Shells and sea life - Long, Steven J. (Miranda Enterprises, 1989)

Shells of land and water; a familiar introduction to the study of the mollusks - Baker, Frank Collins, 1867 -1942 (A.W. Mumford, 1903)

sheng wu ming cheng he sheng wu xue shu yu de ci yuan - Jaeger, Edmund C. (Edmund Carroll) 1887 -1983 (ke xue chu ban she, 1979)

Siboga expeditie - Weber, Max, 1852 -1937 (Brill, 1902)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof-und Staatsdruckerei in Commission bei Karl Gerold's Sohn, 1858)

Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe Abt. 1 Mineralogie, Botanik, Zoologie, Geologie und Paläontologie - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Commission bei C. Gerold's Sohn, 1883)

Sitzungsberichte und Abhandlungen der Naturwissenschaftlichen Gesellschaft Isis in Dresden - Gesellschaft Isis in Dresden. (Warnatz & Lehmann, 1909)

Skrifter udgivne af Videnskabsselskabet i Christiania I Mathematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1907)

Skrifter utgit av Videnskapsselskapet i Kristiania I Matematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1922)

Smithsonian contributions to paleobiology - Smithsonian Institution (Smithsonian Institution Press, 1999)

Smithsonian institution, 1846-1896; the history of its first half century - Goode, G. Brown (George Brown), 1851 -1896 (1897)

The Smithsonian Institution, 1846-1896. The history of its first half century - Smithsonian Institution (1897)

The Smithsonian Institution, 1846-1896; the history of its first half century - Smithsonian Institution ([De Vinne Press], 1897)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1859)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1865)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1866)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1869)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1864)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1872)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1871)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1873)

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

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1905)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1931)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1946)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1952)

Smithsonian scientific series - Smithsonian Institution (Smithsonian Institution Series, Inc, 1931)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1965)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1966)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1967)

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

Societatum litterae (R. Friedländer, 1887)

Some aspects of the biting fly problem in Canadian Sub Arctic Regions - Hocking, Brian, 1914 -1974 (University of Alberta, 1949)

Some snails and slugs of quarantine significance to the United States - United States. Agricultural Research Service. (U.S. Dept. of Agriculture, Agricultural Research Service, 1960)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1937)

The South Australian Naturalist - Field Naturalists' Society of South Australia (The Society, 1942)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2006)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2007)

Spatial and temporal distribution of benthic macroinvertebrates and sediments collected in the vicinity of the J.H. Campbell Plant, eastern Lake Michigan, 1979 - University of Michigan. Great Lakes Research Division. (Great Lakes Research Division, University of Michigan, 1980)

Spatial and temporal distribution of benthic macroinvertebrates and sediments collected in the vicinity of the J.H. Campbell Plant, Eastern Lake Michigan, 1978 - University of Michigan. Great Lakes Research Division. (Great Lakes Research Division, University of Michigan, 1979)

Special papers - Ohio Academy of Science. (The Academy, 1907)

Special publication - Chicago Academy of Sciences. (Chicago Academy of Sciences, 1902)

Special scientific report Fisheries - U.S. Fish; Wildlife Service (National Marine Fisheries Service; for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1959)

Special scientific report Wildlife - U.S. Fish; Wildlife Service (The Service, 1961)

Les Spicliléges malacologiques - Bourguignat, J. R. (Jules René), 1829 -1892 (Baillière et fils, 1862)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1986)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1994)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 2002)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 2003)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 2005)

Sprawozdanie Komisyi Fizyograficznej (1911)

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

Status and conservation management of terrestrial mollusks of special concern in Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2003)

Status of the Banff Springs Snail (Physella johnsoni) in Alberta - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife Division, Resource Status and Assessment Branch, 2002)

Stream monitoring manual - Illinois. Division of Energy; Environmental Assessment. (Illinois Dept. of Natural Resources, Office of Realty and Environmental Planning, Division of Energy and Environmental Assessment, 1998)

Stream monitoring manual - Illinois. Division of Energy; Environmental Assessment. (Illinois Dept. of Natural Resources, Office of Realty and Environmental Planning, Division of Energy and Environmental Assessment, 1997)

Stream monitoring manual - Illinois RiverWatch Network. (Illinois Dept. of Natural Resources, 1995)

Structural and systematic conchology: an introduction to the study of the Mollusca... - Tryon, George W., (George Washington), 1838 -1888 (The author, 1882)

Structural and systematic conchology: an introduction to the study of the Mollusca... - Tryon, George W., (George Washington), 1838 -1888 (The author, 1884)

Structure, general characteristics, and salinity relationships of benthic macroinvertebrate associations in streams draining the southern Fort Union coalfield region of southeastern Montana - Geological Survey (U.S.) (Water Quality Bureau, Billings Regional Office, Environmental Sciences Division, Montana Dept. of Health and Environmental Sciences, 1980)

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