Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1947)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1951)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1878)

Bulletin of the Buffalo Society of Natural Sciences - Buffalo Society of Natural Sciences. (Buffalo Society of Natural Sciences, 1873)

Bulletin of the Bureau of Fisheries - United States. Bureau of Fisheries. (Govt. Print. Off, 1924)

Bulletin of the California Academy of Sciences - California Academy of Sciences (The Academy], 1886)

Bulletin of the Illinois State Laboratory of Natural History - Illinois State Laboratory of Natural History. (The Laboratory, 1876)

Bulletin of the Illinois State Laboratory of Natural History - Illinois State Laboratory of Natural History. (The Laboratory, 1884)

Bulletin of the Maryland Herpetological Society - Maryland Herpetological Society. (Maryland Herpetological Society, Dept. of Herpetology, Natural History Society of Maryland, 2002)

Bulletin of the Maryland Herpetological Society - Maryland Herpetological Society. (Maryland Herpetological Society, Dept. of Herpetology, Natural History Society of Maryland, 2004)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1913)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1914)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1932)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1954)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1975)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1993)

Bulletin - Southern California Academy of Sciences. (The Academy, 1985)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1944)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1959)

Bulletin of the United States Geological and Geographical Survey of the Territories - Geological; Geographical Survey of the Territories (U.S.) (Government Printing Office, 1881)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1882)

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1920)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1955)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1961)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1964)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1974)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1975)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1988)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1989)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1990)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1992)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1996)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1998)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 2003)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 2007)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 2010)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 2012)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 2013)

Bulletin - Geographic Society of Chicago. (Published for the Society by the University of Chicago Press, 1913)

Butlletí de la Institució Catalana d'Història Natural - Institució Catalana d'Història Natural (Barcelona, Spain) (1904)

Butterfly-hunting in many lands : notes of a field naturalist - Poulton, Edward Bagnall, Sir, 1856 -1943 (Longmans, Green, and co, 1912)

C. G. Calwers Käferbuch; Naturgeschichte der Käfer Europas zum Handgebrauche für Sammler - Calwer, C. G. (Carl Gustav), 1821 -1874 (J. Hoffman, 1883)

California fish and game - California. Division of Fish; Game. (State of California, Resources Agency, Dept. of Fish and Game, 1949)

California fish and game - California. Division of Fish; Game. (State of California, Resources Agency, Dept. of Fish and Game, 1972)

California fish and game - California. Division of Fish; Game. (State of California, Resources Agency, Dept. of Fish and Game, 1978)

Calwers Käferbuch; einfürhrung in die kenntnis der käfer Europas - Calwer, C. G. (Carl Gustav), 1821 -1874 (E. Schweizerbart, [etc.], 1916)

The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Wheldon & Wesley, 1896)

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.], 1888)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1891)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1914)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1915)

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, 1955)

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, 1986)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1988)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1992)

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

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, 2002)

The Canadian naturalist and quarterly journal of science : with proceedings of the Natural History Society of Montreal - Natural History Society of Montreal. (Dawson, 1869)

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, 1912)

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

Cascade-Siskiyou National Monument : draft resource management plan/environmental impact statement - United States. Bureau of Land Management. Medford District. (U.S. Department of the Interior, Bureau of Land Management, Medford District Office, 2002)