Svenska foglarna - Åkerlund, Peter, 1835 -1871 (Tryckt hos J. & A. Riis, 1856)

Svenska foglarna - Åkerlund, Peter, 1835 -1871 (Tryckt hos J. & A. Riis, 1883)

Synonomik der europäischen Brutvögel und Gäste : systematisches Verzeichniss nebst Angaben über die geographische Verbreitung der Arten unter besonderer Berücksichtigung der Brutverhältnisse - Rey, Eugène, 1838 -1909 (G. Schwetschke'scher Verlag, 1872)

Synonymia piscium Graeca et Latina emendata, aucta atque illustrata : Sive Historia piscium naturalis et literaria ab Aristotelis usque aevo ad seculum XIII deducta duce Synonymia piscium Petri Artedi - Schneider, Johann Gottlob, 1750 -1822 (Weidmannianae, 1789)

Synopsis avium : nouveau manuel d'ornithologie - Dubois, Alphonse, 1839 -1921. (H. Lamertin, 1904)

A synopsis of the birds of Australia, and the adjacent islands - Gould, John 1804 -1881 (Published by the author, 1837)

A synopsis of the birds of North America - Audubon, John James, 1785 -1851 (Adam and Charles Black, 1839)

Synopsis of the birds of Vancouver Island - Brown, Robert, 1842 -1895 (s.n, 1868)

Synopsis of the classification of the animal kingdom - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood, 1882)

Synopsis of the contents of Gesner's Museum of Natural History at Saint John, N.B. opened on the fifth day of April, 1842 - Gesner's Museum of Natural History. (s.n.], 1842)

Synopsis of the contents of the British Museum - British Museum (printed by G. Woodfall, 1837)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, Angel Court, Skinner Street, 1836)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, 1838)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall and Son, Angel Court, Skinner Street, 1840)

Synopsis of the contents of the British Museum - British Museum (printed by G. Woodfall, 1838)

Synopsis of the contents of the British Museum - British Museum (printed by G. Woodfall, 1839)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, Angel Court, Skinner Street, 1840)

Synopsis of the contents of the British Museum - British Museum (Woodfall, 1842)

Synopsis of the contents of the British Museum - British Museum (printed by Woodfall, 1837)

Synopsis of the contents of the British Museum - British Museum (Printed by G. Woodfall, 1835)

Synopsis of the contents of the British Museum - British Museum (Woodfall, 1841)

A synoptical catalogue of British birds; intended to identify the species mentioned by different names in several catalogues already extant. Forming a book of reference to Observations on British ornithology - Forster, T. (Thomas), 1789 -1860 (Printed by and for Nichols, son, and Bentley, 1817)

System der Ornithologie Westafrica's - Hartlaub, Gustav, 1814 -1900 (C. Schünemann, 1857)

System der Pterylographie. Nach seinen handschriftlich aufbewahrten Untersuchungen verfasst - Burmeister, Hermann, 1807 -1892 (E. Anton, 1840)

Systema avium - Wagler, Johann Georg, 1800 -1832 (sumtibus J.G. Cottae, 1827)

Systema avium Australasianarum = A systematic list of the birds of the Australasian region - American Ornithologists' Union. (British Ornithologists' Union, 1927)

Systema helminthum / auctore Carolo Mauritio Diesing ... Sumptibus Academiae caesareae scientiarum - Diesing, Karl Moritz, 1800 -1867 (W. Braumüller, 1851)

Systema naturae per regna tria naturae : secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae, 1767)

Systema naturae, per regna tria naturae : secundum classes, ordines, genera, species cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae, 1767)

Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Typis Ioannis Thomae von Trattner, 1767)

Systema natvræ per regna tria natvræ : secvndum classes, ordines, genera, species, cvm characteribus, differentiis, synonymis, locis - Gmelin, Johann Friedrich, 1748 -1804 (Typis Academicis, 1793)

Systema natvrae per regni tria natvrae secvndvm classes, ordines, genera, species, cvm characteribvs, differentiis, synonymis, locis - Linné, Carl von, 1707 -1778 (Io. Iac. Cvrt, 1760)

A systematic catalogue of British vertebrate animals - Jenyns, Leonard, 1800 -1893 (Printed by W. Metcalfe, for J. & J.J. Deighton, and T. Stevenson, and Longman, London, 1835)

Systematic catalogue of the eggs of British birds - Malan, S. C. (John van Voorst, 1848)

Systematische Aufzählung der Vögel Würtembergs, mit Angabe ihrer Aufenthaltsörter und ihrer Strichzeit - Landbek, Chr. Lu. (1834)

Systematische Darstellung der Fortpflanzung der Vögel Europa's mit Abbildung der Eier - Thienemann, Friedrich August Ludwig, 1793 -1858 (I.A. Barth, 1830)

Systematische Darstellung der Fortpflanzung der Vögel Europa's mit Abbildung der Eier - Thienemann, Friedrich August Ludwig, 1793 -1858 (I.A. Barth, 1838)

Systematische übersicht der Vögel Bayerns mit Rucksicht auf das örtliche und quantitative Vorkommen der Vögel, ihre Lebensweise, ihren zug und ihre Abänderungen - Blasius, Rudolf, 1842 -1907 (Kommissionsverlag von R. Oldenbourg, 1891)

Systematische Übersicht der Vögel Nord-Ost-Afrika's : mit Einschluss der arabischen Küste des rothen Meeres und der Nil-Quellen-Länder südwärts bis zum 4. Grade nördl. Breite - Heuglin, Theodor von, 1824 -1876 (K. Akademie der Wissenschaften, 1856)

Systematische Uebersicht der Thiere Brasiliens : welche während einer Reise durch die Provinzen von Rio de Janeiro und Minas geraës gesammlt oder beobachtet Wurden - Burmeister, Hermann, 1807 -1892 (G. Reimer, 1856)

Tableau des oiseaux observés dans le nord de la France - Degland, Côme Damien, 1787 -1856 (Danel, 1831)

Tableau encyclopédique et méthodique des trois règnes de la nature Ornithologie - Bonnaterre, Pierre Joseph, abbé, 1752? -1804 (Chez Mme. veuve Agasse, 1823)

Tableau synoptique de l'ornithologie du Canada classification et nomenclature du "Smithsonian Institution" de Washington - Smithsonian Institution (s.n.], 1864)

Tableaux paralléliques des oiseaux Praecoces ou Autophages (Gallinacés, Échassiers, Palmipèdes et Rudipennes) - Bonaparte, Charles-Lucien, 1803 -1857 (Mallet-Bachelier, 1856)

Tabular list of all the Australian birds at present know to the author - Ramsay, Edward Pearson 1842 -1916 (1888)

Taschenbuch der deutschen Vögelkunde, oder, Kurze Beschreibung aller Vögel Deutschlands - Meyer, Bernhard, 1767 -1836 (Verlegt von Friedrich Wilmans, 1810)

Taschenbuch der deutschen Vögelkunde, oder, Kurze Beschreibung aller Vögel Deutschlands - Meyer, Bernhard, 1767 -1836 (Verlegt von Friedrich Wilmans, 1822)

The Tasmanian journal of natural science, agriculture, statistics, &c. Vol. 1-3 (1841-1849) - Royal Society of Van Diemen's Land (Dowling, 1842)

The Tasmanian Naturalist - Tasmanian Field Naturalists' Club (Tasmanian Field Naturalists' Club, 1995)

Taylor's standard American egg catalogue : comprising a directory of prominent oölogists and collectors' handbook : a correct basis for the exchange of nests and eggs arranged with margin for check-list - Taylor, Henry Reed, 1866 -1917 (H.R. Taylor, 1904)

Technical report : Illinois natural areas inventory - Illinois. Dept. of Conservation. (Dept. of Landscape Architecture, University of Illinois and Natural Land Institute, 1978)

Ten years in Sweden : being a description of the landscape, climate, domestic life, forests, mines, agriculture, field sports and fauna of Scandinavia - Wheelwright, H. W. (Horace William) 1815 -1865 (Groombridge and sons, 1865)

Tentamen Pteridographiae, seu genera filicacearum praesertim juxta venarum decursum et distributionem exposita - Presl, K. B. 1794 -1852 (Typis Filiorum Theophili Haase, 1836)

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

Territory in bird life - Howard, Henry Eliot, 1873 -1940 (J. Murray, 1920)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1971)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1972)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1977)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1981)

The Texas journal of science - Texas Academy of Science. (Texas Academy of Science, 1989)

A text-book of zoogeography - Beddard, Frank E. (Frank Evers), 1858 -1925 (University press, 1895)

A text-book of zoogeography - Beddard, Frank E. (Frank Evers), 1858 -1925 (University Press, 1895)

Text-book of zoology for junior students - Nicholson, Henry Alleyne, 1844 -1899 (1888)

Text-book of zoology for junior students - Nicholson, Henry Alleyne, 1844 -1899 (American Book Co, 1885)

Text-book of zoology for schools and colleges - Nicholson, Henry Alleyne, 1844 -1899 (D. Appleton and Co, 1884)

The Ballarat Naturalist - Field Naturalists' Club of Ballarat (Field Naturalists' Club of Ballarat, 1981)

Theologie des insectes, ou, Demonstration des perfections de Dieu dans tout ce qui concerne les insectes - Lesser, Friedrich Christian, 1692 -1754 (Chez Jean Swart, 1742)