A treatise on zoology - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (A. & C. Black, 1900)

Treubia - Kebun Raya Indonesia. (G. Kolff, 1922)

Triassic fishes from Spitzbergen - Stensiö, Erik Andersson, 1891 -1984 (A. Holzhausen, 1921)

Triassic fishes of Connecticut - Eastman, Charles Rochester, 1868 -1918 (Printed for the State Geological and Natural History Survey, 1911)

Tulane studies in zoology and botany - Tulane University. Department of Biology. (Tulane University, 1973)

Tulane studies in zoology and botany - Tulane University. Department of Biology. (Tulane University, 1979)

Tulane studies in zoology and botany - Tulane University. Department of Biology. (Tulane University, 1986)

Tulane studies in zoology and botany - Tulane University. Department of Biology. (Tulane University, 1990)

Tulane studies in zoology and botany - Tulane University. Department of Biology. (Tulane University, 1993)

Tulane studies in zoology and botany - Tulane University. Department of Biology. (Tulane University, 1996)

Tulane studies in zoology and botany - Tulane University. Department of Biology. (Tulane University, 1999)

Tulane studies in zoology and botany - Tulane University. Department of Biology. (Tulane University, 2002)

Tulane studies in zoology and botany - Tulane University. Department of Biology. (Tulane University, 2012)

Tumors of fishes, amphibians, and reptiles - Lucké, Baldwin, 1889 -1954

Tung wu hsüeh - China (Republic : 1949- ). Jiao yu bu. (Shang wu yin shu kuan, 1908)

Two new catostomid fishes (Cypriniformes) from the northern Sierra Madre Occidental of Mexico - Minckley, W. L. 1935 -2001 (American Museum of Natural History, 1986)

Two new species of Xiphophorus (Poeciliidae) from the Isthmus of Tehuantepec, Oaxaca, Mexico, with a discussion of the distribution of the X. clemenciae clade - Kallman, Klaus D. (American Museum of Natural History, 2004)

Tylochromis : relationships and the phylogenetic status of the African Cichlidae - Stiassny, Melanie L. J. (American Museum of Natural History, 1990)

Die Tympanalgegend des Säugetierschädels / von P.N. van Kampen - Kampen, Pieter Nicolaas van, 1878 -1937 (W. Engelmann, 1905)

Type and figured specimens of fossil vertebrates in the collection of the University of Kansas Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1982)

Über die Ctenodopterinen des Devonischen Systems - Pander, Christian Heinrich, 1794 -1865 (Buchdr. der K. Akademie der wissenschaften, 1858)

Über zwei verschiedene Typen in dem Bau der erectilen männlichen Geschlechtsorgane bei den strafssartigen Vögeln und über die Entwickelungsformen dieser Organe unter den Wirbelthieren überhaupt - Royal College of Physicians of Edinburgh. ([Gedruckt in der Druckerei der Königlichen Akademie der Wissenschaften], 1836)

Ueber den Bau des Gehirns der Fische - Mayer, A. F. J. C. (August Franz Joseph Carl), 1787 -1865 (E. Blochmann & Sohn, 1863)

Ueber die Eifurchung bei den Tritonen / von Hjalmar Grönroos - Grönroos, Hjalmar. (Helsingfors Central-Dr, 1890)

The Uganda protectorate; an attempt to give some description of the physical geography, botany, zoology, anthropology, languages and history of the territories under British protection in East Central Africa, between the Congo Free State and the Rift Valley and between the first degree of south latitude and the fifth degree of north latitude - Johnston, Harry, 1858 -1927 (Hutchinson & Co, 1902)

The underwater guide to marine life - Ciampi, Elgin. (Barnes, 1956)

An unexpected new Poropanchax (Cyprinodontiformes, Procatopodidae) from the Kongo Central Province, Democratic Republic of Congo - Zee, J. van der, 1947 - (American Museum of Natural History, 2019)

The University of Colorado studies. General series A - University of Colorado, Boulder. (University of Colorado, 1914)

University of Iowa studies in natural history. - University of Iowa. (The University,, 1925)

The University of Kansas science bulletin - University of Kansas. Museum of Natural History. (University of Kansas, 1968)

University of Toronto studies. Physiological series. no. 1-98. 1900-28 - University of Toronto. (University Library: Published by the Librarian, 1900)

Unsere palaeozoologische Kenntnis von Java, mit einleitenden Bemerkungen über die Geologie der Insel - Martin, Johannes Karl Ludwig, 1851 -1942 (E. J. Brill, 1919)

Unsere Süßwasserfische : eine Übersicht über die heimische Fischfauna nach vorwiegend biologischen und fischereiwirtschaftlichen Gesichtspunkten - Walter, Emil, 1868 - (Quelle & Meyer, 1913)

Untersuchungen am Zitteraal : gymnotus electricus - Du Bois-Reymond, Emil Heinrich, 1818 -1896 (Veit, 1881)

Untersuchungen uber die Entwickelungs-Gesetze der organischen Welt wahrend der Bildungs-Zeit unserer Erd-Oberflache : eine von der Franzosischen Akademie im Jahre 1857 gekronte Preisschrift, mit ihrer Erlaubniss Deutsch herausgegeben - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart'sche Verlagshandlung, 1858)

The veliger - California Malacozoological Society. (California Malacozoological Society, 1998)

The veliger - California Malacozoological Society. (California Malacozoological Society, 2007)

The veliger - California Malacozoological Society. (California Malacozoological Society, 2010)

Venoms, venomous animals and anti-venomous serum-therapeutics - Calmette, A. (Albert), 1863 -1933 (Bale & Danielsson, 1908)

Venoms, venomous animals and antivenomous serum-therapeutics - Austen, E. E. (Ernest Edward), 1867 -1938 (J. Bale & Danielsson, 1908)

Vergleichende Anatomie der Wirbelthiere - Wiedersheim, Robert, 1848 -1923 (G. Fischer, 1902)

Vergleichende Anatomie der Wirbelthiere : mit Berücksichtigung der Wirbellosen - Gegenbaur, C. (Carl), 1826 -1903 (W. Engelmann, 1898)