The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan and co., limited, 1901)

The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan and co., limited, 1899)

Canada's missing dimension : science and history in the Canadian Arctic Islands - Harington, C. R. (Charles Richard), 1933 - (Canadian Museum of Nature, 1990)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1893)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1906)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1908)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1923)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1925)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1961)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1965)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1969)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1974)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1986)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1991)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1996)

The Canadian horticulturist - Fruit Growers' Association of Ontario. (Fruit Growers' Association of Ontario, 1898)

The Canadian naturalist : a series of conversations on the natural history of Lower Canada - Gosse, Philip Henry, 1810 -1888 (John van Voorst, 1840)

The Canadian naturalist : a series of conversations on the natural history of Lower Canada - Gosse, Philip Henry, 1810 -1888 (Coles, 1971)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2008)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1907)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1921)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1923)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1938)

Carnivorous plant newsletter - California State University, Fullerton. Arboretum. (International Carnivorous Plant Society, etc, 2016)

Carnivorous plant newsletter - California State University, Fullerton. Arboretum. (International Carnivorous Plant Society, etc, 2022)

Casopis Ceské spolecnosti entomologické = Acta Societatis Entomologicae Bohemiae - Ceská spolecnost entomologická (Spolecnost, 1904)

Casopis Ceské spolecnosti entomologické = Acta Societatis Entomologicae Bohemiae - Ceská spolecnost entomologická (Spolecnost, 1906)

Cassell's natural history - Duncan, P. Martin (Peter Martin), 1821 -1891 (Cassell, Petter & Galpin, 1876)

Cassell's natural history - Duncan, P. Martin (Peter Martin), 1821 -1891 (Cassell & Company, Limited, 1891)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalogo de los insectos Dipteros de Chile - Reed, Edwyn C. (Imprenta Nacional, 1888)

Catalogue de la bibliothèque - Bohnensieg, G. C. W. (Georg Carl Wilhelm), 1828 - (Héritiers Loosjes, 1885)

A catalogue of manuscripts in the Entomology Library of the Natural History Museum, London - Natural History Museum (London, England) (Mansell, 1996)

A catalogue of North American Diptera (or two-winged flies) - Osten-Sacken, C. R. (Carl Robert), 1828 -1906 (Smithsonian Institution, 1905)

Catalogue of publications relating to entomology in the Library of the U.S. Department of Agriculture - United States. Department of Agriculture. Library, (Govt. Print. Off, 1906)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1896)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1914)

Catalogue of scientific papers, 1800-1863 [to 1884-1900] - Royal Society (Great Britain) (Eyre & Spottiswoode, 1918)

Catalogue of the described Diptera from South Asia - Wulp, F. M. van der, (Frederick Maurits) 1818 -1899 (M. Nijhoff, 1896)