Smithsonian herpetological information service - Smithsonian Institution (Division of Reptiles and Amphibians, U.S. National Museum, 1999)

Smithsonian herpetological information service - Smithsonian Institution (Division of Reptiles and Amphibians, U.S. National Museum, 2000)

Smithsonian herpetological information service - Smithsonian Institution (Division of Reptiles and Amphibians, U.S. National Museum, 2001)

Smithsonian herpetological information service - Smithsonian Institution (Division of Reptiles and Amphibians, U.S. National Museum, 2005)

Smithsonian herpetological information service - Smithsonian Institution (Division of Reptiles and Amphibians, U.S. National Museum, 2006)

Smithsonian herpetological information service - Smithsonian Institution (Division of Reptiles and Amphibians, U.S. National Museum, 2008)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1875)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1882)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1932)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1934)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1955)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1961)

Smithsonian scientific series - Smithsonian Institution (Smithsonian Institution Series, Inc, 1930)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1965)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1968)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1969)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1976)

Smithsonian year : annual report of the Smithsonian Institution for the year ended Sept. 30 ... - Smithsonian Institution (For sale by the Supt. of Docs., U.S. G.P.O, 1977)

Smithsonian year : annual report of the Smithsonian Institution for the year ended Sept. 30 ... - Smithsonian Institution (For sale by the Supt. of Docs., U.S. G.P.O, 1980)

Smithsonian year : annual report of the Smithsonian Institution for the year ended Sept. 30 ... - Smithsonian Institution (For sale by the Supt. of Docs., U.S. G.P.O, 1982)

Smithsonian year : annual report of the Smithsonian Institution for the year ended Sept. 30 ... - Smithsonian Institution (For sale by the Supt. of Docs., U.S. G.P.O, 1988)

Smithsonian year ... supplement : chronology and appendices - Smithsonian Institution (Smithsonian Institution, 1985)

Smithsonian year ... supplement : chronology and appendices - Smithsonian Institution (Smithsonian Institution, 1986)

Smithsonian year ... supplement : chronology and appendices - Smithsonian Institution (Smithsonian Institution, 1987)

Smithsonian year ... supplement : chronology and appendices - Smithsonian Institution (Smithsonian Institution, 1992)

Societatum litterae (R. Friedländer, 1887)

The Sonoran Quarterly - Desert Botanical Garden (Ariz.) (Desert Botanical Garden, 1992)

South African journal of science - South African Association for the Advancement of Science. (South African Association for the Advancement of Science, 1910)

The South American herpetofauna : its origin, evolution, and dispersal - Herpetologists League. (Museum of Natural History, University of Kansas, 1979)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1919)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2005)

Southeastern Oklahoma wildlife study : federal coal reserve area : final report - Environmental Science; Engineering, Inc. (Environmental Science and Engineering, 1980)

Southern Africa. A geography and natural history of the country, colonies, and inhabitants from the Cape of Good Hope to Angola, together with notices of their origins, manners, habits, customs, traditions, superstitions, religious usages, languages, past and present conditions, manufactures, wepons, etc. ... - Fleming, Francis Patrick. (Arthur Hall, Virtue, and Co, 1856)

Special papers - Ohio Academy of Science. (The Academy, 1904)

Special publication / the University of Kansas, Natural History Museum - University of Kansas. Museum of Natural History. (The Museum, 2017)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1976)

Species list : birds, mammals, fish, reptiles, and amphibians for the Forest Service, including separate lists for Idaho, Montana and North Dakota - United States. Forest Service. Northern Region. (U.S. Dept. of Agriculture, Forest Service, Northern Region, 1978)

Specific status of the North American fence lizards, Sceloporus undulatus and Sceloporus occidentalis, with comments on chromosome variation - Cole, Charles J. (American Museum of Natural History, 1983)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1982)

Spixiana. Supplement - Zoologische Staatssammlung München. (Zoologische Staatssammlung München, 1978)

Spixiana. Supplement - Zoologische Staatssammlung München. (Zoologische Staatssammlung München, 1983)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1985)

Spixiana. Supplement - Zoologische Staatssammlung München. (Zoologische Staatssammlung München, 1992)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1989)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1991)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1999)

Spots & stripes - Friends of the National Zoo. (Friends of the National Zoo, 1971)

Die stämme der wirbeltiere - Abel, Othenio, 1875 -1946 (W. de Gruyter, 1919)

The standard natural history - Kingsley, J. S. (John Sterling), 1854 -1929 (S.E. Cassino and company, 1885)

Status of early 19th-century names authored in parallel by Wied and Schinz for South American reptiles and amphibians, with designations of three nomina protecta - Rodrigues, Miguel Trefaut Urbano (American Museum of Natural History, 2011)

Status of the eastern short-horned lizard (Phrynosoma douglassii brevirostre) in Alberta - Alberta. Alberta Environmental Protection. (Alberta Environmental Protection, Wildlife Management Division, Status and Surveys Branch, 1997)

Status of the short-horned lizard (Phrynosoma hernandesi) in Alberta : update 2004 - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife, 2004)

Status of tuberculate geckos in Southern California : a report - Fritts, Thomas H. (Bureau of Land Management, 1979)

The student's natural history - Baird, William, 1803 -1872 (C. Griffin, 1863)

A student's text-book of zoology - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (S. Sonnenschein and co, 1898)

A student's text-book of zoology - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (S. Sonnenschein and Co., ltd, 1905)

A student's text-book of zoology - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (S. Sonnenschein and Co., ltd, 1932)

Studies on the structure & development of vertebrates - Goodrich, Edwin S. (Edwin Stephen), 1868 -1946 (Macmillan, 1930)

A study guide in general science and biology for the Smithsonian scientific series - Eisman, Louis (Smithsonian Institution Series, 1936)

Stuttgarter Beiträge zur Naturkunde. Serie A, Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1975)

Stuttgarter Beiträge zur Naturkunde. Serie A, Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1977)

Stuttgarter Beiträge zur Naturkunde. Serie A, Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1987)

Stuttgarter Beiträge zur Naturkunde. Serie A, Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1997)

Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1972)

Stuttgarter Beiträge zur Naturkunde. Serie B, Geologie und Paläontologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1993)

Summer institute in systematics at the Smithsonian Institution 25 June - 14 July 1967, in conjunction with American Society of Zoologists and Society of Systematic Zoology. Transcript of lectures (1968)

A survey of natural areas in Tyrrell County, North Carolina : for The North Carolina Natural Heritage Program, Coastal Natural Area Inventory Project - North Carolina. Coastal Energy Impact Program. (North Carolina Coastal Energy Impact Program, Office of Coastal Management, North Carolina Dept. of Natural Resources and Community Development, 1982)

A survey of short-horned lizard (Phrynosoma hernandesi hernandesi) populations in Alberta - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife Division, Resource Status and Assessment Branch, 2002)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1981)

A synonymic catalogue of Homoptera - Distant, William Lucas, 1845 -1922 (Printed by order of the Trustees, 1906)

A synonymic catalogue of Orthoptera - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees [by Taylor and Francis], 1904)

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

A synonymic catalogue of Orthoptera - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees [by Taylor and Francis], 1910)

Synopsis des familles, genres et espèces des reptiles écailleux et des batraciens de Madagascar - Mocquard, Francois. (Masson, 1909)

Synopsis of the British Basidiomycetes ; a descriptive catalogue of the drawings and specimens in the Department of botany, British museum - British Museum (Natural History). Department of Botany. (Printed by order of the Trustees of the British museum, 1908)

Synopsis of the classification of the animal kingdom - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood, 1882)

Synopsis of the extinct batrachia, reptilia and aves of North America - Cope, E. D. (Edward Drinker), 1840 -1897 (American Philosophical Society, 1869)