Traité de zoologie - Claus, Carl, 1835 -1899 (F. Savy, 1884)

Traité de zoologie - Perrier, Edmond, 1844 -1921 (Masson, 1903)

Traité élémentaire de paléontologie; ou, Histoire naturelle des animaux fossiles, considérés dans leurs rapports zoologiques et géologiques - Pictet, François Jules, 1809 -1872 (Langlois et Leclerq, 1844)

Traité général des pesches, : et histoire des poissons qu'elles fournissent, tant pour la subsistance des hommes, que pour plusieurs autres usages qui ont rapport aux arts et au commerce - Duhamel du Monceau, M., 1700 -1782 (Chez Saillant & Nyon, libraires, rue S. Jean-de-Beauvais, 1769)

Transactions - American Microscopical Society (1915)

Transactions and proceedings and report of the Royal Society of South Australia (Incorporated) - Royal Society of South Australia (W.C. Rigby, 1907)

Transactions and proceedings and report of the Royal Society of South Australia (Incorporated) - Royal Society of South Australia (W.C. Rigby, 1908)

Transactions and proceedings of the New Zealand Institute - New Zealand Institute. (New Zealand Institute, 1874)

Transactions and proceedings of the New Zealand Institute - New Zealand Institute. (New Zealand Institute, 1882)

Transactions and proceedings of the New Zealand Institute - New Zealand Institute. (New Zealand Institute, 1890)

Transactions and proceedings of the New Zealand Institute - New Zealand Institute. (New Zealand Institute, 1914)

Transactions and proceedings of the Royal Society of South Australia (Incorporated) - Royal Society of South Australia (W.C. Rigby, 1915)

Transactions and proceedings of the Royal Society of South Australia (Incorporated) - Royal Society of South Australia (W.C. Rigby, 1901)

Transactions of the American Philosophical Society - American Philosophical Society. (1899)

Transactions of the Cambridge Philosophical Society - Cambridge Philosophical Society. (1838)

Transactions of the Geological Society - Geological Society of London ([The Society], 1835)

Transactions of the Geological Society - Geological Society of London ([The Society], 1845)

Transactions of the New York Academy of Sciences - New York Academy of Sciences. (New York Academy of Sciences, 1895)

Transactions of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1891)

Transactions of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1914)

Transactions of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1919)

Transactions of the Zoological Society of London - Zoological Society of London. (Published for the Zoological Society of London by Academic Press, 1841)

Transactions of the Zoological Society of London - Zoological Society of London. (Published for the Zoological Society of London by Academic Press, 1877)

Transactions of the Zoological Society of London - Zoological Society of London. (Published for the Zoological Society of London by Academic Press, 1879)

Travaux des laboratoires - Société scientifique d'Arcachon. Station biologique. (Editions de la Revue des idées, 1903)

Travels, or, observations relating to several parts of Barbary and the Levant - Shaw, Thomas, 1694 -1751 (Printed at the Theatre, 1738)

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The treasury of natural history; or, A popular dictionary of animated nature: in which the zoological characteristics that distinguish the different classes, genera, and species, are combined with a variety of interesting information illustrative of the habits, instincts, and general economy of the animal kingdom. To which are added, A syllabus of practical taxidermy, and A glossarial appendix. Embellished with nine hundred woodcuts, expressly engraved for this work - Maunder, Samuel, 1785 -1849 (Longman, Brown, Green, and Longmans, 1852)

A treatise on comparative embryology - Balfour, Francis M. (Francis Maitland), 1851 -1882 (Macmillan and Co, 1885)

A treatise on comparative embryology - Balfour, Francis M. (Francis Maitland), 1851 -1882 (Macmillan, 1880)

A treatise on zoology - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (A. and C. Black, 1903)

A treatise on zoology - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (Adam and Charles Black, 1903)

A treatise on zoology - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (A. and C. Black, 1909)

A treatise on zoology - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (Adam and Charles Black, 1909)

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

Trudy Geologicheskago komiteta = Mémoires du Comité géologique - Russia. Geologicheskii komitet. (Komitet, 1889)

Tryonia - Academy of Natural Sciences of Philadelphia. Department of Malacology. (Dept. of Malacology, Academy of Natural Sciences of Philadelphia, 1990)

Het tweede deel of vervolg van het wondertooneel der natuur, ofte een korte beschrijvinge zo van bloedelooze, zwemmende, vliegende, kruipende, en viervoetige geklaauwde eijerleggende dieren, als van hoornen, schulpen, koraalen, zee-heesters, metallijkende en in steen veranderde dingen, enz. van de welke een zeer groote meenigte word bevat in de kabinetten van - Vincent, Levinus, 1658 -1727 (gedrukt voor den auteur, en zijn te bekoomen bij Gerard Valk op den Dam, en Joannes van Leeuwen in de Gsthuis-Moolen-steeg, 1715)

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

Ueber die sogenannten Seemäuse : oder hornartigen Fischeyer nebst anatomisch-physiologischen Bemerkungen über die Fortpflanzungsweise der Rochen und Hayfische - Tilesius von T., W. G. (Wilhelm Gottlieb Tilesius von Tilenau), 1769 -1857 (Breitkopf and H©Þrtel, 1802)

Uitgezogte Verhandelingen uit de Nieuwste Werken von de Societeiten der Wetenschappen in Europa - Societeit der Wetenschappen in Europa. (1764)

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Unsere Körperform und das physiologische Problem ihrer Enstehung; Briefe an einen Befreundeten Naturforscher - His, Wilhelm, 1831 -1904 (F.C.W. Vogel, 1874)

Untersuchungen über die vom n. Trigeminus innervierte Muskulatur der Selachier (Haie und Rochen) unter Berücksichtigung ihrer beziehungen zu benachbarten Organen - Luther, Alexander Ferdinand, 1877 - (ex Officina typographica Societatis litterariae fennicae, 1909)

Untersuchungen zur vergleichenden anatomie der wirbelthiere - Gegenbaur, C. (Carl), 1826 -1903 (W. Engelmann, 1864)