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

Causeries scientifiques - Société zoologique de France. (1900)

Cenozoic mammal horizons of western North America - Osborn, Henry Fairfield, 1857 -1935 (Govt. Print. Off, 1909)

Central Asiatic Expeditions of the American Museum of Natural History, under the leadership of Roy Chapman Andrews : preliminary contributions in geology, palaeontology, and zoology - Andrews, Roy Chapman, 1884 -1960 (American Museum of Natural History, 1926)

Centralblatt für Bakteriologie und Parasitenkunde (G. Fischer, 1892)

Centralblatt für Mineralogie, Geologie und Paläontologie (E. Schweizerbart'sche Verlagshandlung, 1911)

Centralblatt für Mineralogie, Geologie und Paläontologie (E. Schweizerbart'sche Verlagshandlung, 1921)

Centralblatt für Physiologie - Physiologische Gesellschaft zu Berlin. (Toeplitz & Deuticke, 1889)

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)

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

Chamber's encyclopaedia, a dictionary of universal knowledge (Chambers, 1902)

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)

Chasse et pêche au Canada - Le Moine, J. M. Sir, (James MacPherson), 1825 -1912 (N.S. Hardy, 1887)

The Chat - North Carolina Bird Club. (Carolina Bird Club, 1954)

A check list of mammals of the North American continent, the West Indies and the neighboring seas : supplement - Elliot, Daniel Giraud, 1835 -1915 (American Museum of Natural History, 1875)

A check list of mammals of the North American continent, the West Indies and the neighboring seas : supplement - Elliot, Daniel Giraud, 1835 -1915 (American Museum of Natural History, 1917)

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