Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1910)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1911)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1912)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1914)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1916)

Bibliographia zoologica - Concilium Bibliographicum. (Wilhelm Engelmann, 1921)

Bibliography of the more important contributions to American economic entomology - United States. Bureau of Entomology. (Govt. print. off, 1889)

Bibliography of the more important contributions to American economic entomology - United States. Bureau of Entomology. (Govt. print. off, 1890)

Bibliography of the more important contributions to American economic entomology - United States. Bureau of Entomology. (Govt. print. off, 1895)

Bibliography of the more important contributions to American economic entomology - United States. Bureau of Entomology. (Govt. print. off, 1896)

Biblioteca Italiana (1840)

Bibliotheca entomologica, die Litteratur über das ganze Gebiet der Entomologie, bis zum Jahre 1862 - Hagen, Hermann August, 1817 -1893 (W. Engelmann, 1862)

Bibliotheca entomologica. Die Litteratur über das ganze Gebiet der Entomologie, bis zum Jahre 1862 - Hagen, Hermann August, 1817 -1893 (W. Engelmann, 1862)

Bibliotheca entomologica. Die Litteratur über das ganze Gebiet der Entomologie, bis zum Jahre 1862 - Hagen, Hermann August, 1817 -1893 (W. Engelmann, 1863)

Bibliotheca zoologica [I] Verzeichniss der schriften ©ơber zoologie, welche in den periodischen werken enthalten und vom jahre 1846-1860 selbst©Þndig erschienen sind. Mit einschluss der allgemein-naturgeschichtlichen, periodischen und paleontologischen schriften - Carus, Julius Victor, 1823 -1903 (W. Engelmann, 1861)

Bibliotheca zoologica [I] Verzeichniss der Schriften über zoologie, welche in den Periodischen werken enthalten und vom Jahre 1846-1860 selbständig erschienen Sind - Carus, Julius Victor, 1823 -1903 (W. Engelmann, 1861)

Bibliotheca zoologica II. verzeichness der schriften über zoologie welche in den periodischen werken enthalten und vom jahre 1861-1880 selbständig erschienen sind, mit einschluss der allgemein-naturgeschichtlichen, periodischen und paleontologischen schriften - Carus, Julius Victor, 1823 -1903 (Wilhelm Engelmann, 1887)

Bibliotheca zoologica II. verzeichness der schriften über zoologie welche in den periodischen werken enthalten und vom jahre 1861-1880 selbständig erschienen sind, mit einschluss der allgemein-naturgeschichtlichen, periodischen und paleontologischen schriften - Carus, Julius Victor, 1823 -1903 (Wilhelm Engelmann, 1889)

Bilder-Atlas zum Conversations-Lexicon. Ikonographische Encyklopädie der Wissenschaften und Künste - Heck, J. G. (Johann Georg), 1857 (F.A. Brockhaus, 1849)

The Biological bulletin - Marine Biological Laboratory (Woods Hole, Mass.) (Marine Biological Laboratory, 1903)

Biological survey of the Mount Desert Region - Blake, Charles Henry, 1901 -1981 (The Wistar Institute of Anatomy and Biology, 1927)

Biological survey of the Mount Desert Region - Blake, Charles Henry, 1901 -1981 (The Wistar Institute of Anatomy and Biology, 1938)

Biological survey of the Mount Desert Region - Blake, Charles Henry, 1901 -1981 (The Wistar Institute of Anatomy and Biology, 1946)

Biologisches Centralblatt - Rosenthal, I. (Isidor), 1836 -1915 (Verlag von Georg Thieme, 1901)

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

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1910)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1914)

Boletín de la Sociedad Aragonesa de Ciencias Naturales - Sociedad Aragonesa de Ciencias Naturales. (Librería Editorial de Cecilio Gasca, 1915)

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, 1917)

Boletín de la Sociedad entomológica de España - Sociedad Entomológica de España. (Libreria editorial de C. Gasca, 1921)

Boletín de la Sociedad entomológica de España - Sociedad Entomológica de España. (Libreria editorial de C. Gasca, 1922)

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

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, 1909)

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

Bonplandia. Zeitschrift für die gesammte Botanik - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (C. Rmpler, 1862)

Boston journal of natural history - Boston Society of Natural History. Museum. (Boston Society of Natural History, 1859)

Botanisk tidsskrift - Dansk botanisk forening. (G.E.C. Gads Forlag, 1867)

Brehms thierleben, allgemeine kunde des thierreichs - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliographischen instituts, 1877)

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)

British bee journal & bee-keepers adviser (1899)

British bee journal & bee-keepers adviser (1900)

British beetles: an introduction to the study of our indigenous Coleoptera - Rye, E. C. (Edward Caldwell), 1832 -1885 (L. Reeve & Co, 1890)

British beetles: an introduction to the study of our indigenous Coleoptera - Rye, E. C. (Edward Caldwell), 1832 -1885 (L. Reeve & Co, 1866)

The British cyclopaedia of natural history; combining a scientific classification of animals, plants, and minerals, with a popular view of their habits, economy, and structure. By authors eminent in their particular department - Partington, Charles Frederick, 1857? (Orr & Smith, 1835)

The British cyclopædia of natural history: combining a scientific classification of animals, plants, and minerals ... - Partington, Charles Frederick, 1857? (Orr & Smith, 1835)

British entomology : being illustrations and descriptions of the genera of insects found in Great Britain and Ireland: containing coloured figures from nature of the most rare and beautiful species, and in many instances of the plants upon which they are found - Curtis, John, 1791 -1862 (Printed for the author, 1823)

British entomology : being illustrations and descriptions of the genera of insects found in Great Britain and Ireland: containing coloured figures from nature of the most rare and beautiful species, and in many instances of the plants upon which they are found - Curtis, John, 1791 -1862 (Printed for the author, 1829)

British entomology : being illustrations and descriptions of the genera of insects found in Great Britain and Ireland : containing coloured figures from nature of the most rare and beautiful species, and in many instances of the plants upon which they are found - Curtis, John, 1791 -1862 (Printed for the author, 1823)

British insects : a familiar description of the form, structure, habits, and transformations of insects - Staveley, E. F. (Eliza Fanny), 1831 -1903 (L. Reeve, 1871)

Brockhaus' Konversations-Lexikon (F.A. Brockhaus, 1894)

Brotéria. Série zoológica - Collégio de S. Fiel. (Collegio de S. Fiel, 1908)

Brotéria. Série zoológica - Collégio de S. Fiel. (Collegio de S. Fiel, 1909)

Buletinul Societății de Șciințe din Bucureșci, România = Bulletin de la Société des sciences de Bucarest, Roumanie - Societatea de Științe din București. (Societatea, 1892)

Buletinul Societatii Române de Stiinte = Bulletin de la Société roumaine des sciences - Societatea Româna de Stiinte. (Societatea, 1911)

Bulletin - New York State Museum. (University of the State of New York, State Education Dept, 1986)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1888)

Bulletin - Biological Survey - United States. Bureau of Biological Survey. (Govt. print. off, 1889)

Bulletin d'insectologie agricole : journal mensuel de la Société centrale d'apiculture & d'insectologie - Société centrale d'apiculture et d'insectologie (France) (Au secrétariat de la société, 1883)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1846)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1851)

Bulletin de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Société impériale des naturalistes de Moscou, 1863)

Bulletin de la Société botanique de France - Centre national de la recherche scientifique (France) (La Société, 1885)

Bulletin de la Société d'histoire naturelle de Metz - Société d'histoire naturelle de Metz. ([s.n.], 1884)

Bulletin de la Société d'histoire naturelle de Metz - Société d'histoire naturelle de Metz. ([s.n.], 1887)

Bulletin de la Société entomologique de France - Société entomologique de France. (La Société, 1915)

Bulletin de la Société linnéenne de Bordeaux - Société Linnéenne de Bordeaux. (La Société, 1989)

Bulletin des sciences - Société Philomathique de Paris. (Fuchs, 1791)

Bulletin des sciences - Société Philomathique de Paris. (Fuchs, 1799)

Bulletin des séances et bulletin bibliographique de la Société entomologique de France - Société entomologique de France. (Société entomologique de France, 1889)

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, 1989)

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

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, 1904)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1932)

Bulletin of the Brooklyn Entomological Society - Brooklyn Entomological Society (The Society, 1940)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1875)

Bulletin of the Essex Institute - Essex Institute. (Essex Institute, 1877)