Catalogue raisonne des objets de zoologie - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (1832)

Catalogus coleopterorum hucusque descriptorum synonymicus et systematicus - Gemminger, Max, 1820 -1887 (sumptu E.H. Gummi, 1874)

Catalogus coleopterorum hucusque descriptorum synonymicus et systematicus - Gemminger, Max, 1820 -1887 (sumptu E.H. Gummi, 1876)

Catalogus mammalium tam viventium quam fossilium Quinquennale supplementum anno 1904 - Trouessart, E.-L. (Edouard-Louis), 1842 -1927 (R. Friedländer & Sohn, 1904)

Catalogus mammalium tam viventium quam fossilium - Trouessart, E.-L. (Edouard-Louis), 1842 -1927 (Friedländer, 1898)

Catalogus mammalium tam viventium quam fossilium a doctore E.-L. Trouessart - Trouessart, E.-L. (Edouard-Louis), 1842 -1927 (R. Friedländer & sohn, 1898)

Cenozoic mammals of land and sea : tributes to the career of Clayton E. Ray - Emry, Robert J. (Smithsonian Institution Press, 2002)

Centralblatt für Bakteriologie, Parasitenkunde und Infektionskrankheiten 1. Abt Originale (G. Fischer, 1913)

Centralblatt für Bakteriologie und Parasitenkunde (G. Fischer, 1890)

Centralblatt für Bakteriologie und Parasitenkunde (G. Fischer, 1894)

Centralblatt für Mineralogie, Geologie und Paläontologie (E. Schweizerbart'sche Verlagshandlung, 1902)

Centralblatt für Mineralogie, Geologie und Paläontologie (E. Schweizerbart'sche Verlagshandlung, 1915)

Centralblatt für Physiologie - Physiologische Gesellschaft zu Berlin. (Toeplitz & Deuticke, 1893)

Centralblatt für Physiologie - Physiologische Gesellschaft zu Berlin. (Toeplitz & Deuticke, 1898)

The Century dictionary : an encyclopedic lexicon of the English language: prepared under the superintendence of William Dwight Whitney - Whitney, William Dwight, 1827 -1894 (Century Co, 1889)

The cereals in America - Hunt, Thomas F. (Thomas Forsyth), 1862 -1927 (O. Judd company, 1904)

Cestodes - Braun, Max, 1850 -1930 (C.F. Winter, 1894)

Chapters on the natural history of the United States - Shufeldt, Robert Wilson 1850 -1934 (Studer Bros, 1897)

Chapters on the natural history of the United States - Shufeldt, Robert Wilson 1850 -1934 (Studer Brothers, 1900)

A check list of mammals of the North American continent, the West Indies and the neighboring seas - Elliot, Daniel Giraud, 1835 -1915 (1905)

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)

Checklist : mammals of Alaska - Macdonald, Stephen O (University of Alaska Museum, 1980)

Checklist of Palaearctic and Indian mammals 1758 to 1946 - Ellerman, J. R. (John Reeves), 1909 -1973 (BM(NH), 1951)

Checklist of Palaearctic and Indian mammals 1758 to 1946 - Ellerman, J. R. (John Reeves), 1909 -1973 (BM(NH), 1966)