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)

Abeille : journal d'entomologie - Société entomologique de France. (1888)

Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin - Deutsche Akademie der Wissenschaften zu Berlin. (Realschul-Buchhandlung, 1831)

Abhandlungen der Naturforschenden Gesellschaft zu Görlitz - Staatliches Museum für Naturkunde Görlitz. (1911)

Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft - Senckenbergische Naturforschende Gesellschaft. (Waldemar Kramer [etc.], 1884)

Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft - Senckenbergische Naturforschende Gesellschaft. (Waldemar Kramer [etc.], 1897)

Acta Societatis Scientiarum Fennicae - Suomen Tiedeseura ([Suomen Tiedeseura], 1909)

Agricultural entomology for students, farmers, fruit-growers and gardeners - Osborn, Herbert 1856 -1954 (Lea & Febiger, 1916)

The agricultural pests of India, and of eastern and southern Asia, vegetable and animal, injurious to man and his products - Balfour, Edward, 1813 -1889 (B. Quaritch, 1887)

Agriculture of Maine. ... annual report of the Secretary of the Maine Board of Agriculture - Maine. Board of Agriculture. (1862)

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

Allgemeine naturgeschichte, als Philosophische und Humanitätswissenschaft für Naturforscher, Philosophen und das Hoher gebildete Publikum - Perty, Maximilian, 1804 -1884 (C. Fischer, 1846)

Allgemeine Zeitschrift für Entomologie Organ der "Allgemeinen Entomologischen Gesellschaft" ; Internationales Organ für die Interessen der allgemeinen und angewandten Entomologie wie der Insekten-Biologie - Allgemeine Entomologische Gesellschaft. (Druck und Verlag von J. Neumann, 1901)

Alytes: International Journal of Batrachology - International Society For The Study; Conservation Of Amphibians (Museum national d'histoire naturelle, 1991)

American agriculturist (Orange Judd Co., Publishers [etc.], 1881)

The American entomologist (R.P. Studley & Co, 1868)

The American entomologist (R.P. Studley & Co, 1869)

The American entomologist and botanist ([s.n.], 1869)

The American entomologist and botanist ([s.n.], 1868)

American entomology : a description of the insects of North American, with illustrations drawn and colored after nature - Say, Thomas, 1787 -1834 (Estes & Lauriat, 1859)

American insects - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (Constable and Co, 1905)

American insects - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (Holt, 1904)

American insects - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (H. Holt and Company, 1905)

American insects - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (H. Holt and Company, 1908)

American insects - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (Holt, 1914)

The American journal of anatomy - Wistar Institute of Anatomy; Biology. ([s.n.], 1912)

The American journal of science (J.D. & E.S. Dana, 1908)

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, 1850)

American malacological bulletin - American Malacological Union. ([American Malacological Union], 1987)

The American monthly microscopical journal (Romyn Hitchcock, 1891)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1868)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1870)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1789)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1883)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1884)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1889)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1890)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1900)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1919)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1879)

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. (1859)

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)

An analytical subject bibliography of the publications of the Bureau of Fisheries, 1871-1920 - United States. Bureau of Fisheries. (Govt. Print. Off, 1921)

Anatomischer Anzeiger - Anatomische Gesellschaft. (G. Fischer, 1890)

Anatomischer Anzeiger - Anatomische Gesellschaft. (G. Fischer, 1905)

Anatomy of the invertebrata - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (J. Campbell, 1874)

Anatomy of the invertebrata - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Gould and Lincoln, 1854)

Animal aggregations, a study in general sociology - Allee, W. C. (Warder Clyde), 1885 -1955 (The University of Chicago Press, 1931)

Animal communities in temperate America - Shelford, Victor E. (Victor Ernest), 1877 -1968 (Pub. by the University of Chicago press, 1913)

Animal communities in temperate America : as illustrated in the Chicago region; a study in animal ecology - Geographic Society of Chicago. (Published for the Geographic Society of Chicago by the University of Chicago Press, 1937)

Animal communities in temperate America, as illustrated in the Chicago region ; a study in animal ecology - Shelford, Victor E. (Victor Ernest), 1877 -1968 (Pub. for the Geographic Society of Chicago by the University of Chicago Press, 1913)

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, 1832)

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, 1833)

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

Annalen des K.K. Naturhistorischen Hofmuseums - K.K. Naturhistorisches Hofmuseum (Vienna, Austria) (Alfred Hölder, 1893)

Annales de l'Association des Naturalistes de Levallois-Perret - Association des naturalistes de Levallois-Perret. (1909)

Annales de la Société scientifique de Bruxelles - Société scientifique de Bruxelles. (1875)

Annales de la Société entomologique de Belgique - Société entomologique de Belgique. (Société entomologique de Belgique, 1882)

Annales de la Société entomologique de Belgique - Société entomologique de Belgique. (Société entomologique de Belgique, 1891)

Annales de la Société entomologique de Belgique - Société entomologique de Belgique. (Société entomologique de Belgique, 1895)

Annales de la Société entomologique de Belgique - Société entomologique de Belgique. (Société entomologique de Belgique, 1897)

Annales de la Société entomologique de Belgique - Société entomologique de Belgique. (Société entomologique de Belgique, 1905)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1856)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1859)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1863)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1864)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1865)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1867)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1883)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1886)

Annales de la Société entomologique de France - Société entomologique de France. (La Société, 1889)

Annales de la Société royale zoologique et malacologique de Belgique - Société royale zoologique et malacologique de Belgique. (s.n.], 1911)

Annales des sciences naturelles. Zoologie - Audouin, Jean Victor, 1797 -1841 (Crochard, 1910)

Annales historico-naturales Musei Nationalis Hungarici - Horváth, Géza, 1847 -1937 (1903)

Annales historico-naturales Musei Nationalis Hungarici - Horváth, Géza, 1847 -1937 (1908)

Annales historico-naturales Musei Nationalis Hungarici - Horváth, Géza, 1847 -1937 (1909)

Annales historico-naturales Musei Nationalis Hungarici - Horváth, Géza, 1847 -1937 (1911)

Annales historico-naturales Musei Nationalis Hungarici - Horváth, Géza, 1847 -1937 (1918)

Annali del Museo civico di storia naturale di Genova - Museo civico di storia naturale di Genova (Italy) (Tip. del R. Istituto Sordo-Muti, 1875)

Annali del Museo civico di storia naturale di Genova - Museo civico di storia naturale di Genova (Italy) (Tip. del R. Istituto Sordo-Muti, 1870)

Annali del Museo civico di storia naturale di Genova - Museo civico di storia naturale di Genova (Italy) (Tip. del R. Istituto Sordo-Muti, 1896)

Annali del Museo civico di storia naturale di Genova - Museo civico di storia naturale di Genova (Italy) (Tip. del R. Istituto Sordo-Muti, 1899)

Annali del Museo civico di storia naturale Giacomo Doria - Museo civico di storia naturale Giacomo Doria (Genoa, Italy) (Stab. tipo-litografico P. Pellas Fu L, 1915)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1861)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1871)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1874)