Biologisches Zentralblatt (G. Thieme, 1918)

The biologist's handbook of pronunciations - Jaeger, Edmund C. (Edmund Carroll) 1887 -1983 (Thomas, 1960)

Biology of deserts : the proceedings of a symposium on the biology of hot and cold deserts organized by the Institute of Biology - Cloudsley-Thompson, J. L. (Institute of Biology, 1954)

The biology of endemic psammophytes, Eureka Valley, California, and its relation to off-road vehicle impact - United States. Bureau of Land Management. (Riverside, Calif, 1979)

The biology of flowering plants - Skene, Macgregor. (The Macmillan Company, 1924)

Biology of the bee Canephorula apiformis and its cleptoparasite, Melectoides bellus : nesting habits, floral preferences, and mature larvae (Hymenoptera, Apidae) - Camargo, João Maria Franco de. (American Museum of Natural History, 2000)

Biology of the Heteromyidae - Genoways, Hugh H. (American Society of Mammalogists, 1993)

Biophysical overview, significant, sensitive and disturbance features of the Eagle Butte sensitive area - Geowest Environmental Consultants Ltd. (GEOWEST Environmental Consultants Ltd, 1996)

BioRisk : biodiversity & ecosystem risk assessment (Pensoft, 2022)

BIOS (1913)

Biosphere Reserves, Compilation 4, October 1986: programme on man and the biosphere (MAB) (1986)

The bird life of Texas - Fuertes, Louis Agassiz, 1874 -1927 (University of Texas Press, 1974)

Birds in Wales - Welsh Ornithological Society. (Welsh Ornithological Society, 2011)

The Birds of Australia - Grönvold, Henrik, 1858 -1940 (Witherby & Co, 1910)

The birds of California : a complete, scientific and popular account of the 580 species and subspecies of birds found in the state - Finley, William L. (William Lovell), 1876 -1953 (South Moulton Company, 1923)

The birds of California : a complete, scientific and popular account of the 580 species and subspecies of birds found in the state - Brooks, Allan 1869 -1946 (South Moulton, 1923)

The birds of El Paso County, Colorado - Aiken, Charles Edward Howard, 1850 -1936 (Published by the authority of the Board of Trustees of Colorado College, 1914)

The birds of Maine; with key to and description of the various species known to occur or to have occured in the state, an account of their distribution and migration, showing their relative abundance in the various counties of the state as well as other regions, and contributions to their life histories - Knight, Ora Willis, 1874 -1913 ([printed by C. H. Glass & co.], 1908)

Birds of Oregon - Gabrielson, Ira Noel, 1889 -1977 (Pub. by Oregon State College through the O.S.C. Cooperative Association, 1940)

The birds of the British Isles and their eggs. First series, Comprising families Corvidae to Sulidae - Coward, T. A. (Thomas Alfred), 1867 -1933 (F. Warne, 1919)

Birds of the Harold Hall Australian Expeditions, 1962-1970 : a report on the collections made for the British Museum (Natural History) - Hall, B. P. (Beryl Patricia) (Trustees of the British Museum, 1974)

Die bisher bekannten Pflanzen Galiziens und der Bukowina - Knapp, Josef Armin, 1843 -1899 (W. Braumüller, 1872)

Biskop Gunnerus' virksomhed formemmelig som botaniker, tilligemed en oversigt over botanikens tilstand i Danmark og Norge indtil hans død - Dahl, Ove, 1862 - (Interessentskabstrykkeriet, 1892)

Blakeney Point, Norfolk : topography and vegetation - Oliver, Francis Wall, 1864 - (F.T. Smith, 1913)

Blüthendiagramme - Eichler, August Wilhelm, 1839 -1887 (W. Engelmann, 1878)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1964)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1960)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1986)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1973)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1987)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1965)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1978)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1980)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2012)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1963)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2008)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 2001)

Blue jay - Saskatchewan Natural History Society. (Saskatchewan Natural History Society, 1952)

Blumen-Zeitung - Hässler, Friedrich. (G. F. Grossmann [etc.], 1828)

Blütenbiologische Floristik des mittleren und nördlichen Europa sowie Grönlands. Systematische Zusammenstellung des in den letzten zehn Jahren veröffentlichten Beobachtungsmaterials - Loew, Ernst, 1843 -1908 (Enke, 1894)

Blüthen-Kalender der deutschen und schweizer Flora. Für Mediciner, Pharmaceuten und Freunde der Botanik - Winckler, Emil (H. Hotop, 1848)

The bobwhite and other quails of the United States in their economic relations - Judd, Sylvester D., 1871 -1905 (U.S. Dept. of Agriculture, 1905)

Boletín de la Sociedad Geográfica de Lima - Sociedad Geográfica de Lima. (Sociedad Geográfica de Lima, 1907)

Boletim da Sociedade Broteriana - Sociedade Broteriana. (Instituto Botânico da Universidade de Coimbra, 1882)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1881)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1886)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1896)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1894)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1899)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1911)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1916)

Boletin de la Academia Nacional de Ciencias en Córdoba, República Argentina - Academia Nacional de Ciencias (Córdoba, Argentina) (Academia Nacional de Ciencias, 1921)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1903)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1909)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1911)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1916)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1907)

Boletin de la Sociedad de Biología de Concepción - Sociedad de Biología de Concepción. ([Universidad de Concepción], 1957)

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, 1912)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1913)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1914)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1919)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1920)

Boletín de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (Estab. tip. de Fortenet, 1921)

Boletin del Comite Regional del Estado de Durango [Alianza Cientifica Universal] (1909)

Boletín del Museo Nacional de Chile - Museo Nacional de Chile. (Museo Nacional de Chile, 1917)

Bollettino del Laboratorio di zoologia generale e agraria della R. Scuola superiore d'agricoltura in Portici - R. Scuola superiore d'agricoltura in Portici. Laboratorio di zoologia generale e agraria. (E. Della Torre, 1908)

Bollettino del Laboratorio di zoologia generale e agraria della R. Scuola superiore d'agricoltura in Portici - R. Scuola superiore d'agricoltura in Portici. Laboratorio di zoologia generale e agraria. (E. Della Torre, 1922)

Bollettino del naturalista : collettore, allevatore, coltivatore, acclimatatore - Brogi, Sigismondo, 1851? -1899 (Ufficio, 1901)

Bollettino del R. Orto botanico di Palermo. Nuova serie - R. Orto botanico di Palermo. (Stab. tip. Emanuele Priulla, 1914)

Bollettino del R. Orto Botanico di Palermo - Orto botanico di Palermo (Libreria internazionale, Alberto Reber, 1910)

Bollettino del R. Orto Botanico di Palermo - Orto botanico di Palermo (Libreria internazionale, Alberto Reber, 1911)

Bollettino del R. Orto Botanico di Palermo - Orto botanico di Palermo (Libreria internazionale, Alberto Reber, 1912)

Bollettino della Società dei naturalisti in Napoli - Società dei naturalisti in Napoli. (Giannini [etc.], 1897)

Bollettino della Società dei naturalisti in Napoli - Società dei naturalisti in Napoli. (Giannini [etc.], 1907)

Bollettino della Società dei naturalisti in Napoli - Società dei naturalisti in Napoli. (Giannini [etc.], 1924)

Bollettino della Società dei naturalisti in Napoli - Società dei naturalisti in Napoli. (Giannini [etc.], 1986)

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, 1873)

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, 1879)

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, 1884)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1886)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1887)

Bollettino della Società entomologica italiana - Società entomologica italiana. (Fratelli Pagano - Tipografi Editori, 1891)