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The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1996)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1998)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2008)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2009)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1929)

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Cassell's natural history - Duncan, P. Martin (Peter Martin), 1821 -1891 (Cassell, Petter & Galpin, 1876)

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Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1908)

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Catalogue of the books, manuscripts, maps and drawings in the British museum (Natural history) .... - Woodward, Bernard Barham, 1853 -1930 (Printed by order of the Trustees, 1903)

Catalogue of the British species of pisidium (recent & fossil) in the collections of the British Museum (Natural History), with notes on those of western Europe - Woodward, Bernard Barham, 1853 -1930 (Printed by order of the Trustees, 1913)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1901)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1902)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1903)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1905)

Catalogue of the Collection of Birds' Eggs in the British Museum - Oates, Eugene William, 1845 -1911 (1912)

Catalogue of the fossil birds in the British Museum (Natural History) - Lydekker, Richard, 1849 -1915 (1891)

Catalogue of the Fossil Bryozoa in the Department of Geology, British Museum (Natural History). The Cretaceous Bryozoa - Gregory, J. W. (John Walter), 1864 -1932 (1909)

Catalogue of the fossil fishes in the British Museum (Natural History), Cromwell Road, S.W. Pt. IV, containing the Actinopterygian Teleostomi of the sub-orders Isospondyli (in part), Ostariophysi, Apodes, Percesoces, Hemibranchii, Acanthopterygii and Anacanthini - Woodward, Arthur Smith, 1864 -1944 (printed by order of the Trustees, 1901)

Catalogue of the fossil plants of the Glossopteris flora in the Department of geology - Arber, E. A. Newell (Edward Alexander Newell), 1870 -1918 (Printed by order of the Trustees, 1905)

Catalogue of the Mesozoic plants in the Department of Geology, British Museum (Natural History) - Seward, A. C. (Albert Charles), 1863 -1941 (Trustees of the B.M, 1894)

Catalogue of the neotropical Squamata - Peters, James Arthur, 1922 -1972 (Smithsonian Institution Press, 1970)

Catalogue of the Specimens of lizards in the collection of the British museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1845)

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Central American lizards related to Anolis pentaprion : two new species from the Cordillera de Talamanca - Myers, Charles W. (American Museum of Natural History, 1971)

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A check list of North American amphibians and reptiles - Stejneger, Leonhard, 1851 -1943 (Harvard University Press, 1917)

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A check list of North American amphibians and reptiles - Stejneger, Leonhard, 1851 -1943 (Harvard University Press, 1933)

Check-list of North American Batrachia and Reptilia with a systematic list of the higher groups and an essay on geographical distribution, based on the specimens contained in the U. S. National Museum - Cope, E. D. (Edward Drinker), 1840 -1897 (G.P.O, 1875)

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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 (2003)

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 herpetofauna listed in the CITES appendices and in EC Regulation 338/97 - WCMC (JNCC, 1999)

Checklist of reptiles and amphibians listed in the CITES appendices (1995)

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

Chinese herpetological research - Zhongguo liang qi pa xing dong wu xue hui. (Chinese Society for the Study of Amphibians and Reptiles, 1988)

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A classification of vertebrata, recent and extinct - Gadow, Hans, 1855 -1928 (Black, 1898)

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College zoology - Hegner, Robert William, 1880 -1942 (Macmillan, 1959)

Colombia Bajo Caguán-Caquetá - Field Museum of Natural History. (The Field Museum, 2019)

Colombia: La Lindosa, Capricho, Cerritos - Field Museum of Natural History. (The Field Museum, 2018)

Color polymorphism in Sphingid caterpillars (Lepidoptera: Sphingidae) - Fink, Linda S. (1989)

Comparative anatomy of vertebrates - Wiedersheim, Robert, 1848 -1923 (Macmillan and co., limited, 1967)

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

Compendium der vergleichenden Anatomie : zum Gebrauche für Studierende der Medizin - Rawitz, Bernhard, 1857 - (Hartung, 1893)

A complete late Cretaceous iguanian (Squamata, Reptilia) from the Gobi and identification of a new iguanian clade - Norell, Mark A. (American Museum of Natural History, 2007)

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Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1972)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1973)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1980)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1984)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1986)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1987)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1989)

Coral Reefs of the World (1988)

Cranial anatomy of Kryptobaatar dashzevegi (Mammalia, Multituberculata), and its bearing on the evolution of mammalian characters - Wible, John R. (American Museum of Natural History, 2000)

Current herpetology - Nihon Hachu Ryoseirui Gakkai. (The Herpetological Society of Japan, 1964)

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