1986 IUCN red list of threatened animals - IUCN Conservation Monitoring Centre. (International Union for Conservation of Nature and Natural Resources, 1986)

1988 IUCN red list of threatened animals (1988)

1990 IUCN red list of threatened animals (1990)

1994 IUCN red list of threatened animals (1994)

2nd International congress of entomology, Oxford, August, 1912 - Jordan, Karl, 1861 -1959 (Printed by Hazell, Watson & Viney, Ld, 1913)

Aardrykskundige en natuurlyke beschryving van Kamtschatka en de Kurilsche Eilanden met en gedeelte der kust van Amerika : behelzende eene omstandige beschryving dier landen, de natuurlyke histoire, den aart, zeden en gewonten der inwooneren, en de erste ontdekking derzelven, benevens de verovering van Kamtschatka door de Russen : op Ruk-Keizerlijk bevel, te Petersburg, in de Russische taal uitgegeeven - Krasheninnikov, Stepan Petrovich, 1713 -1755 (By Johannes Wessing Willemsz, 1770)

Abhandlungen - Heidelberger Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Klasse. (W. de Gruyter [etc.], 1922)

Abhandlungen aus der Naturlehre, Haushaltungskunst und Mechanik - Kungl. Svenska vetenskapsakademien. (J.S. Heinsius [etc.], 1745)

Abhandlungen aus der Naturlehre, Haushaltungskunst und Mechanik - Kungl. Svenska vetenskapsakademien. (J.S. Heinsius [etc.], 1759)

Abhandlungen der Naturforschenden Gesellschaft zu Görlitz - Staatliches Museum für Naturkunde Görlitz. (1887)

Abhandlungen der physikalischen Klasse der Königlich-Preussischen Akademie der Wissenschaften - Königlich Preussische Akademie der Wissenschaften zu Berlin (Realschul-Buchhandlung, 1812)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1873)

Abhandlungen herausgegeben vom Naturwissenschaftlichen Verein zu Bremen - Naturwissenschaftlicher Verein zu Bremen. (Im Selbstverlag des Naturwissenschaftlichen Vereins, 1889)

Abhandlungen und Berichte des Königl. Zoologischen und Anthropologisch-Etnographischen Museums zu Dresden - Königl. Zoologisches und Anthropologisch-Ethnographisches Museum zu Dresden (Germany) (R. Friedlaender, 1890)

Abstract of proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural History Society, 1890)

Abstracts of the papers printed in the Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1837)

Acari, Myriopoda et Scorpiones hucusque in Italia reperta - Canestrini, Giovanni, 1835 -1900 (Sumptibus Auctoris, 1882)

An account of a voyage to Spitzbergen : containing a full description of that country, of the zoology of the North, and of the Shetland Isles : with an account of the whale fishery - Laing, John, (Surgeon) (Printed for J. Mawman, London : and David Brown, Edinburgh, 1815)

An account of the Arctic regions with a history and description of the northern whale-fishery - Scoresby, William, 1789 -1857 (Printed for Archibald Constable and Co., Edinburgh; and Hurst, Robinson and Co. ... London, 1820)

An account of the Arctic regions with a history and description of the northern whale-fishery - Scoresby, William, 1789 -1857 (Printed for A. Constable & co.; [etc.,etc.], 1820)

Acta Societatis pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1909)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1836)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1841)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1843)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1852)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1856)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1871)

Actes de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (The Society, 1884)

The advancement of science. Occasional essays & addresses - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (Macmillan, 1890)

The advancement of science. Occasional essays & addresses - Lankester, E. Ray Sir, (Edwin Ray), 1847 -1929 (Macmillan and co, 1890)

Aide-mémoire de Zoologie - Girard, Henri, 1879 -1949 (J.-B. Bailliere, 1895)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1932)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1965)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 1983)

Alauda : revue internationale d'ornithologie - Muséum national d'histoire naturelle (France) (Société d'études ornithologiques de France, 2003)

Album der Natuur - Vries, Hugo de, 1848 -1935 (1882)

Album der Natuur - Vries, Hugo de, 1848 -1935 (1903)

Album der Natuur - Vries, Hugo de, 1848 -1935 (1904)

Az állat-ország fölosztva alkotása szerint : alapul szolgálandó az állatok természetleirásához s bevezetésul az összehasonlitó bonctanhoz - Cuvier, Georges, baron, 1769 -1832 (A Magyar Királyi Egyetem Betuivel. A M. Acadm. költségein, 1841)

Allgemeine deutsche naturhistorische Zeitung - Gesellschaft Isis in Dresden. (R. Kuntze, 1846)

Allgemeine Encyklopädie der gesammten Forst- und Jagdwissenschaften. Unter Mitwirkung der bedeutendsten Fachautoritäten - Dombrowski, Raoul von, 1833 -1896 (M. Perles, 1886)

Allgemeine naturgeschichte, als Philosophische und Humanitätswissenschaft für Naturforscher, Philosophen und das Hoher gebildete Publikum - Perty, Maximilian, 1804 -1884 (C. Fischer, 1841)

Allgemeine Naturgeschichte für alle Stände - Oken, Lorenz, 1779 -1851 (Hoffman'sche Verlags-Buchhandlung, 1837)

Allgemeine Naturgeschichte für alle Stände - Oken, Lorenz, 1779 -1851 (Hoffman'sche Verlags-Buchhandlung, 1842)

Allgemeine Naturgeschichte für alle Stände - Oken, Lorenz, 1779 -1851 (Hoffman'sche Verlags-Buchhandlung, 1843)

Allgemeines Polyglotten-Lexicon der Naturgeschichte mit erklaerenden Anmerkungen - Nemnich, Philipp Andreas, 1764 -1822 (Nemnich, 1793)

The American journal of science and arts - Silliman, Benjamin, 1779 -1864 (S. Converse, 1836)

The American journal of science and arts - Silliman, Benjamin, 1779 -1864 (S. Converse, 1848)

The American journal of science and arts - Silliman, Benjamin, 1779 -1864 (S. Converse, 1846)

The American Museum journal - American Museum of Natural History (American Museum of Natural History, 1913)

The American natural history; a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner's Sons, 1904)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1907)

American ornithology : or, The natural history of the birds of the United States - Baird, Spencer Fullerton, 1823 -1887 (Porter and Coates, 1870)

American ornithology; or, The natural history of the birds of the United States : illustrated with plates, engraved and colored from original drawings taken from nature - Ord, George, 1781 -1866 (Samuel F. Bradford, 1824)

American ornithology, or, The natural history of the birds of the United States : illustrated with plates engraved and colored from original drawings taken from nature - Ord, George, 1781 -1866 (Published by Bradford and Inskeep, Printed by Robert Carr, 1808)

American ornithology; or, the natural history of the birds of the United States - Bonaparte, Charles-Lucien, 1803 -1857 (Porter & Coates, 1878)

American ornithology; or, The natural history of the birds of the United States... By ALexander Wilson. With a sketch of the author's life, by George Ord, F. L. S. & c - Ord, George, 1781 -1866 (Harrison Hall, 1828)

American ornithology, or, The natural history of the birds of the United States : illustrated with plates engraved from drawings from nature - Baird, Spencer Fullerton, 1823 -1887 (Porter & Coates, 1878)

American ornithology, or, The natural history of the birds of the United States - Bonaparte, Charles-Lucien, 1803 -1857 (Cassell, Petter & Galpin, 1880)

American ornithology, or, The natural history of the birds of the United States - Ord, George, 1781 -1866 (Whittaker, Treacher & Arnot, 1832)

American ornithology; or, The natural history of the birds of the United States - Bonaparte, Charles-Lucien, 1803 -1857 (Cassell, Petter & Galpin, 1870)

American ornithology; or, The natural history of the birds of the United States... By ALexander Wilson. With a sketch of the author's life, by George Ord, F. L. S. & c - Ord, George, 1781 -1866 (Harrison Hall, 1829)

American ornithology, or, The natural history of the birds of the United States : illustrated with plates engraved and colored from original drawings taken from nature - Ord, George, 1781 -1866 (Published by Bradford and Inskeep, Printed by Robert Carr, 1813)

American ornithology, or, The natural history of the birds of the United States : illustrated with plates engraved and colored from original drawings taken from nature - Ord, George, 1781 -1866 (Published by Bradford and Inskeep, Printed by Robert Carr, 1814)

American ornithology, or, The natural history of the birds of the United States - Ord, George, 1781 -1866 (Printed for Constable and Co, 1831)

American ornithology, or the natural history of the birds of the United States - Jameson, Robert, 1774 -1854 (pr. for Constable, 1831)

American ornithology, with notes by Jardine. To which is added a synopsis of American birds, including those described by Bonaparte, Audubon, Nuttall, and Richardson, by T.M. Brewer - Brewer, T. M. (Thomas Mayo), 1814 -1880 (H.S. Samuels, 1853)

Amtlicher Bericht über die Versammlung Deutscher Naturforscher und Aerzte - Gesellschaft Deutscher Naturforscher und Ärzte. (1845)

Analecta transalpina - Kungl. Svenska vetenskapsakademien. (Typis & impensis Nicolai Pezzanae, 1762)

Anales de historia natural (Imprenta Real por P.J. Pereyra, 1801)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1975)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1886)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1893)

Anales de la Universidad de Chile - Universidad de Chile. (1868)

Anales del Museo Nacional de Buenos Aires - Museo Nacional de Buenos Aires. (Impr. de Juan A. Alsina, 1895)

Anales del Museo Nacional de Chile - Museo Nacional de Chile. (el Museo, 1896)

Anales del Museo Público de Buenos Aires - Museo Público de Buenos Aires. (El Museo, 1888)

Anales del Museo Público de Buenos Aires - Museo Público de Buenos Aires. (El Museo, 1891)

The Analyst : monthly journal of science, literature, and the fine arts (1835)

The Analyst : monthly journal of science, literature, and the fine arts (1836)

The Analyst : monthly journal of science, literature, and the fine arts (1838)

An analytical index to the works of the late John Gould - Sharpe, Richard Bowdler, 1847 -1909 (H. Sotheran, 1893)