The common crow - Cobb, Nathan Augustus, 1859 -1932 (1896)

Common Illinois insects : and why they are interesting - Wright, A. Gilbert (Arthur Gilbert), 1909 - (Dept. of Registration and Education, 1951)

Comparative anatomy - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Trubner, 1854)

Comparative anatomy and physiology - Bell, F. J. (Francis Jeffrey), 1855 -1924 (Lea Brothers, 1885)

The comparative anatomy of the male genital tube in Coleoptera - Sharp, David, 1840 -1922 (Entomological Society of America, 1912)

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

The complete writings of Thomas Say on the entomology of North America - Ord, George, 1781 -1866 (1883)

The condor - Cooper Ornithological Club. (Cooper Ornithological Club, 1913)

Conference report / Botanical Society of the British Isles - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1974)

Congrès international d'entomologie : [proceedings] (Hayez, 1910)

Congrès international d'entomologie : [proceedings] (Hayez, 1933)

Congrès international d'entomologie : [proceedings] (Hayez, 1939)

Congrès international d'entomologie : [proceedings] (Hayez, 1938)

Congrès international d'entomologie : [proceedings] (Hayez, 1952)

Congrès international d'entomologie : [proceedings] (Hayez, 1958)

Congrès international d'entomologie : [proceedings] (Hayez, 1971)

Congrès international d'entomologie : [proceedings] (Hayez, 1972)

Congrès international d'entomologie : [proceedings] (Hayez, 1980)

Congrès international d'entomologie : [proceedings] (Hayez, 1984)

Congrès international d'entomologie : [proceedings] (Hayez, 1992)

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

Congrès international d'entomologie : [proceedings] (Hayez, 2000)

Congrès international d'entomologie : [proceedings] (Hayez, 2008)

Congrès international d'entomologie : [proceedings] (Hayez, 2012)

Congrès international d'entomologie : [proceedings] (Hayez, 2016)

Construction and stabilization of coastal foredunes with vegetation, Padre Island, Texas - Dahl, B. E. (Coastal Engineering Research Center, U.S. Army, Corps of Engineers, 1975)

A contribution to a bibliography of the described immature stages of North American Coleoptera - United States. Bureau of Entomology; Plant Quarantine. ([U.S. Bureau of Entomology and Plant Quarantine], 1935)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 2007)

Contributions to the larval history of Pacific Coast Coleoptera - Rivers, J. J. (John James) 1824 -1913 (State Office, James J. Ayers, Supt. State Printing, 1886)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1951)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1955)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1958)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1961)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1962)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1963)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1951)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1968)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1970)

Cooperative economic insect report; survey methods - United States. Plant Pest Control Division. (1958)