Biology of the seas of the U.S.S.R - Zenkevich, L. A. (Lev Aleksandrovich), 1889 -1970 (Interscience Publishers, 1963)

Birds and nature (A.W. Mumford, Publisher, 1903)

Blätter für Aquarien- und Terrarien-Kunde (1906)

Boletim biológico - Costa, Cleide (MZ/USP, 1939)

Boletin de la Sociedad de Biología de Concepción - Sociedad de Biología de Concepción. ([Universidad de Concepción], 1984)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1903)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1905)

Bollettino dei musei di zoologia ed anatomia comparata della R. Università di Torino - Università di Torino. Musei di zoologia ed anatomia comparata. (Accame, 1898)

Bollettino della Società adriatica di scienze naturali in Trieste - Società adriatica di scienze naturali in Trieste. (La Editoriale Libraria, 1885)

Bollettino della Società dei naturalisti in Napoli - Società dei naturalisti in Napoli. (Giannini [etc.], 1933)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1871)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1872)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1874)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1877)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1878)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1882)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1883)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1885)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1888)

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

Bollettino scientifico - Università di Pavia. (Bizzoni, 1881)

The book of nature study - Farmer, J. B. (John Bretland), 1865 -1944 (Caxton publishing company, 1908)

Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebr. Borntraeger, 1882)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1892)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1895)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1878)

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, 1893)

Brehms Tierleben. Allgemeine kunde des Tierreichs - Werner, Franz, 1867 -1939 (Bibliographisches Institut, 1918)

Breviora - Harvard University. Museum of Comparative Zoology. (Museum of Comparative Zoology, Harvard University, 1952)

British plant-galls; a classified text book of cecidology - Swanton, Ernest W. (Methuen & co. ltd, 1912)

British zoophytes : an introduction to the hydroida, actinozoa, and polyzoa found in Great Britain, Ireland, and the Channel Islands - Pennington, Arthur S. (Arthur Stuart) (L. Reeve, 1885)

Dr. H.G. Bronn's Klassen und Ordnungen der Weichthiere (Malacozoa) : wissenschaftlich dargestellt in Wort und Bild ; Kopftragende Weichthiere (Malacozoa cephalophora) - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C.F. Winter, 1862)

Bulletin - Colorado Agricultural Experiment Station (Colorado State University Experiment Station, 1907)

Bulletin - United States National Museum (G.P.O, 1928)

Bulletin - United States National Museum (G.P.O, 1958)

Bulletin - United States National Museum (G.P.O, 1968)

Bulletin - National Museum of Canada. (National Museum of Canada, 1953)

Bulletin - National Museum of Canada. (National Museum of Canada, 1963)

Bulletin - University of Arizona. Agricultural Experiment Station. (Agricultural Experiment Station, University of Arizona, 1890)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1896)

Bulletin de la Société philomathique de Paris - Société Philomathique de Paris. (Société philomathique de Paris, 1912)

Bulletin de la Société entomologique de France - Société entomologique de France. (La Société, 1901)

Bulletin de la Société entomologique de France - Société entomologique de France. (La Société, 1905)

Bulletin de la Société entomologique de France - Société entomologique de France. (La Société, 1920)

Bulletin des séances et bulletin bibliographique de la Société entomologique de France - Société entomologique de France. (Société entomologique de France, 1885)

Bulletin des séances et bulletin bibliographique de la Société entomologique de France - Société entomologique de France. (Société entomologique de France, 1892)

Bulletin du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Imprimerie nationale, 1968)

Bulletin du Musée océanographique de Monaco - Musée océanographique de Monaco. (Le Musée, 1906)

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, 1995)

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, 1980)

Bulletin from the laboratories of natural history of the State University of Iowa - University of Iowa. (The University, 1895)

Bulletin from the laboratories of natural history of the State University of Iowa - University of Iowa. (The University, 1918)

Bulletin, Gulf Biologic Station - Gulf Biologic Station (La.) (Louisiana State Board of Agriculture and Immigration, 1904)

Bulletin, Gulf Biologic Station - Gulf Biologic Station (La.) (Louisiana State Board of Agriculture and Immigration, 1906)

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, 1930)

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

Bulletin / Maine Agricultural Experiment Station - Maine Agricultural Experiment Station. (Maine Agricultural Experiment Station, 1907)

Bulletin / Maine Agricultural Experiment Station - Maine Agricultural Experiment Station. (Maine Agricultural Experiment Station, 1918)

Bulletin / Maine Agricultural Experiment Station - Maine Agricultural Experiment Station. (Maine Agricultural Experiment Station, 1919)

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, 1902)

Bulletin of entomological research - Commonwealth Institute of Entomology. (Commonwealth Agricultural Bureaux, 1914)