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, 1884)

Standard values in nutrition and metabolism, being the second fascicle of a handbook of biological data - Albritton, Errett C. (Errett Cyril), 1890 - (Saunders, 1954)

The structure of man an index to his past history - Wiedersheim, Robert, 1848 -1923 (Macmillan and Co, 1895)

The structure of man an index to his past history - Wiedersheim, Robert, 1848 -1923 (Macmillan and co, 1895)

Structure of the vertebrates - Little, Malcolm Edgeworth, 1893 -1977 (R. Long & R. R. Smith, Inc, 1932)

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, 1898)

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

Studien uber Saügethiere : ein Beitrag zur Frage nach dem Ursprung der Cetaceen - Weber, Max, 1852 -1937 (Gustav Fischer, 1886)

Studien uber Saügethiere : ein Beitrag zur Frage nach dem Ursprung der Cetaceen - Weber, Max, 1852 -1937 (Gustav Fischer, 1898)

Studies from the Museum of Zoology in University College, Dundee - Thompson, D'Arcy Wentworth, 1860 -1948 (Printed for the Museum, 1890)

Studies in parasitology and general zoology - Rennie, John, 1865 -1928 (University, 1923)

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

Stuttgarter Beiträge zur Naturkunde. Serie A, Biologie - Staatliches Museum für Naturkunde in Stuttgart. (Staatliches Museum für Naturkunde, 2004)

The sucking lice - Ferris, Gordon Floyd, 1893 -1958 (1951)

Supplement to the Catalogue of seals and whales in the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1871)

Sveriges och Norges ryggradsdjur I. Däggdjuren - Lilljeborg, Wilhelm, 1816 -1908 (1871)

Syllabus of lectures on the vertebrata - Cope, E. D. (Edward Drinker), 1840 -1897 (For the University of Pennsylvania, 1898)

Symbiosis, a socio-physiological study of evolution - Reinheimer, H. (Headley, 1920)

Symbiosis; a socio-physiological study of evolution - Reinheimer, H. (Headley brothers, 1920)

A synopsis of animal classification - Wilder, Harris Hawthorne, 1864 -1928 (H. Holt, 1902)

A synopsis of the animal kingdom : together with a laboratory practicum of invertebrate zoölogy / by Harris H. Wilder - Wilder, Harris Hawthorne, 1864 -1928 (1894)

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

Synopsis of the Digenea of mammals of North America - Alberta. Animal Health Division. (Alberta Agriculture, Animal Health Division, 1988)

A synopsis of the mammals of North America and the adjacent seas - Elliot, Daniel Giraud, 1835 -1915 ([Field Columbia Museum], 1901)

Synopsis of the parasites of vertebrates of Canada : parasites of marine mammals - Alberta. Animal Health Division. (Alberta Agriculture, Animal Health Division, 1989)

A synoptic text-book of zoölogy, for colleges and schools - Weysse, Arthur Wisswald, 1867 - (Macmillan, 1904)

System of ophthalmology - Duke-Elder, Stewart, Sir, 1898 -1978 (Mosby, 1958)

Systema helminthum / auctore Carolo Mauritio Diesing ... Sumptibus Academiae caesareae scientiarum - Diesing, Karl Moritz, 1800 -1867 (W. Braumüller, 1851)

Systematic results of the study of North American land mammals during the years 1901 and 1902 - Miller, Gerrit S. Jr. (Gerrit Smith), 1869 -1956 (Society of Natural History, 1903)

Systematic results of the study of North American land mammals to the close of the year 1900 - Miller, Gerrit S. Jr. (Gerrit Smith), 1869 -1956 (Society of Natural History, 1901)

A systematic review of the Nearctic and Neotropical River otters (genus Lutra, Mustelidae Carnivora) - Royal Ontario Museum. (Royal Ontario Museum, 1972)

Systematische Phylogenie ... - Haeckel, Ernst, 1834 -1919 (G. Reimer, 1895)

Systematische phylogenie - Haeckel, Ernst, 1834 -1919 (Georg Reimer, 1895)

Systematische Uebersicht der Thiere Brasiliens : welche während einer Reise durch die Provinzen von Rio de Janeiro und Minas geraës gesammlt oder beobachtet Wurden - Burmeister, Hermann, 1807 -1892 (G. Reimer, 1854)

Tabular view of the primary divisions of the animal kingdom, intended to serve as an outline of an elementary course of recent zoology (cainozoology), or the natural history of existing animals - Grant, Robert Edmond, 1793 -1874 (Walton and Maberly, 1861)

The Tasmanian Naturalist - Tasmanian Field Naturalists' Club (Tasmanian Field Naturalists' Club, 1984)

The terrestrial mammals and birds of north-east Greenland : biological observations - Manniche, Arner Ludvig Valdemar, 1867 - (Bianco Lunos Bogtrykkeri, 1910)

Tetractys naturae : seu, Systema quadrimembre omnium naturalium - Gori͡aninov, Pavel Fedorovich, 1796 -1865 (Typis K. Wienhöberianis, 1843)

A text-book of agricultural zoology - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (W. Blackwood and Sons, 1899)

A text-book of agricultural zoology - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (W. Blackwood and sons, 1899)

A text-book of agricultural zoology - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (W. Blackwood and sons, 1913)