Check list : journal of species lists and distribution (Luís Felipe Toledo, 2012)

Check list : journal of species lists and distribution (Luís Felipe Toledo, 2009)

Check list : journal of species lists and distribution (Luís Felipe Toledo, 2010)

Check list : journal of species lists and distribution (Luís Felipe Toledo, 2013)

Check list : journal of species lists and distribution (Luís Felipe Toledo, 2014)

Check list : journal of species lists and distribution (Luís Felipe Toledo, 2016)

Chordate anatomy - Neal, Herbert V. (Herbert Vincent), 1869 -1940 (P. Blakiston's Son & Co, 1939)

The chromosomes - White, M. J. D. (Michael James Denham),‏ ‎ 1910 -1983 (Chemical Pub. Co, 1937)

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

Classification of the animal kingdom - Blackwelder, Richard Eliot 1909 -2001 (Southern Illinois University Press, 1963)

A classified index and synopsis of The animal kingdom arranged in conformity with its organization - Gray, John Edward 1800 -1875 (Printed for Whittaker and Co, 1835)

The Collecting net - Marine Biological Laboratory (Woods Hole, Mass.) (The Collecting net, 1929)

The Collecting net - Marine Biological Laboratory (Woods Hole, Mass.) (The Collecting net, 1930)

College of Hawaii publications. Bulletin - University of Hawaii (Honolulu) (The College, 1911)

A college text-book of geology - Chamberlin, Thomas C. Thomas Chrowder), 1843 -1928 (Holt, 1909)

College zoology - Hegner, Robert William, 1880 -1942 (The Macmillan company, 1912)

College zoology - Hegner, Robert William, 1880 -1942 (Macmillan, 1918)

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

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

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

Comparative anatomy - Neal, Herbert V. (Herbert Vincent), 1869 -1940 (P. Blakiston's Son, 1936)

Comparative anatomy of vertebrates - Kingsley, J. S. (John Sterling), 1854 -1929 (P. Blakiston's son & co, 1912)

Comparative animal physiology - Bishop, David W. (Saunders, 1950)

Comparative dental anatomy - Dewey, Martin, 1881 - (C.V. Mosby, 1915)

A comparative limnological study of Lac La Biche and Beaver Lake, Alberta - Pinsent, Morley Edward. (1967)

Comparative zoology - Orton, James, 1830 -1877 (Harper & brothers, 1894)

Comparative zoology : structural and systematic, for use in schools and colleges - Orton, James, 1830 -1877 (Harper, 1895)

Comparative zoology, structural and systematic : for use in schools and colleges - Orton, James, 1830 -1877 (Harper & Bros, 1883)

Comparative zoology, structural and systematic : for use in schools and colleges - Orton, James, 1830 -1877 (Harper & Brothers, 1889)

Comparative zoology, structural and systematic, for use in schools and colleges - Orton, James, 1830 -1877 (Harper & brothers, 1884)

Comparative zoology, structural and systematic, for use in schools and colleges - Orton, James, 1830 -1877 (American book company, 1904)

Comparative zoology, structural and systematic, for use in schools and colleges - Orton, James, 1830 -1877 (Harper & brothers, 1893)

A compendium of the anatomy of the human body intended principally for the use of students - Fyfe, Andrew, 1754 -1824 (Printed by J. Pillans & Sons for Adam Black ... [etc.], 1812)

The complete aquarium book; the care and breeding of goldfish and tropical fishes - Innes, William T. (William Thornton), 1874 -1969 (Halcyon house, 1936)

Comunicaciones de la Sociedad Malacológica del Uruguay - Sociedad Malacológica Del Uruguay. (2007)

The Congo Expedition of the American Museum of Natural History - Osborn, Henry Fairfield, 1857 -1935 (American Museum of Natural History, 1919)

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

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

Contributions in marine science - Port Aransas Marine Laboratory. (Port Aransas Marine Laboratory, University of Texas Marine Science Institute, 1983)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1973)

Contributions of the American Entomological Institute - American Entomological Institute. (American Entomological Institute], 1980)

Contributions to Canadian biology - Biological Board of Canada. (Biological Board of Canada, 1915)

Contributions to Canadian biology - Biological Board of Canada. (Biological Board of Canada, 1914)

Contributions to embryology - Carnegie Institution of Washington (Carnegie Institution of Washington, 1918)

Contributions to the natural history of the United States of North America. vol. 1, part 1 - Agassiz, Louis, 1807 -1873 ([s.n.])

Contributions to the natural history of the United States of America - Agassiz, Louis, 1807 -1873 (Little, Brown and Company, 1857)

Contributions to the natural history of the United States of America - Agassiz, Louis, 1807 -1873 (Little, Brown and Company, 1860)

Contributions to the study of the behavior of lower organisms - Jennings, H. S. (Herbert Spencer), 1868 -1947 (Carnegie Institution of Washington, 1904)