Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1934)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1935)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1941)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1943)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1949)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1950)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1953)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1960)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1963)

Bulletin of the Natural History Museum. Zoology series - Natural History Museum (London, England) (Intercept, 1999)

Bulletin of the Nuttall Ornithological Club - Baird, Spencer Fullerton, 1823 -1887 (The Club, 1881)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1902)

Bulletin - Southern California Academy of Sciences. (The Academy, 1975)

Bulletin of the Texas Ornithological Society - Texas Ornithological Society. (Texas Ornithological Society, 2016)

Bulletin of the United States Geological and Geographical Survey of the Territories - Geological; Geographical Survey of the Territories (U.S.) (Government Printing Office, 1880)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1875)

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

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1892)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1911)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1941)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1946)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1950)

Bulletin of the Wisconsin Natural History Society - Wisconsin Natural History Society. (The Society, 1903)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1957)

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, 1994)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1995)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1997)

Bulletin - Peabody Museum of Natural History. (The Museum, 1955)

Bulletin - Peabody Museum of Natural History. (The Museum, 1970)

Bulletin - Peabody Museum of Natural History. (The Museum, 1972)

Bulletin - Smithsonian Institution. (G.P.O, 1943)

Bulletin - State Geological and Natural History Survey of Connecticut - State Geological; Natural History Survey of Connecticut. (State Geological and Natural History Survey of Connecticut, 1904)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1904)

California birds - California Field Ornithologists. (California Field Ornithologists, 1970)

California fish and game - California. Division of Fish; Game. (State of California, Resources Agency, Dept. of Fish and Game, 1991)

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

The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan and co., limited, 1900)

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

Canadian biodiversity - Canadian Museum of Nature (Canadian Museum of Nature, 1991)

The Canadian bird book : illustrating in natural colors more than seven hundred north American birds, also several hundred photographs of their nests and eggs - Reed, Chester A. (Chester Albert), 1876 -1912 (Musson Book Co, 1914)

The Canadian bird book illustrating in natural colors more than seven hundred North American birds : also several hundred photographs of their nest and eggs - Reed, Chester A. (Chester Albert), 1876 -1912 (Musson, 1914)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1967)

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, 2003)

The Canadian journal of industry, science and art - Glenny, George, 1793 -1874 (Canadian Institute, 1859)

Capital natural de México - Sarukhan, Jose (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2009)

Cassell's book of birds : from the text of Dr. Brehm - Brehm, Alfred Edmund, 1829 -1884 (Cassell, Petter, and Galpin, 1869)

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

Cassinia - Delaware Valley Ornithological Club (Delaware Valley Ornithological Club, 1916)

Catalog der Lepidopteren des palaearctischen Faunengebietes - Staudinger, Otto, 1830 -1900 (1901)

Catalogo metodico degli uccelli europei - Bonaparte, Charles-Lucien, 1803 -1857 (J. Marsigli, 1842)

Catalogos da fauna brazileira - Museu Paulista (Typ. do Diario oficial, 1907)

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

Catalogue des Espèces Actuellement Connues de la Famille des Trochilides - Simon, Eugène, 1848 -1924 (L. Mulo, 1987)