Catalogue of the Diptera of the Afrotropical Region - Cogan, B H (British Museum (Natural History), 1980)

Catalogue of the family-group, genus-group and species-group names of the Hesperioidea (Lepidoptera) of the world - Bridges, Charles A. (C.A. Bridges, 1994)

Catalogue of the library at Claremont, Clevedon and 16, Royal crescent, Bath - Braikenridge, George Weare, 1775 -1856 (Priv. print. at the Chiswick Press, 1894)

Catalogus dipterorum hucusque descriptorum - Kertész, Kálmán, 1867 -1922 (G. Engelmann, 1902)

Catalogus systematicus dipterorum Europae - Schiner, Ignaz Rudolph, 1813 -1873 (impensis Societatis zoologico-botanicae editus, 1864)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (Printed for the State Geological and Natural History Survey, 1920)

Check-list of the insects of Connecticut - Britton, Wilton Everett, 1868 -1939 (State Geological and Natural History Survey, 1920)

Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1917)

Checklist of publications on entomology issued by the United States Department of Agriculture through 1927, with subject index - National Agricultural Library (U.S.) (United States Department of Agriculture, Library, 1930)

Circular - New Jersey Agricultural Experiment Station. (New Jersey Agricultural Experiment Station, 1911)

Circular - United States. Bureau of Entomology. (Govt. print. off, 1891)

Circular - United States. Bureau of Entomology. (The Division, 1900)

Civic biology, a textbook of problems, local and national, that can be solved only by civic coöperation - Hodge, Clifton F. (Clifton Fremont), 1859 -1919 (Ginn, 1918)

Civic biology; a textbook of problems, local and national, that can besolved only by civic cooperation - Dawson, Jean, 1873 - (Ginn and company, 1918)

Civic biology; a textbook of problems, local and national, that can be solved only by civic coöperation - Dawson, Jean, 1873 - (Ginn and Company, 1918)

Civic biology; textbook of problems, local and national, that can be solved only by civic coöperation - Dawson, Jean, 1873 - (Ginn, 1918)

Class book of economic entomology - Lochhead, W. (P. Blakiston's son & co, 1919)

Class book of economic entomology, with special reference to the economic insects of the northern United States and Canada - Lochhead, W. (Blakiston, 1919)

Class book of economic entomology with special reference to the economic insects of the northern United States and Canada - Lochhead, W. (P. Blakiston's Son, 1919)

A classification of living animals - Rothschild, Nathaniel Mayer Victor Rothschild, Baron, 1910 -1990 (Wiley, 1961)

A classification of the mosquitoes of North and Middle America - Coquillett, D. W. (Daniel William), 1856 -1911 (G.P.O, 1906)

Coast watch - UNC Sea Grant College Program. (UNC Sea Grant College Program], 1979)

The Coleopterists' Bulletin - Coleopterists Society. (Coleopterists' Society, 1963)

Collection and care of botanical specimens - Savile, D. B. O., (Douglas Barton Osborne), 1909 - (Canada Department of Agriculture, Research Branch, 1962)

Collection of entomopathogenic fungal cultures : catalog of strains - United States. Agricultural Research Service. (U.S. Dept. of Agriculture, 1992)