Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1926)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1980)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1899)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1901)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1902)

Bulletin of entomological research - Commonwealth Institute of Entomology. (Commonwealth Agricultural Bureaux, 1918)

Bulletin of entomological research - Commonwealth Institute of Entomology. (Commonwealth Agricultural Bureaux, 1919)

Bulletin of miscellaneous information - Royal Botanic Gardens, Kew. (H.M. Stationery Office, 1910)

Bulletin of the British Museum (Natural History). Entomology. Supplement - British Museum (Natural History) (BM(NH), 1965)

Bulletin of the British Museum (Natural History). Zoology. Supplement - British Museum (Natural History) (BM(NH), 1967)

Bulletin of the British Museum (Natural History). Entomology. Supplement - British Museum (Natural History) (BM(NH), 1969)

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1965)

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1970)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1941)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1957)

The bulletin of the College of Agriculture, Tokyo Imperial University - Tokyo Norin Gakko. (College of Agriculture, Tokyo Imperial University, 1887)

Bulletin of the Imperial Agricultural Experiment Station in Japan - Nōshōmushō Nōji Shikenjō (Japan)

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, 1937)

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, 1964)

Bulletin of the United States Geological and Geographical Survey of the Territories - Geological; Geographical Survey of the Territories (U.S.) (Government Printing Office, 1876)

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, 1893)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1898)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1962)

The Bulletin of zoological nomenclature - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, 1987)

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

Bulletin scientifique de la France et de la Belgique - Laboratoire d'évolution des êtres organisés (Paris, France) (Octave Doin, 1888)

Bulletin scientifique de la France et de la Belgique - Laboratoire d'évolution des êtres organisés (Paris, France) (Octave Doin, 1901)

Bulletin scientifique de la France et de la Belgique - Laboratoire d'évolution des êtres organisés (Paris, France) (Octave Doin, 1869)

Bulletin scientifique du Département du Nord et des pays voisins (Impr. de Six-Horemans, 1884)

Bulletin - State Geological and Natural History Survey of Connecticut - State Geological; Natural History Survey of Connecticut. (State Geological and Natural History Survey of Connecticut, 1916)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1907)

Bulletin - United States. Bureau of Entomology. (G.P.O)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1885)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1899)

The Cambridge natural history - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan and co., limited, 1895)

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

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1887)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1895)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1946)

The Canadian field-naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1997)

The Canadian naturalist and geologist - Natural History Society of Montreal. (B. Dawson, 1857)

The cankerworms - Porter, B. A. (Bennet Allen), 1892 - (U.S. Dept. of Agriculture, 1924)

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)