The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1912)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1913)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1918)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1919)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1920)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1922)

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, 1960)

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, 1971)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1975)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1976)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1977)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1999)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2006)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2009)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2010)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2014)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2015)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 2018)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1916)

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

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

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

Catalogue of the neuropteroid insects (except Odonata) of the United States - Banks, Nathan, 1868 -1953 (American Entomological Society, 1907)

Catalogue of the specimens of Dermaptera Saltatoria and supplement of the Blattari in the collection of the British Museum - Gray, John Edward, 1800 -1875 (Printed for the Trustees of the British Museum, 1869)

Catalogue of the type specimens of Microlepidoptera in the British Museum (Natural History) described by Edward Meyrick - Clarke, J. F. Gates (John Frederick Gates), 1905 -1990 (British Museum (Natural History), 1955)

Catalogus Hymenopterorum hucusque descriptorum systematicus et synonymicus - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (G. Engelmann, 1894)

Catalogus plantarum quae in Horto Botanico Bogoriensi coluntur - Kebun Raya Indonesia. (Lands-Drukkerij, 1866)

A century of progress in the natural sciences, 1853-1953 - California Academy of Sciences (1955)

The changing Illinois environment : critical trends : technical report of the Critical Trends Assessment Project - Illinois. Dept. of Energy; Natural Resources. (Ill. Dept. of Energy and Natural Resources, 1994)

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

Check-list of the species of fishes known from the Philippine Archipelago - Jordan, David Starr, 1851 -1931 (Bureau of printing, 1918)

Checklist of Wisconsin dragonflies - Wisconsin Entomological Society. ([publisher not identified], 1993)

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

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

Codes to the INTREDIS register system for literature retrieval in forest pathology - Southeastern Forest Experiment Station (Asheville, N.C.) (U.S. Forest Service. Southeastern Forest Experiment Station, 1965)

Collections zoologiques du baron Edm. de Selys Longchamps - Ris, F. (Friedrich), 1867 -1931 (Hayez, impr, 1908)

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