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, 1946)

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, 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)

Catalogue of birds of the Americas and the adjacent islands in Field Museum of Natural History and including all species and subspecies known to occur in North America, Mexico, Central America, South America, the West Indies, and islands of the Caribbean Sea, the Galapagos Archipelago, and other islands which may properly be included on account of their faunal affinities - Field Museum of Natural History. (1918)

Catalogue of birds of the Americas and the adjacent islands in Field Museum of Natural History and including all species and subspecies known to occur in North America, Mexico, Central America, South America, the West Indies, and islands of the Caribbean Sea, the Galapagos Archipelago, and other islands which may properly be included on account of their faunal affinities - Field Museum of Natural History. (1919)