Southwestern rare and endangered plants : proceedings of the second conference : September 11-14, 1995, Flagstaff, Arizona - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (Rocky Mountain Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1996)

Special status species : proposed resource management plan amendment/environmental impact statement - United States. Bureau of Land Management. Roswell District Office. ([U.S. Department of the Interior, Bureau of Land Management, Roswell District Office; Pecos District Office], 2007)

Specific gravity of lodgepole pine in the intermountain region - Intermountain Forest; Range Experiment Station (Ogden, Utah) (United States Dept. of Agriculture, Forest Service, Intermountain Forest & Range Experiment Station, 1962)

Specific gravity of lodgepole pine in the intermountain region - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest and Range Experiment Station, 1962)

Stand, fuel, and potential fire behavior characteristics in an irregular southeastern Arizona ponderosa pine stand - Harrington, Michael G. (USDA Forest Service, Rocky Mountain Forest and Range Experiment Station, 1982)

A statistical survey of the snakes of the southern border of California - Klauber, Laurence Monroe, 1883 -1968 (Zoological Society of San Diego, 1931)

Studies in the American Buprestidae - Casey, Thos. L. (Thomas Lincoln), 1857 -1925 (Washington academy of sciences, 1909)

Studies in the Ptinidae, Cioidae and Sphindidae of America - Casey, Thos. L. (Thomas Lincoln), 1857 -1925 (New York Entomological Society, 1898)

Studies of reptile life in the arid Southwest - Klauber, Laurence Monroe, 1883 -1968 ([Zoological Society of San Diego], 1939)

Summary of re-identifications - January through April 1961 : Change No. 4 - United States. Bureau of Plant Industry, (New Crops Research Branch, Plant Industry Station, 1960)

Survey of an intentional burn in Arizona ponderosa pine - United States. Forest Service. (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1965)

Symbolae Antillanae,seu, Fundamenta florae Indiae Occidentalis - Urban, Ignaz, 1848 -1931 (Fratres Borntraeger ;Paul Klincksieck, 1904)

Symbolae Antillanae,seu, Fundamenta florae Indiae Occidentalis - Urban, Ignaz, 1848 -1931 (Fratres Borntraeger ;Paul Klincksieck, 1898)

A synonymic catalogue of Orthoptera - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees [by Taylor and Francis], 1906)

A synopsis of the Amphibia of California - Storer, Tracy I. (Tracy Irwin), 1889 -1973 (University of California Press, 1925)

Tail-length differences in snakes, with notes on sexual dimorphism and the coefficient of divergence [and] A graphic method of showing relationships - Klauber, Laurence Monroe, 1883 -1968 (Zoological Society of San Diego, 1943)

Taxonomic literature : a selective guide to botanical publications and collections with dates, commentaries and types. Volume VI, Sti-Vuy - Cowan, Richard S., 1921 -1997 (Bohn, Scheltema & Holkema, 1986)

Taxonomic report of the International Lepidoptera Survey - Gatrelle, Ronald R. (International Lepidoptera Survey, 2023)

Taxonomic studies of the rattlesnakes of mainland Mexico - Klauber, Laurence Monroe, 1883 -1968 (Zoological Society of San Diego, 1952)

Taxonomic study of the Cicadellinae (Homoptera, Cicadellidae) : Part 2. New World cicadellini and the genus Cicadella - Young, David A., 1915 - (North Carolina Agricultural Experiment Station, 1977)

The taxonomic value of the microscopic structure of the stigmal plates in the tick genus dermacentor - London School of Hygiene; Tropical Medicine. (Government Printing Service, 1910)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1949)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1950)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1952)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1953)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1954)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1955)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1958)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1959)