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Check-list of North American birds - American Ornithologists' Union. (American ornithologists' union, 1910)

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Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1910)

Checklist of birds listed in the CITES appendices (1995)

Checklist of birds listed in the CITES appendices and in EC Regulation 338/97 (1999)

Checklist of birds listed in the CITES appendices and in EC Regulation 338/97 (2001)

Checklist of CITES Species (1998)

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Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2001)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (1996)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2003)

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The chewing lice : world checklist and biological overview - Price, Roger D. (Illinois Natural History Survey, 2003)

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Cladistics and the biogeography of two Trans-Caribbean hairstreak butterfly genera, Nesiostrymon and Terra (Lepidoptera, Lycaenidae) - Johnson, Kurt (American Museum of Natural History, 1991)

A classification of Ontario birds - Snyder, L. L. (Lester Lynne), 1894 - (Royal Ontario Museum of Zoology, 1950)

A classification of Recent birds - Rothschild, Lionel Walter Rothschild, Baron, 1868 -1937 (American Museum of Natural History, 1951)

The classification of the olive warbler, Peucedramus taeniatus - George, William Gordon, 1925 - (American Museum of Natural History, 1962)

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[Collected reprints, 1902-1928 - Howell, Arthur H. (Arthur Holmes), 1872 -1940 (s.n, 1900)

[Collected reprints, 1911-1931 - Swarth, Harry S. (Harry Schelwald), 1878 -1935 (s.n, 1900)

The collected scientific papers of the late William Alexander Forbes - Beddard, Frank E. (Frank Evers), 1858 -1925 (R.H. Porter, 1885)

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Coloured illustrations of the eggs of British birds - Hewitson, William C. (William Chapman), 1806 -1878 (J. Van Voorst, 1856)

Coloured illustrations of the eggs of British birds, accompanied with descriptions of the eggs, nests, etc - Hewitson, William C. (William Chapman), 1806 -1878 (J. Van Voorst, 1846)

Comparative study of todies (Todidae), with emphasis on the Puerto Rican tody, Todus mexicanus - Kepler, Angela Kay, 1943 - (Nuttall Ornithological Club, 1977)

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Contents and index to volume 1 - Cory, Charles B. (Charles Barney), 1857 -1921 (Natural History Museum, 1917)

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

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

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Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1970)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1971)

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The crane-flies of New York - Alexander, Charles P. (Charles Paul), 1889 -1981 (1920)

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Da ema ao beija-flor vida e costumes das aves do Brasil - Santos, Eurico (F. Briguiet, 1938)

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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, 1918)

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Die deutschen Vogelnamen : eine wortgeschichtliche Untersuchung - Suolahti, Hugo, 1874 -1944 (K.J. Tr, 1909)

Deutsches Vogelbuch für Forst- und Landwirte : Jäger, Naturfreunde und Vogelliebhaber - Floericke, Kurt, 1869 -1934 (Kosmos, Gesellschaft der Naturfreunde, 1907)

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

Deutschlands Vögel in Abbildungen nach der Natur mit Beschreibungen - Reider, Jakob Ernst von, 1784 -1853 (in der E.H. Zeh'schen Buchhandlung, 1835)

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