Conspectus Psittacorum : systematische Uebersicht aller bekannten Papageienarten - Reichenow, Anton, 1847 -1941 (A. Reichenow, 1882)

Contents and index to volume 12, numbers 1 to 19, Zoological series - Field Museum of Natural History. (Field Museum of Natural History, 1929)

Contribucion á la ornitologia cubana - Gundlach, Johannes Christoph, 1810 -1896 (Imp. "La Antilla" de N. Cacho-Negrete, 1876)

Contribution à l'étude de la pneumaticité chez les oiseaux - Bignon, Fanny. (s. n, 1889)

A contribution to the ornithology of northeastern Brazil - Hellmayr, Carl Eduard, 1878 -1944 (1929)

A contribution to the ornithology of the Orinoco region - Cherrie, George Kruck, 1865 -1946 (Pub. for the Brooklyn museum, 1916)

Contributions à la faune ornithologique de l'Europe occidentale : recueil comprenant les espèces d'oiseaux que se reproduisent dans cette région ou qui s'y montrent régulièrement de passage, augmenté de la description des principales espèces exotiques les plus voisines des indigènes ou susceptibles d'ètre confondues avec elles, ainsi que l'énumération des races domestiques - Olphe-Galliard, Léon, 1825 -1893 (L. Lasserre, 1887)

Contributions of the Maclurian Lyceum to the arts and sciences - Peale, Titian Ramsay, 1799 -1885 (Sold for the Maclurian Lyceum by J. Dobson, 1827)

Cope papers, 1871-[1897 - Cope, E. D. (Edward Drinker), 1840 -1897 (1871)

Cours élémentaire de paléontologie et de géologie stratigraphiques - Orbigny, Alcide Dessalines d', 1802 -1857 (V. Masson, 1849)

Cours élémentaire de paléontologie et de géologie stratigraphiques - Orbigny, Alcide Dessalines d', 1802 -1857 (V. Masson, 1852)

Crusoe's Island; a bird-hunter's story - Ober, Frederick A. (Frederick Albion), 1849 -1913 (D. Appleton and company, 1898)

Cuvier's animal kingdom : arranged according to its organization - Cuvier, Georges, baron, 1769 -1832 (Orr and Smith, 1834)

Cuvier's Animal kingdom : arranged according to its organization, forming the basis for a natural history of animals, and an introduction to comparative anatomy : illustrated by three hundred engravings on wood - Blyth, Edward, 1810 -1873 (W.S. Orr and Co, 1840)

The cyclopaedia of anatomy and physiology - Owen, Richard, 1804 -1892 (Sherwood, Gilbert, & Piper, 1847)

The cyclopaedia of anatomy and physiology - Owen, Richard, 1804 -1892 (Sherwood, Gilbert, & Piper, 1836)

The cyclopædia; or, Universal dictionary of arts, sciences, and literature - Rees, Abraham, 1743 -1825 (Longman, Hurst, Rees, Orme & Brown [etc.], 1819)

Däggdjuren, jemte inledning till ryggradsdjuren - Lilljeborg, Wilhelm, 1816 -1908 (W. Schultz, 1874)

De Helminthibus acanthocephalis; commentatio historico-anatomica. Adnexo recensu animalum, in Museo vindobonensi circa helminthes dissectorum, et singularum speciocrum harum in illis repertarum - Westrumb, August H. L. (1821)

De historia natvrali vetervm, libellvs primvs - Beckmann, Johann, 1739 -1811 (impensis Dieterichianis, 1766)

De historia systematis avium nonnullia - Scheye, Israel. (1855)

De oculorum hominis animaliumque sectione horizontali commentatio - Soemmerring, Detmar Wilhelm, 1793 -1871 (Vandenhoeck et Ruprecht, 1818)

Delectus animalium articulatorum : quae in itinere per Brasiliam, annis MDCCXVII-MDCCCXX : jussu et auspiciis Maximiliani Josephi I ... - Martius, Karl Friedrich Philipp von, 1794 -1868 (Impensis Editoris, 1830)

Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (Aus der Kaiserlich-Königlichen Hof- und Staatsdruckerei, 1857)

Description and Natural History of S. Polito's Collection of Living Beasts and Birds - Polito, S. (1803)

Descriptiones animalium quae in itinere ad Maris Australis terras per annos 1772, 1773 et 1774 suscepto - Deutsche Akademie der Wissenschaften zu Berlin. (Ex Officina Academica, 1844)

Descriptions of Australian Micro-Lepidoptera - Meyrick, Edward, 1854 -1938 (1881)

Descriptive and illustrated catalogue of the physiological series of comparative anatomy contained in the museum of the Royal College of Surgeons in London - Owen, Richard, 1804 -1892 (Printed by R. Taylor, 1833)

A descriptive catalogue of recent shells : arranged according to the Linnæan method ; with particular attention to the synonymy - Dillwyn, L. W. (Lewis Weston), 1778 -1855 (Printed for J. and A. Arch, 1817)

A descriptive catalogue of the Anatomical and Pathological Museum of St. Bartholomew's Hospital - Royal College of Physicians of London. (Churchill, 1882)

Descriptive catalogue of the osteological series contained in the museum - Owen, Richard, 1804 -1892 (Taylor and Francis, 1853)

Descriptive catalogue of the specimens of natural history in spirit contained in the museum. Vertebrata: Pisces, Reptilia, Aves, Mammalia - Royal College of Surgeons of England. Museum. (Richard Taylor, 1859)

Descriptive catalogue of the specimens of natural history in spirit contained in the Museum of the Royal college of surgeons of England. Vertebrata: Pisces, Reptilia, Aves, Mammalia - Royal College of Surgeons of England. Museum. (Taylor and Francis, 1859)

Deutsches Archiv für die Physiologie (1829)

Deutschland und seine Kolonien im Jahre 1896; amtlicher Bericht über die erste Deutsche Kolonial-Ausstellung - Deutsche Kolonial-Ausstellung, Berlin. Arbeitsausschuss. (1897)

Development and evolution, including psychophysical evolution, evolution by orthoplasy, and the theory of genetic modes - Morgan, C. Lloyd (Conwy Lloyd), 1852 -1936 (Macmillan Co, 1902)

A dictionary of arts and sciences - Gregory, G. (George), 1754 -1808 (Printed for Richard Phillips, 1806)

A dictionary of birds - Shufeldt, Robert Wilson 1850 -1934 (A. and C. Black, 1893)

A dictionary of birds - Lydekker, Richard, 1849 -1915 (A. and C. Black, 1896)

A dictionary of birds - Shufeldt, Robert Wilson 1850 -1934 (A. and C. Black, 1896)