Richard Archbolds Madagascar journal : Mission zoologique franco-anglo-américaine - American Museum of Natural History (1929)

The Riverside natural history - Kingsley, J. S. (John Sterling), 1854 -1929 (Houghton, Mifflin and company, 1888)

Rivista italiana di ornitologia - Museo civico di storia naturale di Milano. (Società italiana di scienze naturali, 1913)

Roosevelt wild life annals - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (Roosevelt Wild Life Forest Experiment Station, 1932)

Roosevelt wild life bulletin ... of the Roosevelt Life Forest Experiment Station of the New York College of Forestry at Syracuse University - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (The University, 1939)

Rough notes on the Birds observed during twenty-five years shooting and collecting in the British Islands - Booth, Edward Thomas, 1840 -1890 (1881)

Rukovet palaeozoologie - Počta, Felip (Philipp), 1859 - (Nákladem eské akademie císae Frantika Josefa pro vdy, slovesnost a umní, 1905)

Die Sammlungen des kaukasischen Museums. Bd. 1, Zoologie, von Dr. Gustav Radde - Radde, Gustav, 1831 -1903 (Typographie der Kanzelei des Landeschefs, 1899)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1981)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1986)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1993)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1997)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2004)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2005)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2007)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2008)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2010)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2014)

Schreibers kleiner Atlas der einheimischen Vögel (J.F. Schreiber)

Science - American Association for the Advancement of Science. ([s.n.], 1884)

Science bulletin - Brooklyn Museum. (Published by the MacMillan Co. for the Institute, 1913)

Science progress in the twentieth century : a quarterly journal of scientific work & thought (John Murray, 1907)

Science series / Los Angeles County Museum - Campbell, Kenneth E. Jr. (Kenneth Eugene), 1943 - (Natural History Museum of Los Angeles County, 1942)

Science series / Los Angeles County Museum - Campbell, Kenneth E. Jr. (Kenneth Eugene), 1943 - (Natural History Museum of Los Angeles County, 1951)

Science series / Los Angeles County Museum - Campbell, Kenneth E. Jr. (Kenneth Eugene), 1943 - (Natural History Museum of Los Angeles County, 2015)

Scientific publications of the Cleveland Museum of Natural History - Cleveland Museum of Natural History (The Museum, 1928)

Scientific results of cruise VII of the Carnegie during 1928-1929 under command of Captain J. P. Ault : Biology - Campbell, Arthur Shackleton, 1899 - (1943)

The scientists' international directory, containing the names, addresses, special departments of study, etc. of professional and amateur naturalists, chemists, physicists, astronomers, etc., etc - Cassino, Samuel Edson, 1856 -1937 (S.E. Cassino, 1894)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1977)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1978)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1980)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1981)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1982)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1984)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1986)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1987)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1989)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1992)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1993)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1994)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 1995)

Scopus - East Africa Natural History Society. (East Africa Natural History Society's Ornithological Sub-committee, 2015)

Scopus Special Supplement. Special Supplement - East Africa Natural History Society.

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 1993)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2003)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2013)

Scottish birds - Scottish Ornithologists' Club (Scottish Ornithologists' Club, 2016)

The Scottish naturalist (T. Buncle & Co. [etc.], 1913)

The Scottish naturalist (T. Buncle & Co. [etc.], 1917)

The Scottish naturalist (T. Buncle & Co. [etc.], 1923)

The sea and its living wonders : a popular account of the marvels of the deep and of the progress of maritime discovery from the earliest ages to the present time - Hartwig, G. (Georg), 1813 -1880 (Longmans, Green, 1876)

Sea-birds : an introduction to the natural history of the sea-birds of the North Atlantic - Fisher, James, 1912 - (Houghton, Mifflin, 1954)

Selected vertebrate endangered species of the seacoast of the United States - Biological Services Program (U.S.) (The Service : [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1980)

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)

Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin - Gesellschaft Naturforschender Freunde zu Berlin. (Gesellschaft Naturforschender Freunde, 1898)

Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin - Gesellschaft Naturforschender Freunde zu Berlin. (Gesellschaft Naturforschender Freunde, 1911)

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, 1856)

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, 1857)

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, 1859)

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, 1860)

Skandinaviens fugle, med særligt hensyn til Danmark og de nordlige bilande - Grönvold, Henrik, 1858 -1940 (L.A. Jørgensen, 1875)

Skrifter utgit av Videnskapsselskapet i Kristiania. I, Matematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1914)

Smithsonian contributions to paleobiology - Smithsonian Institution (Smithsonian Institution Press, 1975)

Smithsonian contributions to paleobiology - Smithsonian Institution (Smithsonian Institution Press, 1996)

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

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

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1921)

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

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

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1939)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1940)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1951)

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

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1956)

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

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1962)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1964)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1965)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1984)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1966)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1968)

Smithsonian year - Smithsonian Institution (Smithsonian Institution, 1965)

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

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

Some Chinese vertebrates ... - Bangs, Outram, 1862 -1932 (Printed for the Museum, 1912)

Somerset archaeology and natural history : the proceedings of the Somerset Archaeological and Natural History Society - Somerset Archaeological; Natural History Society. (Somerset Archaeological and Natural History Society, 1851)

Sooty tern behavior - Dinsmore, James J. (University of Florida, 1970)

South Pacific birds - Du Pont, John E. (John Eleuthère), 1938 -2010 (Delaware Museum of Natural History, 1976)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2023)

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

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, 1970)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1952)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1966)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1970)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1972)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1973)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1974)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1975)

Species of special concern in Pennsylvania - Genoways, Hugh H. (Carnegie Museum of Natural History, 1985)

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

Spencer Fullerton Baird; a biography, including selections from his correspondence with Audubon, Agassiz, Dana, and others - Dall, William Healey, 1845 -1927 (J. B. Lippincott Ccompany, 1915)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1979)

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

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)

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

Storia naturale degli uccelli che nidificano in Lombardia : ad illustrazione della raccolta ornitologica dei fratelli ercole ed Ernesto Turati - Bettoni, Eugenio. (coi tipi del pio Instituto del Patronato, 1868)

Stray feathers from many birds: being leaves from a naturalist's note-book - Dixon, Charles, 1858 -1926 (W.H. ALlen & Co, 1890)

Structural adaptations of the head and neck in the black skimmer : Rynchops nigra Linnaeus - Nuttall Ornithological Club. (Nuttall Ornithological Club, 1962)

The structure and classification of birds - Beddard, Frank E. (Frank Evers), 1858 -1925 (Longmans, Green, and co, 1898)