Systematische Bearbeitung der Schmetterlinge von Europa, zugleich als Text, Revision und Supplement zu Jakob Hübner's Sammlung europäischer Schmetterlinge - Hübner, Jacob, 1761 -1826 (In Commission bei G. J. Manz, 1843)

Systematische Beschreibung der europäischen Schmetterlinge; : mit Abbildungen auf Steintafeln - Meigen, Johann Wilhelm, 1764 -1845 (Berlag von J.A. Mayer, 1829)

Systematische Beschreibung der in Österreich wildwachsenden und kultivirten Medicinal-Pflanzen. Für Ärzte und Apotheker - Maly, Josef Karl, 1797 -1866 (Wilhelm Braumüller, 1863)

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

Systematisches Conchylien-Cabinet - Kobelt, Wilhelm, 1840 -1916 (Bauer und Raspe, 1837)

Systematisches Verzeichniss der Macrolepidopteren von Nord-Amerika - Gerhard, Bernhard. (1878)

Tableau de l'école de botanique du Jardin du roi - Desfontaines, René Louiche, 1750 -1833 (J. A. Brosson, 1815)

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)

Taschenbuch für Garten Freunde - Darnstedt, Johann Adolph, 1769 -1844 (Bei Voss und Compagnie, 1799)

Taxonomic literature : a selective guide to botanical publications and collections with dates, commentaries and types Volume VI Sti-Vuy - Cowan, Richard S., 1921 -1997 (Bohn, Scheltema & Holkema, 1986)

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Tentamen determinationis digestionis atque denominationis singularum stirpium lepidopterorum peritis ad inspiciendum et dijudicandum communicatum - Hübner, Jacob, 1761 -1826 (Reprinted in facsimile by S.H. Scudder, 1873)

Tentamen florae Basileensis : exhibens plantas phanerogamas sponte nascentes secundum systema sexuale digestas adjectis Caspari Bauhini synonymis ope horti ejus sicci comprobatis : cum effigie Casp. Bauhini et duabus iconibus coloratis - Hagenbach, C. F. (Carl Friedrich), 1771 -1849 (Typis J. Georgii Neukirch, 1821)

Tentamen florae Germanicae; continens enumerationem plantarum in Germania sponte nascentium - Roth, Albrecht Wilhelm, 1757 -1834 (In Bibliopolio I.G. Mlleriano, 1788)

Termini botanici iconibus illustrati : oder, Botanische Kunstsprache durch Abbildungen - Hayne, Friedrich Gottlob, 1763 -1832 (Bey W. Öhmigke dem Jüngern, 1807)

A text-book of chemical physiology and pathology - Halliburton, W. D. (William Dobinson), 1860 -1931 (Longmans, Green, 1891)

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

Text-book of physiology - Sharpey-Schäfer, E. A. Sir, (Edward Albert),‏ ‎ 1850 -1935 (Pentland, 1898)

Text-book of physiology - Sharpey-Schäfer, E. A. Sir, (Edward Albert),‏ ‎ 1850 -1935 (Y. J. Pentland, 1898)

Text-book of the embryology of invertebrates - Mark, E. L. (Edward Laurens), 1847 -1946 (S. Sonneschein and co., ltd, 1895)

A text-book of the physiological chemistry of the animal body, including an account of the chemical changes occurring in disease - Gamgee, Arthur, 1841 -1909 (Macmillan, 1880)

Theoretische Anfangsgründe der Botanik, oder, Erklärung der Grundsätze der natürlichen Classeneintheilung und der Kunst die Gewächse zu beschreiben und zu studieren - Candolle, Augustin Pyramus de, 1778 -1841 (Drell, 1815)

Die Thiere Andalusiens nach dem Resultate einer Reise zusammengestellt, nebst den Beschreibungen von 249 neuen oder bis jetzt noch unbeschriebenen Gattungen und Arten - Rosenhauer, Wilhelm Gottlob. (T. Blaesing, 1856)

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Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1863)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1869)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1873)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1879)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1889)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1891)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1898)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1906)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1938)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1940)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1952)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1964)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1970)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1979)

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Traité de zoologie - Perrier, Edmond, 1844 -1921 (Masson, 1897)

Traité élémentaire d'entomologie comprenant l'histoire des espèces utiles et de leurs produits des espèces nuisibles et des moyens de les détruire, l'étude des métamorphoses et des moeurs, les procédés de chasse et de conservation - Girard, Maurice, 1822 -1886 (Librairie J. B. Baillière et fils, 1882)

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Transactions of the Entomological Society of London - Royal Entomological Society of London (The Society, 1870)