Species list of Alaskan birds, mammals, fish, amphibians, reptiles, and invertebrates - United States. Forest Service. (Department of Agriculture, Forest Service, Alaska Region, 1979)

Species taxa of North American birds; a contribution to comparative systematics - Mayr, Ernst, 1904 -2005 (The Club, 1970)

A spectacular waterfowl migration through central North America - Bellrose, Frank C. (Frank Chapman), 1916 -2005 ([s.n.], 1957)

Spring migration notes of the Chicago area - Leopold, Nathan Freudenthal, 1904 -1971 ([G.W. Lewis Pub. Co.], 1920)

Spunky Bottoms : restoration of a big-river flood plain - Illinois. Natural History Survey Division (Illinois Natural History Survey, 2007)

State forest land management plan : draft environmental impact statement - Montana. Department of State Lands (The Dept, 1995)

State forest land management plan : final environmental impact statement - Montana. Department of Natural Resources; Conservation (Dept. of Natural Resources and Conservation, 1996)

Station bulletin - New Hampshire Agricultural Experiment Station. (Agricultural Experiment Station, University of New Hampshire, 1948)

The status of Alberta wildlife - Alberta. Wildlife Management Division. (Alberta Environmental Protection, Natural Resources Service, Wildlife Management Division, 1996)

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)

Studies of Cenozoic vertebrates of western North America and of fossil primates - Carnegie Institution of Washington (Carnegie Institution of Washington, 1942)

Studies on Cenozoic vertebrates of western North America ... - Colbert, Edwin H. 1905 -2001 (Carnegie Institution of Washington, 1938)

Studies on North American Polystomidae, Aspidogastridae and Paramphistomidae - Stunkard, Horace Wesley 1889 -1989 (1916)

A study of the incubation periods of birds; what determines their lengths - Bergtold, W. H. (William Harry), 1865 -1956 (The Kendrick-Bellamy co, 1917)

A study of the parasitic nematode genus Tetrameres - Mollhagen, T. R. (Tony Ray) (Texas Tech University Press, 1991)

A study of the structure and organization of intestinal helminth communities in ten species of waterfowl (Anatinae) - Butterworth, Eric Wynn. (University of Alberta, Dept. of Zoology, 1982)

A study of the structure of feathers, with reference to their taxonomic significance - Chandler, Asa C. (Asa Crawford), 1891 -1958 (University of California press, 1916)

A study of two species of gulls, Larus Californicus and L. Delawarensis, breeding in an inland habitat - Vermeer, Kees (1967)

Stuttgarter Beiträge zur Naturkunde - Staatliches Museum für Naturkunde in Stuttgart (Das Museum, 1960)

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

Stuttgarter Beiträge zur Naturkunde. Serie B, Geologie und Paläontologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 1999)

Stuttgarter Beiträge zur Naturkunde. Serie A, Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 2010)

The summer birds of Yakutat Bay, Alaska - Royal Ontario Museum of Zoology. (Royal Ontario Museum of Zoology], 1939)

Supplement to the birds of Essex County, Massachusetts - Townsend, Charles Wendell, 1859 -1934 (The Club, 1920)

Supplement to The birds of Lincolnshire, 1954-1968 - Cornwallis, R. K. (Richard K.) (Lincolnshire Naturalists' Union, 1970)

Supplement to the code of nomenclature and check-list of North American birds. 1-17 - American Ornithologists' Union. (The Union, 1908)

Survey of colonial nesting birds and lakeshore habitats in northeast Alberta - Alberta. Fish; Wildlife Division. (Alberta Sustainable Resource Development, Fish & Wildlife Division, Resource Data and Species at Risk Section, 2004)

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)

Svenska foglarna - Åkerlund, Peter, 1835 -1871 (Tryckt hos J. & A. Riis, 1886)

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

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1983)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1985)

Synopsis of the parasites of vertebrates of Canada : cestodes of waterfowl (Anseriformes) - Alberta. Animal Health Division. (Alberta Agriculture, Animal Health Division, 1990)

Synopsis of the parasites of vertebrates of Canada : nematodes of birds - Kennedy, Murray James, 1943 - (Alberta Agriculture, Animal Health Division, 1990)

Systema naturae, per regna tria naturae : secundum classes, ordines, genera, species cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae, 1767)

Systema naturae per regna tria naturae : secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae, 1767)

Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae von Trattner, 1767)

Systema natvræ per regna tria natvræ : secvndum classes, ordines, genera, species, cvm characteribus, differentiis, synonymis, locis - Gmelin, Johann Friedrich, 1748 -1804 (Typis Academicis, 1793)

Systema natvrae per regni tria natvrae secvndvm classes, ordines, genera, species, cvm characteribvs, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Io. Iac. Cvrt, 1760)

A systematic list of the birds of California - Grinnell, Joseph, 1877 -1939 (Cooper Ornithological Club, 1912)

Taxonomy and ecology of Diphyllobothrium in Alberta and British Columbia - Anthony, Desmond Darrington. (1967)

Terrestrial resources injury assessment report : upper Clark Fork River Basin - Cacela, David. (RCG/Hagler, Bailly, Inc.?, 1995)

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

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1977)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1999)

Third quarterly data report for the terrestrial baseline data accumulation program : Rio Blanco Oil Shale Project - Ecology Consultants, inc. (Ecology Consultants, Incorporated, 1975)

The Thompson Lake/Emiquon story : the biology, drainage, and restoration of an Illinois River bottomland lake - Havera, Stephen P. (Illinois Natural History Survey, 2003)

Threatened wildlife of the United States - United States. Committee on Rare; Endangered Wildlife Species. (Bureau of Sport Fisheries and Wildlife [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1973)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1944)

Tract C-b quarterly report. no.1 - C-b Shale Oil Project. (C-b Shale Oil Venture, 1975)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1998)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2001)

Trail & landscape - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2009)

Transactions - American Microscopical Society (1921)

Transactions & Proceedings of the Perthshire Society of Natural Science - Perthshire Society of Natural Science. (1965)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1953)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1955)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1985)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1987)

Transactions / Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 1989)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1929)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1953)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1957)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1962)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1964)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1980)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1985)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1988)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1996)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 1999)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 2002)

Transactions of the Illinois State Academy of Science - Illinois State Academy of Science. (Illinois State Academy of Science [etc.], 2009)

Transactions of the Linnaean Society of New York - Linnaean Society of New York (The Society, 1943)

Transactions of the Linnaean Society of New York - Linnaean Society of New York (The Society, 1955)

Transactions of the Linnaean Society of New York - Linnaean Society of New York (The Society, 1962)

Transactions of the Linnaean Society of New York - Linnaean Society of New York (The Society, 2007)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1914)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1974)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1975)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1993)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1994)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1997)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 1998)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2000)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2001)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2002)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2003)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2004)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2005)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2007)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2008)

Transactions of the Norfolk and Norwich Naturalists' Society - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists' Society, 2010)

Transactions of the Royal Society of South Australia, Incorporated - Royal Society of South Australia (The Society, 1980)

Transactions of the Royal Society of South Australia, Incorporated - Royal Society of South Australia (The Society, 1981)

Transactions of the San Diego Society of Natural History - San Diego Society of Natural History. (The Society, 1919)

Transactions of the San Diego Society of Natural History - San Diego Society of Natural History. (The Society, 1985)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1918)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1964)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1971)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1977)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1979)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 1983)

Transactions of the Wisconsin Academy of Sciences, Arts, and Letters - Wisconsin Academy of Sciences, Arts; Letters. (Wisconsin Academy of Sciences, Arts, and Letters, 2001)

Transient ecological succession in a shallow pond - Daborn, Graham R. (Graham Richard), 1942 - (1969)

Treaties and other international agreements on fisheries, oceanographic resources, and wildlife to which the United States is party - Library of Congress. Congressional Research Service. (U.S. G.P.O, 1974)

Tuscarora sagebrush habitat restoration initiative : environmental assessment - United States. Bureau of Land Management. Elko District, (U.S. Department of the Interior, Bureau of Land Management, Elko District, 2009)

Type-specimens of birds in the British Museum (Natural History) - British Museum (Natural History) (BM(NH), 1973)

United States Department of Commerce draft environmental impact statement : proposed estuarine sanctuary grant award to the state of Maryland for a Chesapeake Bay estuarine sanctuary - National Ocean Survey. Office of Coastal Zone Management. (The Office, 1981)

University of California publications in zoology - University of California, Berkeley. (University Press, 1908)

University of California publications in zoology - University of California, Berkeley. (University Press, 1910)

University of California publications in zoology - University of California, Berkeley. (University Press, 1912)

University of California publications in zoology - University of California, Berkeley. (University Press, 1913)

University of California publications in zoology - University of California, Berkeley. (University Press, 1914)