Thompson, C.W. 1991a. Is the painted bunting actually two species? Problems determining species limits between allopatric populations. Condor 93:987-1000.

Schwartz, A., and R. W. Henderson. 1991. Amphibians and Reptiles of the West Indies: Descriptions, Distributions, and Natural History. University of Florida Press, Gainesville, Florida. xvi + 720 pp.

Gleason, H.A., and A. Cronquist. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. New York Botanical Garden, Bronx, New York. 910 pp.

Williams, L. R., and G. N. Cameron. 1991. Geomys attwateri. Am. Soc. Mamm., Mammalian Species No. 382:1-5.

DeBruin, E. 1991 Field survey to Lincoln NF - Capitan Peak Trailhead, 20 May 1991.

DeBruin, E. 1991. Field survey to Farmington Resource Area-Flora Vista, stop #6 on 2 May 1991.

New Mexico Natural Heritage Program. 1991. Field map for 1991 Gilia formosa survey on USGS 7 1/2' topo map, Blanco Quad.

Madrid, B. Arvedson, C. (1991) 1991 Mexican Spotted Owl Daytime Follow-up Visit Form. Silver City Ranger District, Gila National Forest, USFS. 2 p.

Schemnitz, S.D. 1991. Summary of Gould's turkey observations Gray Ranch - Animas and San Luis Mts. Unpub table for NMSU Dept of Fishery and Wildlife Sciences. 4 pp.

Brigham, R. M. 1991. Flexibility in foraging and roosting behaviour by the big brown bat (Eptesicus fuscus). Can. J. Zool. 69:117-121.

DeBruin, E. Sept 1991. Special plant site survey form, New Mexico for Perityle cernua.

Davis, J., R. H. MacDonald, and M. W. Sherman. 1991. Old-growth mixed coniferous-red fir forest transition. Journal of Field Ornithology (Supplement) 62:49-50.

Bailowitz, R. A. and J. P. Brock. 1991. Butterflies of Southeastern Arizona. Sonoran Arthropod Studies, Inc., Tucson, AZ. 342 pp.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop # 1A, 21 May, 1991

S91SPESBNMUS, Legacy reference. Physical copy not yet located.

Meehan, W.R. (ED) 1991. Influences of forest and rangeland management on Salmonid fishes and their habitats. American Fish Soc. Spe. Pub. 19, Bethesda, MD.

Iverson, J. B. 1991a. Life history and demography of the yellow mud turtle, Kinosternon flavescens. Herpetologica 47:373-395.

S91SIVSBNMUS, Legacy reference. Physical copy not yet located.

Loft, E. R., J. W. Menke, and J. G. Kie. 1991. Habitat shifts by mule deer: the influence of cattle grazing. J. Wildl. Manage. 55:16-26.

Pagels, J. F., M. L. Fies and R. Glascow. 1991. Appalachian water shrew, Sorex palustris punctulatus Hooper: recovery plan. Virginia Dept. of Game and Inland Fisheries. Richmond, VA.

Petit, L. J. 1991. Adaptive tolerance of cowbird parasitism by Prothonotary Warblers: a consequence of nest-site limitation? Animal Behavior 41:425-32.

Advanced Sciences, Inc. 1991. Threatened and endangered species survey at ABC Flip side, White Sands Missile Range. WSMR Environmental Services Report no. REC-EA-03-88, prepared under WSMR contract DAAD07-90-C-0018. 4 April, 1991. . 14 p.

Hurley, T. Schwarz, H.R. (1991) Northern Goshawk Inventory Form - 1991 . Sandia Ranger District, Cibola National Forest, USFS. 3 p.

Wershler, C., W.W. Smith, and C. Wallis. 1991. Status of the Baird's Sparrow in Alberta: 1987/1988 update with notes on other grassland sparrows and Sprague's Pipit. Pages 87-89 in G.L. Holroyd, G. Burns, and H.C. Smith, editors. Proceedings of the second

Reichenbacher, F.W. 1991. Illustrated manual of rare cacti of the United States and Puerto Rico. Unpublished manuscript draft on Toumeya papyracantha [Pediocactus papyracanthus] for southwest. Field biologists, Univ. of AZ and USFWS. May 1991. 4 pp.

Terres, J.K. 1991. The Audubon Society encyclopedia of North American birds. Alfred A. Knopf, New York.

Lincoln National Forest. 1991. Mexican Spotted Owl inventory forms.

Sivinski, R. 1991. NM rare plant occurrence record data sheet of 1 May 1991 for Phacelia splendens. EMNRD, Santa Fe, NM.

Nowak, R. M. 1999. Walker's mammals of the world. Sixth edition. Johns Hopkins University Press, Baltimore. Two volumes, 1,936 pp.

Black, C. and J. Black. 1991. Field survey to Gray Ranch - Indian Creek Canyon on 23 June 1991.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #36 29 May, 1991.

Horton, J. and C. Persichetty. 1991. Field survey to Capitan Mts. - Pierce Canyon Arroyo at Forest Rd. 57, 23 May 1991.

Reed, S. and P. Ryder. 1991. Field survey to Capitan Mts - ridge E. of Ellis Canyon. 23 May 1991.

DeBruin, E. 1991. Field Survey to Fort Stanton ACEC - "Dan's plot", 27 May, 1991

DeBruin, E. 1991. Field survey to Farmington Resource Area-Munoz Canyon stop #1 on 8 May 1991.

Reed, S. 1991. Field survey to Capitan Mts. - Baca Spring Creek, 31 May 1991.

Blake, J.G. 1991. Nested subsets and the distribution of birds on isolated woodlots. Conservation Biology 5:58-66.

Conover, M. R., and G. S. Kania. 1991. Characteristics of feeding sites used by urban-suburban flocks of Canada geese in Connecticut. Wildl. Soc. Bull. 19:36-38.

Krementz, D. G., et al. 1991. Historical changes in laying date, clutch size, and nest success of American black ducks. J. Wildl. Manage. 55:462-466.

Morton, M.L. 1991. Postfledging dispersal of green-tailed towhees to a subalpine meadow. Condor 93:466-468.

Tango, P. J., E. D. Michael, and J. I. Cromer. 1991. Mating and first-season births in interstate transplanted river otters, LUTRA CANADENSIS (Carnivora: Mustelidae). Brimleyana 17:53-55.

Kartesz, J. T. 1991. Synonym names from 1991 checklist, as extracted by Larry Morse, TNC, June 1991.

Sivinski, R. 1991. New Mexico rare plant occurrence record data sheet for Mammillaria viridiflora. NM Forestry Division, Santa Fe, NM. July 8, 1991.

Alberico, J. A. R., J. M. Reed, and L. W. Oring. 1991. Nesting near a common tern colony increases and decreases spotted sandpiper nest predation. Auk 108:904-910.

Byrd, M. A., and D. W. Johnston. 1991. Birds. Pages 477-537 in K. Terwilliger, coordinator. Virginia's endangered species: proceedings of a symposium. McDonald and Woodward Publ. Co., Blacksburg, Virginia.

Gibbs, J.P., W.G. Shriver, and S.M. Melvin. 1991. Spring and summer records of the Yellow Rail in Maine. Journal of Field Ornithology 62(4):509-516.

Jung, R. E. 1991. Effects of human activities and lake characteristics on the behavior and breeding success of common loons. Passenger Pigeon 53(3):207-218.

Oldham, J. C., and H. M. Smith. 1991. The generic status of the smooth green snake, Opheodrys vernalis. Bull. Maryland Herp. Soc. 27(4):201-215.

Schroeder, M. A. 1991. Movement and lek visitation by female greater prairie-chickens in relation to predictions of Bradbury's female preference hypothesis of lek evolution. Auk 108:896-903.

Garrott, R. A. 1991a. Feral horse fertility control: potential and limitations. Wildl. Soc. Bull. 19:52-58.

Iverson, J. B. 1991c. Patterns of survivorship in turtles (order Testudines). Canadian J. Zoology 69:385-391.

Lydeard, C., and M. C. Wooten. 1991. Occurrence of Gambusia affinis in the Savannah and Chattahoochee drainages: previously undescribed geographic contacts between G. affinis and G. holbrooki. Copeia 1991:1111-1116.

Tippie, D., J. E. Deacon, and C.-H. Ho. 1991. Effects of convict cichlids on growth and recruitment of White River springfish. Great Basin Naturalist 51:256-260.

Goldsmith, F.B. 1991. Monitoring for Conservation and Ecology. Chapman and Hall, New York, New York, USA.

DeBruin, E. 1991. Field survey to Fort Stanton ACEC - Stop #1 22 May, 1991.

DeBruin, E. 1991. Field survey to Farmington Resource Area-Adobe Downs Ranch, stops #12, 13, 14, on 1 May 1991.

Persecetti, C. and J. Horton. 1991. USGS Capitan Peak 7.5' topo map with Astragalus kerrii from 23-31 May 1991 field survey to Capitan Mts for TNC.

Galeano-Popp, R.. 1991. Letter to Greg Rawlings, NM Hwy Dept, from Renee Galeano-Popp, USFS, regarding potential impacts to Argemone pleiacantha spp. pinnatisecta, Dec. 1991. . 3 p.

Madrid, B. Ford-Schmid, R. Arvidson, C. (1991) 1991 Mexican Spotted Owl Daytime Follow-up Visit Form. Silver City Ranger District, Gila National Forest, USFS. 3 p.

Sivinski, R. and M.J. Ford. 1991. NM rare plant occurrence record data sheet of 21 July 1991 for Lilium philadelphicum var ondinum. EMNRD, Santa Fe, NM.