Synoptic key to the phyla, classes, and orders of animals ; with particular reference to fresh-water and terrestrial forms of the moist temperate region in North America - Allee, W. C. (Warder Clyde), 1885 -1955 (The University of Chicago press, 1923)

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

The Syrphid of the Ethiopian region based on material in the collection of the British Museum (Natural history), with descriptions of new genera and species - Bezzi, Mario, 1868 -1927 (Printed by order of the Trustees, 1915)

A System of natural history : containing scientifci [sic] and popular descriptions of man, quadrupeds, birds, fishes, reptiles and insects - Cuvier, Georges, baron, 1769 -1832 (Carter, Hendee, & Co, 1834)

The system of nature: an essay - Newman, Edward, 1801 -1876 (J. Van Voorst, 1843)

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

Systema reptilium Fasciculus primus Amblyglossae - Fitzinger, Leopold Joseph, 1802 -1884 (Braumüller et Seidel, 1843)

Systematische phylogenie - Haeckel, Ernst, 1834 -1919 (Georg Reimer, 1896)

Tables générales des publications de la Société entomologique de Russie : ainsi que des articles, des synopsis et des formes nouvelles y contenues 1859-1908 - Russkoe entomologicheskoe obshchestvo (L'Société, 1910)

Tabular view of the orders & leading families of Myriapoda, Arachnida, Crustacea, Annelida and Entozoa - White, Adam, 1817 -1879 (Edward Stanton, 1861)

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, 1974)

The Tasmanian Naturalist - Tasmanian Field Naturalists' Club (Tasmanian Field Naturalists' Club, 1987)

The Tasmanian Naturalist - Tasmanian Field Naturalists' Club (Tasmanian Field Naturalists' Club, 1994)

The Tasmanian Naturalist - Tasmanian Field Naturalists' Club (Tasmanian Field Naturalists' Club, 2008)

The Tasmanian Naturalist - Tasmanian Field Naturalists' Club (Tasmanian Field Naturalists' Club, 2016)

The Tasmanian Naturalist - Tasmanian Field Naturalists' Club (Tasmanian Field Naturalists' Club, 2021)

Technical publication - New York State College of Forestry at Syracuse University. (The College, 1914)

Technical publication - New York State College of Forestry at Syracuse University. (The College, 1917)

Terrestrial isopods from Spanish amber (Crustacea: Oniscidea) : insights into the Cretaceous soil biota - Engel, Michael S. (American Museum of Natural History, 2021)

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)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1968)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1985)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1990)

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

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

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)

Text-book of botany, morphological and physiological - Sachs, Julius, 1832 -1897 (Clarendon press, 1882)

Text-book of botany : morphological and physiological - Sachs, Julius, 1832 -1897 (Clarendon Press, 1883)

Text-book of botany, morphological and physiological - Bennett, Alfred W. (Alfred William), 1833 -1902 (Clarendon Press, 1875)

Text-book of comparative anatomy - Lang, Arnold, 1855 -1914 (Macmillan and Co, 1891)

Text-book of elementary zoology, for secondary educational institutions - Galloway, Thomas Walton, 1866 -1929 (Blakiston, 1910)

Text-book of embryology - Heape, Walter, 1855 -1929 (Macmillan, 1914)

A text-book of entomology, including the anatomy, physiology, embryology and metamorphoses of insects, for use in agricultural and technical schools and colleges as well as by the working entomologist - Packard, A. S. (Alpheus Spring), 1839 -1905 (The Macmillan company, 1898)

A text-book of entomology including the anatomy, physiology, embryology and metamorphoses of insects - Packard, A. S. (Alpheus Spring), 1839 -1905 (Macmillan, 1909)

A text-book of invertebrate morphology - McMurrich, J. Playfair (James Playfair), 1859 -1939 (H. Holt and Company, 1894)