Blätter für Aquarien- und Terrarien-Kunde (1919)

Blätter für Aquarien- und Terrarien-Kunde (1921)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1997)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1995)

Boletin de la Sociedad de Biología de Concepción - Sociedad de Biología de Concepción. ([Universidad de Concepción], 1960)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1913)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1916)

Bollettino dei musei di zoologia ed anatomia comparata della R. Università di Torino - Università di Torino. Musei di zoologia ed anatomia comparata. (Accame, 1892)

Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1879)

Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1874)

Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1896)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1895)

Bollettino della Societá romana per gli studi zoologici - Societá romana per gli studi zoologici. (La Societá, 1892)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1903)

Bollettino della Società zoologica italiana - Società zoologica italiana. (La Società, 1900)

Bollettino della Società geologica italiana - Societa geologica italiana. (La Società, 1922)

Bollettino scientifico - Università di Pavia. (Bizzoni, 1898)

Bonner zoologische Beiträge : Herausgeber: Zoologisches Forschungsinstitut und Museum Alexander Koenig, Bonn - Zoologisches Forschungsinstitut und Museum Alexander Koenig. (Das Forschungsinstitut, 1967)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 1996)

Bonner zoologische Monographien (Zoologisches Forschungsinstitut und Museum Alexander Koenig, 2000)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1879)

Brehms Tierleben; allgemeine kunde des thierreichs. Mit 1910 abbildungen im text, 11 karten und 180 tafeln in farbendruck und holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institute, 1893)

Brehms Tierleben : allgemeine Kunde des Tierreichs : mit 1800 Abbildungen im Text, 9 Karten und 180 Tafeln in Farbendruck und Holzschnitt - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institut, 1892)

Brehms Tierleben. Allgemeine kunde des Tierreichs - Werner, Franz, 1867 -1939 (Bibliographisches Institut, 1914)

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1982)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1979)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1980)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1981)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1982)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1983)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1985)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1986)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1987)

Brimleyana - North Carolina State Museum of Natural History. (North Carolina State Museum of Natural History], 1998)

British fishes - Hamilton, Robert, 1794 -1868 (Chatto & Windus, 1840)

British fresh-water Copepoda - Gurney, Robert, 1879 -1950 (Ray Society, 1933)

British fresh-water fishes - Maxwell, Herbert, Sir, 1845 -1937 (Hutchinson, 1904)

British salt-water fishes - Aflalo, Frederick G. (Frederick George), 1870 -1918 (Hutchinson & Co, 1904)

Budapest és környéke természetrajzi, orvosi és közmivelődési leirása : Budapest főváros : a magyar orvosok és természetvizsgálók XX. nagy-gyülésére emlékül - Dulácska, Géza, (Nyomatott a Magyar Királyi Egyetemi Könyvnyomdában, 1879)

Bulletin - Société des amis des sciences naturelles de Rouen. (1896)

Bulletin - New York State Museum. (University of the State of New York, State Education Dept, 1996)

Bulletin - New York State Museum. (University of the State of New York, State Education Dept, 2003)

Bulletin - United States National Museum (G.P.O, 1947)

Bulletin - United States National Museum (G.P.O, 1969)

Bulletin - National Museum of Canada. (National Museum of Canada, 1960)

Bulletin de la Société d'histoire naturelle de Colmar - Société d'histoire naturelle de Colmar. (Société d'histoire naturelle de Colmar, 1883)

Bulletin de la Société portugaise des sciences naturelles - Sociedade Portuguesa de Ciências Naturais. (Société portugaise des sciences naturelles, 1911)

Bulletin de la Société belge de géologie, de paléontologie et d'hydrologie - Société belge de géologie de paléontologie et d'hydrologie. (The society, 1887)

Bulletin de la Société belge de géologie, de paléontologie et d'hydrologie - Société belge de géologie de paléontologie et d'hydrologie. (The society, 1896)

Bulletin du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Imprimerie nationale, 1957)

Bulletin du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Imprimerie nationale, 1967)

Bulletin du Muséum national d'histoire naturelle Section A Zoologie, biologie et écologie animales - Muséum national d'histoire naturelle (France) (Muséum national d'histoire naturelle, 1979)

Bulletin du Muséum national d'histoire naturelle Section C Sciences de la terre, paléontologie, géologie, minéralogie - Muséum national d'histoire naturelle (France) (Muséum national d'histoire naturelle, 1980)

Bulletin du Muséum national d'histoire naturelle Section A Zoologie, biologie et écologie animales - Muséum national d'histoire naturelle (France) (Muséum national d'histoire naturelle, 1986)

Bulletin du Muséum national d'histoire naturelle Série 3 Zoologie - Muséum national d'histoire naturelle (France) (1975)

Bulletin du Muséum national d'histoire naturelle Série 3 Zoologie - Muséum national d'histoire naturelle (France) (1977)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1930)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1932)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1947)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1961)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1965)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1969)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1973)

Bulletin - Illinois. Natural History Survey Division (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1983)

Bulletin / New York State Museum - New York State Museum. (New York State Education Dept, 1903)

Bulletin of Carnegie Museum of Natural History - Carnegie Museum of Natural History (Carnegie Museum of Natural History, 1978)

Bulletin of the Biological Society of Washington - Biological Society of Washington (The Society, 2004)

Bulletin of the British Museum (Natural History) Geology - British Museum (Natural History) (BM(NH), 1968)

Bulletin of the British Museum (Natural History) Historical Series - British Museum (Natural History) (BM(NH), 1953)

Bulletin of the British Museum (Natural History) Historical Series - British Museum (Natural History) (BM(NH), 1976)

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1985)

Bulletin of the British Museum (Natural History) Zoology - British Museum (Natural History) (BM(NH), 1989)

Bulletin of the Buffalo Society of Natural Sciences - Buffalo Society of Natural Sciences. (Buffalo Society of Natural Sciences, 1875)

Bulletin of the Bureau of Fisheries - United States. Bureau of Fisheries. (Govt. Print. Off, 1914)

Bulletin of the Bureau of Fisheries - United States. Bureau of Fisheries. (Govt. Print. Off, 1928)

Bulletin of the Bureau of Fisheries - United States. Bureau of Fisheries. (Govt. Print. Off, 1935)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1895)

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