1994 IUCN red list of threatened animals (1994)

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Abhandlungen aus der Naturlehre, Haushaltungskunst und Mechanik - Kungl. Svenska vetenskapsakademien. (J.S. Heinsius [etc.], 1750)

Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Realschul-Buchhandlung, 1845)

Abhandlungen der Mathematisch-Physikalischen Klasse der Königlich Bayerischen Akademie der Wissenschaften - Königlich Bayerische Akademie der Wissenschaften (1832)

Abhandlungen der Mathematisch-Physikalischen Klasse der Königlich Bayerischen Akademie der Wissenschaften - Königlich Bayerische Akademie der Wissenschaften (1906)

Abhandlungen der Naturforschenden Gesellschaft zu Görlitz - Staatliches Museum für Naturkunde Görlitz. (1868)

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

Actes de la société d'histoire naturelle de Paris : tome premier, premiere partie - Société d'Histoire Naturelle de Paris (l'Impr. de la Société, 1792)

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

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African mimetic butterflies : being descriptions and illustrations of the principal known instances of mimetic resemblance in the Rhopalocera of the Ethiopian Region, together with an explanation of the Miullerian and Batesian theories of mimicry, and some account of the evidences on which these theories are based - Eltringham, Harry 1873 -1941 (Clarendon Press, 1910)

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 deutsche naturhistorische Zeitung - Gesellschaft Isis in Dresden. (R. Kuntze, 1847)

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, 1846)

Allgemeine Naturgeschichte für alle Stände - Oken, Lorenz, 1779 -1851 (Hoffman'sche Verlags-Buchhandlung, 1833)

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

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

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1871)

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 (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)

Anales - Facultad de Ciencias de Zaragoza (1907)

Anales científicos paraguayos - Bertoni, Moisés S. (1901)

Anales de la Universidad Central del Ecuador - Universidad Central del Ecuador. (Imp. de la Universidad Central, 1894)

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

Analyse de la nature : or, Tableau de l'univers et des corps organisés - Rafinesque, C. S. (Constantine Samuel), 1783 -1840 (Aux dépens de l'auteur, 1815)

Anfangsgründe der theoretischen und angewandten Naturgeschichte der Thiere - Stejneger, Leonhard, 1851 -1943 (in der Weidmannischen Buchhandlung, 1800)

Anfangsgründe der theoretischen und angewandten Naturgeschichte der Thiere - Stejneger, Leonhard, 1851 -1943 (in der Weidmannischen Buchhandlung, 1801)

The animal kingdom, arranged according to its organization, serving as a foundation for the natural history of animals : and an introduction to comparative anatomy - Cuvier, Georges, baron, 1769 -1832 (G. Henderson, 1831)

The animal kingdom, arranged according to its organization, serving as a foundation for the natural history of animals : and an introduction to comparative anatomy - Cuvier, Georges, baron, 1769 -1832 (G. Henderson, 1837)

The animal kingdom, arranged according to its organization, serving as a foundation for the natural history of animals : and an introduction to comparative anatomy - Cuvier, Georges, baron, 1769 -1832 (G. Henderson, 1836)

The animal kingdom : arranged after its organization, forming a natural history of animals, and an introduction to comparative anatomy - Carpenter, William Benjamin, 1813 -1885 (Wm. S. Orr and Co., Amen Corner, Paternoster Row, 1849)

The animal kingdom : arranged after its organization, forming a natural history of animals and an introduction to comparative anatomy - Carpenter, William Benjamin, 1813 -1885 (W. S. Orr and co, 1854)

The animal kingdom : arranged after its organization; forming a natural history of animals, and an introduction to comparative anatomy - Carpenter, William Benjamin, 1813 -1885 (H.G. Bohn, 1863)

The animal kingdom : arranged in conformity with its organization - Cuvier, Georges, baron, 1769 -1832 (Carvill, 1832)

The animal kingdom : arranged in conformity with its organization - Gray, John Edward 1800 -1875 (Printed for G.B. Whittaker, 1829)

The animal kingdom : arranged in conformity with its organization - Gray, John Edward 1800 -1875 (Printed for G.B. Whittaker, 1835)

The animal kingdom : arranged in conformity with its organization - Cuvier, Georges, baron, 1769 -1832 (G. & C. & H. Carvill, 1831)

The animal kingdom : arranged in conformity with its organization - Cuvier, Georges, baron, 1769 -1832 (G. & C. & H. Carvill, 1833)

The animal kingdom, or zoological system, of the celebrated Sir Charles Linnæus. containing a complete systematic description, arrangement, and nomenclature, of all the known species and varieties of the mammalia, or animals which give suck to their young. Class I, Mammalia - Gmelin, Johann Friedrich, 1748 -1804 (Printed for A. Strahan, and T. Cadell, London, and W. Creech, Edinburgh, 1792)

Animalia vertebrata : Aves. classis II - Museo civico di storia naturale di Milano. (the Museo, 1847)

Animals in menageries - Swainson, William, 1789 -1855 (Printed for Longman, Orme, Brown, Green, & Longmans, and John Taylor, 1838)

Animate creation; popular edition of "Our living world" a natural history - Wood, J. G. (John George), 1827 -1889 (S. Hess, 1885)

Animate creation; popular edition of "Our Living World" a natural history - Brehm, Alfred Edmund, 1829 -1884 (S. Hess, 1898)

Annaes de sciencias naturaes : revista de historia natural, agricultura, piscicultura, e pescas maritimas - Nobre, Augusto, 1865 -1946 (Typ. Occidental, 1895)

Annales Academiae Leodiensis - Université de Liège. (1823)

Annales de ... - Société des sciences naturelles de la Charente-Inférieure. (La Société, 1884)

Annales de la Société Linnéenne de Lyon - Société Linnéenne de Lyon. (Société Linnéenne de Lyon, 1853)

Annales des sciences naturelles. Zoologie - Audouin, Jean Victor, 1797 -1841 (Crochard, 1846)

Annales des sciences naturelles. Zoologie - Audouin, Jean Victor, 1797 -1841 (Crochard, 1854)

Annales des sciences naturelles. Zoologie - Audouin, Jean Victor, 1797 -1841 (Crochard, 1859)

Annales des sciences naturelles. Zoologie - Audouin, Jean Victor, 1797 -1841 (Crochard, 1912)

Annales des sciences physiques et naturelles, d'agriculture et d'industrie - Société royale d'agriculture, histoire naturelle et arts utiles de Lyon. (1850)

Annali del Museo civico di storia naturale di Genova - Museo civico di storia naturale di Genova (Italy) (Tip. del R. Istituto Sordo-Muti, 1886)

Annali di storia naturale (1829)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1840)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1841)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1842)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1843)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1845)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1847)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1855)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1856)

Annals of natural history (R. and J.E. Taylor, 1841)

Annals of Philosophy (1824)

Annals of Philosophy (1826)

The Annals of Scottish natural history (David Douglas, 1894)

The Annals of Scottish natural history (David Douglas, 1896)

The Annals of Scottish natural history (David Douglas, 1899)

The Annals of Scottish natural history (David Douglas, 1900)

The Annals of Scottish natural history (David Douglas, 1908)

The Annals of Scottish natural history (David Douglas, 1909)

The Annals of Scottish natural history (David Douglas, 1910)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1910)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1922)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1943)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1947)

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Annotated list of the Avery bird collection in the Alabama Museum of Natural History (Geological Survey Museum) - Avery, Mary E. (1921)

Annual report of the curator of the Museum of Comparative Zoölogy at Harvard College, to the president and fellows of Harvard College for ... - Harvard University. Museum of Comparative Zoology. (Press of J. Wilson, 1894)

Annual report of the curator of the Museum of Comparative Zo©œlogy at Harvard College, to the president and fellows of Harvard College - Harvard University. Museum of Comparative Zoology. (University Press, 1894)

Annual report of the director of the Museum of Comparative Zoölogy at Harvard College to the president and fellows of Harvard College for ... - Harvard University. Museum of Comparative Zoology. (Printed for the Museum, 1921)

Annual report of the Ohio State Academy of Science - Ohio Academy of Science. (The Academy, 1901)

Annual Report of the Regents of the University on the condition of the State Cabinet of Natural History, with catalogues of the same - New York State Museum. (The University, 1851)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1907)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1920)

Archhelenis und Archinotis : gesammelte Beiträge zur Geschichte der neotropischen Region - Ihering, H. von (Hermann), 1850 -1930 (W. Engelmann, 1907)

Archiv für Anatomie, Physiologie und Wissenschaftliche Medicin - Müller, Johannes, 1801 -1858 (1846)

Archiv für Anatomie, Physiologie und Wissenschaftliche Medicin - Müller, Johannes, 1801 -1858 (1850)

Archiv für Naturgeschichte (Nicolai, 1835)

Archiv für Naturgeschichte (Nicolai, 1839)

Archiv für Naturgeschichte (Nicolai, 1841)

Archiv für Naturgeschichte. Abteilung A (Nicolai, 1915)

Archiv für Naturgeschichte (Nicolai, 1842)

Archiv für Naturgeschichte (Nicolai, 1844)

Archiv für Naturgeschichte (Nicolai, 1845)

Archiv für Naturgeschichte (Nicolai, 1846)