Bulletin international de l'Académie des sciences de Cracovie, Classe des sciences mathématiques et naturelles. Anzeiger der Akademie der Wissenschaften in Krakau. Reihe B, Biologische Wissenschaften Srie B Sciences naturelles - Akademja Umiejętności w Krakowie. Wydział Matematyczno-Przyrodniczy (Impr. de l'Universit, 1913)

Bulletin international de l'Académie des sciences de Cracovie, Classe des sciences mathématiques et naturelles. Anzeiger der Akademie der Wissenschaften in Krakau. Reihe B, Biologische Wissenschaften Srie B Sciences naturelles - Akademja Umiejętności w Krakowie. Wydział Matematyczno-Przyrodniczy (Impr. de l'Universit, 1915)

Bulletin mensuel de la Société linnéenne de Paris - Société Linnéenne de Paris (Edouard Duruy, 1887)

Bulletin mensuel de la Société linnéenne de Paris - Société Linnéenne de Paris (Edouard Duruy, 1889)

Bulletin - Montana State College, Agricultural Experiment Station - United States. Soil Conservation Service. (Agricultural Experiment Station, 1901)

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, 1903)

Bulletin of entomological research - Commonwealth Institute of Entomology. (Commonwealth Agricultural Bureaux, 1923)

Bulletin of entomological research - Commonwealth Institute of Entomology. (Commonwealth Agricultural Bureaux, 1922)

Bulletin of miscellaneous information - Royal Botanic Gardens, Kew. (H.M. Stationery Office, 1897)

Bulletin of miscellaneous information - Royal Botanic Gardens, Kew. (H.M. Stationery Office, 1907)

Bulletin of miscellaneous information - Royal Botanic Gardens, Kew. (H.M. Stationery Office, 1913)

Bulletin of miscellaneous information - Royal Botanic Gardens, Kew. (H.M. Stationery Office, 1922)

Bulletin of miscellaneous information. Additional Series - Royal Botanic Gardens, Kew. (Royal Botanic Gardens], 1906)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1960)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1970)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1971)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1972)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1973)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1974)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1975)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1992)

Bulletin of the Amateur Entomologists' Society - Amateur Entomologists' Society (Great Britain) (Amateur Entomologists' Society, 1997)

Bulletin of the British Museum (Natural History) Botany - British Museum (Natural History) (The Museum, 1965)

Bulletin of the British Museum (Natural History) Botany - British Museum (Natural History) (The Museum, 1981)

Bulletin of the British Museum (Natural History) Botany - British Museum (Natural History) (The Museum, 1987)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1971)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1973)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1980)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1966)

Bulletin of the British Ornithologists' Club - British Ornithologists' Club. (British Ornithologists' Club, 2008)

Bulletin of the Buffalo Society of Natural Sciences - Buffalo Society of Natural Sciences. (Buffalo Society of Natural Sciences, 1881)

Bulletin of the California Academy of Sciences - California Academy of Sciences (The Academy], 1884)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1883)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1881)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1882)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1885)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1886)

Bulletin of the Illinois State Laboratory of Natural History - Illinois State Laboratory of Natural History. (The Laboratory, 1913)

Bulletin of the Illinois State Laboratory of Natural History - Illinois State Laboratory of Natural History. (The Laboratory, 1918)

Bulletin of the Josselyn Botanical Society of Maine - Josselyn Botanical Society of Maine. (1908)

Bulletin of the Josselyn Botanical Society of Maine - Josselyn Botanical Society of Maine. (1907)

Bulletin of the Josselyn Botanical Society of Maine - Josselyn Botanical Society of Maine. (1920)

Bulletin of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1900)

Bulletin of the Philosophical Society of Washington - Smithsonian Institution (Published by the co-operation of the Smithsonian Institution, 1881)

Bulletin of the Scientific Association of Peoria, Illinois - Peoria (Ill.). Scientific Association. (Edward Hine & Co., Printers, 1887)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1892)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1919)

Bulletin of the scientific laboratories of Denison University - Denison Scientific Association. ([The University], 1885)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1920)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1932)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1945)

Bulletin - Southern California Academy of Sciences. (The Academy, 2015)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1875)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1886)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1891)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1893)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1894)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1900)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1908)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1909)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1915)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1916)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1917)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1919)

Bulletin of the United States National Museum - United States National Museum (G.P.O, 1881)

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1914)

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1916)

Bulletin of the U.S. Department of Agriculture - United States. Department of Agriculture. (Supt. of Docs., G.P.O, 1919)

Bulletin of the Wisconsin Natural History Society - Wisconsin Natural History Society. (The Society, 1902)

Bulletin of the Wisconsin Natural History Society - Wisconsin Natural History Society. (The Society, 1907)

Bulletin - Ohio Biological Survey. (Ohio State University, 1913)

Bulletin - Ohio Biological Survey. (Ohio State University, 1915)

Bulletin : report of Agricultural Experiment Station, Agricultural and Mechanical College, Auburn, Ala - Agricultural; Mechanical College of Alabama. Agricultural Experiment Station. (The Station, 1888)

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

Bulletin - United States. Division of Agrostology. (The Division, 1895)

Bulletin - United States. Division of Agrostology. (The Division, 1898)

Bulletin - United States. Division of Agrostology. (The Division, 1900)

Bulletin Biological series - University of Montana (Missoula) (University of Montana, 1901)

Bulletin - United States. Bureau of Entomology. (G.P.O, 1912)

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1905)

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

Bulletin - United States. Bureau of Plant Industry. (G.P.O, 1911)

Bulletin - United States. Division of Vegetable Physiology; Pathology. (G.P.O, 1896)

Bulletins de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1853)

Bulletins de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1897)

Bulletins de la Société royale de botanique de Belgique - Société royale de botanique de Belgique. (La Société, 1863)

Bulletins de la Société royale de botanique de Belgique - Société royale de botanique de Belgique. (La Société, 1865)

Bulletins des travaux de la Société Murithienne ... - Favre, Émile, 1843 -1905 (Impr. Dulex-Ansermoz, 1867)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1892)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1893)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1894)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1896)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1898)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1900)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1901)

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

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1912)

Bullettino della Società botanica italiana - Società botanica italiana. (Società botanica italiana, 1922)

Butlletí de la Institució Catalana d'Història Natural - Institució Catalana d'Història Natural (Barcelona, Spain) (1919)

Butterflies and moths Vol. V - Kirby, W. F. (William Forsell), 1844 -1912 (J.F. Shaw, 1897)

Butterflies and moths (British) - Furneaux, William S. (Longmans, Green, and Co, 1894)

Butterflies and moths (British) - Furneaux, William S. (Longmans, Green, 1897)

The butterflies and moths of Kent - Chalmers-Hunt, J. M. (T. Buncle, 1968)

Butterflies from China - Leech, John Henry, 1862 -1900 (R. H. Porter, 1892)

Butterflies of Britain & Europe - Tolman, Tom (HarperCollins, 1997)

The butterflies of Europe described and figured. Rhopalocera Europae descripta et delineata - Lang, Henry C. (L. Reeve, 1884)

The butterflies of Great Britain with their transformations delineated and described - Westwood, J. O. (John Obadiah), 1805 -1893 (G. Routledge, 1887)

The butterflies of Switzerland and the Alps of central Europe - Wheeler, George, 1858 -1947 (Eliott Stock, 1903)

The butterflies of the British Isles - South, Richard, 1846 -1932 (F. Warne, 1906)