Synonymia botanica locupletissima generum, sectionum vel subgenerum ad finem anni 1858 promulgatorum : In forma conspectus systematici totius regni vegetabilis schemati Endlicheriano adaptati - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (Sumptibus T. Fischer, 1870)

Synopsis methodica fungorum : sistens enumerationem omnium huc vsque detectarum specierum, cum breuibus descriptionibus nec non synonymis et obseruationibus selectis - Persoon, C. H. (Christiaan Hendrik), 1755 -1837 (Apud Henricum Dieterich, 1801)

Synopsis muscorum frondosorum omnium hucusque cognitorum - Müller, Karl, 1818 -1899 (A. Foerstner, 1851)

Synopsis mycologiae Venetae secundum matrices - Cuboni, Giuseppe, 1852 -1920 (Typis Seminarii, 1886)

A synopsis of American fossil Brachiopoda : including bibliography and synonymy - Schuchert, Charles, 1858 -1942 (United States Geological Survey, 1897)

A synopsis of American fossil Brachiopoda including bibliography and synonymy - Schuchert, Charles, 1858 -1942 (Govt. Print. Off, 1897)

A synopsis of the characters of the Carboniferous limestone fossils of Ireland - McCoy, Frederick, 1817 -1899 (Printed at the University Press by M.H. Gill, 1844)

A synopsis of the classification of the British Palæozoic rocks / by the Rev. Adam Sedgwick ; With a systematic description of the British Palæozoic fossils in the Geological museum of the University of Cambridge, by Frederick McCoy - Salter, John William, 1820 -1869 (J.W. Parker and Son; [etc.], 1851)

Synopsis plantarum in flora Gallica descriptarum - Candolle, Augustin Pyramus de, 1778 -1841 (Apud H. Agasse, 1806)

Synopsis reptilium : or short descriptions of the species of reptiles. Part I, Cataphracta. Tortoises, crocodiles, and enaliosaurians - Gray, John Edward 1800 -1875 (Treuttel, Wurtz, and Co, 1831)

Synopsis reptillium; or, Short descriptions of the species of reptiles - Gray, John Edward 1800 -1875 (Treuttel, Wurtz, and Co, 1831)

Systema mycologicum : sistens fungorum ordines, genera et species, huc usque cognitas, quas ad normam methodi naturalis determinavit - Fries, Elias, 1794 -1878 (Ex Officina Berlingiana, 1821)

A systematic arrangement of British plants :with an easy introduction to the study of botany - Withering, William, 1741 -1799 (Printed for T. Cadell, jun [etc.], 1801)

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 phylogenie - Haeckel, Ernst, 1834 -1919 (Georg Reimer, 1894)

Tableau de l'École de botanique du Muséum d'histoire naturelle - Desfontaines, René Louiche, 1750 -1833 (J. A. Brosson, 1804)

Tableau du règne végétal, selon la méthode de Jussieu - Ventenat, É. P. (Étienne Pierre), 1757 -1808 (de l'Imprimerie de J. Drisonnier, 1799)

Tableau encyclopédique et méthodique des trois règnes de la nature. Botanique - Poiret, Jean-Louis-Marie, 1755 -1834 (Panckoucke, 1823)

Taschenwörterbuch für Botaniker und alle Freunde der Botanik : enthaltend die botanische Nomenklatur, Terminologie und Litteratur nebst einem alphabetischen Verzeichnisse aller wichtigen Zier-, Treibhaus- und Kulturpflanzen, sowie derjenigen der heimischen Flora - Glaser, L. (Ludwig), 1818 -1898 (Weigel, 1885)

Taxonomic literature : a selective guide to botanical publications and collections with dates, commentaries and types. Supplement V, Da-Di - Mennega, E. A. (Koeltz Scientific Books, 1998)

Tentamen dispositionis methodicae fungorum in classes, ordines, genera et familias. Cum supplemento adjecto - Persoon, C. H. (Christiaan Hendrik), 1755 -1837 (P.P. Wolf, 1797)

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

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A text-book of mycology and plant pathology - Harshberger, John W. (John William), 1869 -1929 (P. Blakiston's Son & Co, 1917)

Text-book of palaeontology - Eastman, Charles Rochester, 1868 -1918 (Macmillan, 1900)

Text-book of paleontology - Eastman, Charles Rochester, 1868 -1918 (Macmillan and Co., limited, 1913)

Thesaurus litteraturae mycologicae et lichenologicae ratione habita praecipue omnium quae adhuc scripta sunt de mycologia applicata - Lindau, Gustav, 1866 -1923 (Fratres Borntraeger, 1908)

Thoughts on animalcules : or, A glimpse of the invisible world revealed by the microscope - Mantell, Gideon Algernon, 1790 -1852 (Murray, 1846)

Tijdschrift voor natuurlijke geschiedenis en physiologie (1844)

Toadstools and mushrooms and other larger fungi of South Australia - Cleland, John Burton 1878 -1971 (Govt. Printer, 1935)

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Traité de zoologie concrète - Delage, Yves, 1854 -1920 (Schleicher, 1896)

Traité de zoologie concrète - Delage, Yves, 1854 -1920 (Schleicher, 1903)

Traité de zoologie concrète - Delage, Yves, 1854 -1920 (Schleicher, 1901)

Traité de zoologie concrète - Delage, Yves, 1854 -1920 (Schleicher, 1897)

Traité de zoologie concrète : leçons professées à la Sorbonne - Delage, Yves, 1854 -1920 (Schleicher Frères, 1901)

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

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Transactions of the British Mycological Society - British Mycological Society. (Cambridge University Press, 1917)

Transactions of the British Mycological Society - British Mycological Society. (Cambridge University Press, 1922)

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The Transactions of the Microscopical Society of London - Microscopical Society of London. (John Van Voorst, 1865)

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