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The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan and co., limited, 1909)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1921)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1946)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1957)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1963)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1991)

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

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2000)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2002)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2005)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2013)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2015)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2019)

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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, 1907)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1923)

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

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Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1891)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1914)

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Catesbeiana : bulletin of the Virginia Herpetological Society - Virginia Herpetological Society. (The Society, 2015)

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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)

Check-list of the amphibians and reptiles of Canada and Alaska - Royal Ontario Museum. (Royal Ontario Museum, 1955)

Check list of the amphibians and reptiles of Canada and Alaska - Logier, E. B. S. (Eugene Bernard Shelley), 1893 -1979 (Royal Ontario Museum, 1961)

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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)

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)

A checklist of the vertebrate animals of Kansas - Collins, Joseph T. (Museum of Natural History, University of Kansas, 1991)

Checklists for the CORINE Biotopes Programme and its application in the PHARE countries of Central and East Europe: including comparisons with relevant conventions and agreements on the conservation of European species and habitats - WCMC (EC, 1994)

Chinese herpetological research - Zhongguo liang qi pa xing dong wu xue hui. (Chinese Society for the Study of Amphibians and Reptiles, 1989)

Chordate morphology - Jollie, Malcolm. (Reinhold, 1962)

The chordates - Rand, Herbert W. (Herbert Wilbur), 1872 -1960 (Blakiston, 1950)

Chromosome studies in Sminthillus from Cuba and Eleutherodactylus from Cuba and Puerto Rico (Anura: Leptodactylidae) - Royal Ontario Museum. (Royal Ontario Museum, 1981)

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

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

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A comparative study of the herpetological faunae of the Uluguru and Usambara mountains, Tanganyika territory with descriptions of new species / by T. Barbour and A. Loveridge - Barbour, Thomas, 1884 -1946 (Printed for the Museum, 1928)

Congrès international d'entomologie : [proceedings] (Hayez, 1996)

Conservation agreement and strategy, Columbia spotted frog (Rana luteiventris), Great Basin population, Nevada : northeastern subpopulations, Jarbdidge-Independence and Ruby Mountain - U.S. Fish; Wildlife Service (Columbia Spotted Frog Technical Team, 2003)