Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1895)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1901)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1907)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1913)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1920)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1865)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1866)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1870)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1874)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1876)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1880)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1881)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1882)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1885)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1886)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1887)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1888)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1894)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1895)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1896)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1897)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1899)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1900)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1904)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1906)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1910)

Procès-verbaux - Société Linnéenne de Bordeaux. (1895)

Procès-verbaux - Société Linnéenne de Bordeaux. (1905)

Procès-verbaux - Société Linnéenne de Bordeaux. (1923)

Procès-verbaux - Société Linnéenne de Bordeaux. (1925)

Procès-verbaux - Société Linnéenne de Bordeaux. (1929)

Procès-verbaux - Société Linnéenne de Bordeaux. (1933)

Procès-verbaux - Société Linnéenne de Bordeaux. (1947)

Procès-verbaux - Société Linnéenne de Bordeaux. (1960)

Procès-verbaux - Société Linnéenne de Bordeaux. (1962)

Procès-verbaux - Société Linnéenne de Bordeaux. (1961)

Prodrome d'histoire naturelle du département du Var. 1ère ptie (Imprimerie de P. Garcin, 1853)

Prodromus systematis Lepidopterorum : versuch einer systematischen Anordnung der Schmetterlinge - Heinrich-Schäffer. (Zoologisch-Mineralogischer Verein, 1864, 1864)

Prose halieutics, or, Ancient and modern fish tattle - Badham, David, 1806 -1857 (John W. Parker, 1854)

Prose halieutics; or, Ancient and modern fish tattle - Badham, David, 1806 -1857 (J.W. Parker, 1854)

The protection of hays, 1979-85 : citations from Agricola concerning diseases and other environmental consideration - National Agricultural Library (U.S.) (United States Dept. of Agriculture, National Agricultural Library, 1986)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1875)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1876)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1874)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1877)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1880)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1890)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1888)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1891)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1894)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1895)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1897)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1899)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1907)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1914)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1921)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1933)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1952)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1970)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1978)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1980)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1984)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1985)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2012)

De pyreneeënbloemen en hare bevruchting door insecten : eene bijdrage tot de bleomengeographie - MacLeod, Julius, 1857 -1919 (Doosselaere, 1891)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1975)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1976)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1980)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1987)

Quality control of mass-reared lepidoptera using the fall armyworm, Spodoptera frugiperda (J. E. Smith), as a model - Fisher, William Randolph, 1948 - (1983)

Quality iris from Fairy Gardens : last call 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairy Gardens, 1932)

Quarterly journal of the Folkestone Natural History Society - Folkestone Natural History Society. (1868)

Quarterly Magazine of the High Wycombe Natural History Society - High Wycombe Natural History Society. (1866)

Rambles of a naturalist round Folkestone : with occasional papers on the fauna and flora of the district, to which are added lists of plants, lepidoptera, birds, and land and freshwater shells - Ullyett, Henry. (J. English, 1880)