longcore and G. F. Sepik, editors. Proceedings of the eighth American woodcock symposium. U.S. Fish and Wildlife Ser

Trail, P. W., and L. F. Baptista. 1993. The impact of brown-headed cowbird parasitism on populations of the Nuttall's white-crowned sparrow. Conservation Biology 7:309-

Mehlhop, P. 1993. Field survey to Sitting Bull Spring on 17 June 1993.

Muldavin, E. 1993. Riparian/Wetland vegetation classification project, Pecos Basin. New Mexico Natural Heritage Program

Connors, P. G., B. J. McCaffery, and J. L. Marion. 1993. Speciation in golden-plovers, PLUVIALIS DOMINICA and P. FULVA: evidence from the breeding grounds. Auk 110:9-20.

Donaldson, W., A.H. Price and J. Morse. 1993. Phrynosoma cornutum status survey. Final report as required by the Endangered Species Act, section 6.

Haug, E.A., and A.B. Didiuk. 1993. Use of recorded calls to detect burrowing owls. Journal of Field Ornithology 64:188-194.

Martin, T.E. 1993b. Nest predation among vegetation layers and habitat types: revising the dogmas. American Naturalist 141:897-913.