A new British flora; British wild flowers in their natural haunts - Horwood, A. R. (Arthur Reginald), 1879 -1937 (Gresham Pub. Co, 1919)

New Miocene Coleoptera from Florissant - Wickham, H. F. (Henry Frederick), 1866 -1933 (The Museum, 1914)

The new natural history - Lydekker, Richard, 1849 -1915 (Merrill, 1901)

... New species of North American Coleoptera - LeConte, John L. (John Lawrence), 1825 -1883 (Smithsonian institution, 1863)

Newman's entomologist (Simpkin, Marshall & Co, 1870)

Newman's entomologist (Simpkin, Marshall & Co, 1874)

Niederländisches Archiv für Zoologie (A.C. Kruseman; Leiden : E.J. Brill; Leipzig : C.F. Winter, 1876)

Nihon konchugaku - Matsumura, Shōnen 1872 -1960 (Shokabo, 1900)

Nihon senchu zukai - Matsumura, Shōnen 1872 -1960 ([Keiseisha?], 1904)

Ninth annual report of the United States Geological and Geographical Survey of the Territories : embracing Colorado and parts of adjacent territories; being a report of progress of the exploration for the year 1875 - Geological; Geographical Survey of the Territories (U.S.) (Govt. Print. Off, 1877)

Nomenclator zoologicus. An alphabetical list of all generic names that have been employed by naturalists for recent and fossil animals from the earliest times to the close of the year 1879 ... - Scudder, Samuel Hubbard, 1837 -1911 (Govt. Print. Off, 1882)

Nomenclator zoologicus : continens nomina systematica generum animalium tam viventium quam fossilium, secundum ordinem alphabeticum disposita, adjectis auctoribus, libris, in quibus reperiuntur, anno editionis, etymologia et familiis, ad quas pertinent, in singulis classibus - Agassiz, Louis, 1807 -1873 (Jent et Gassmann, 1842)

Nomenclatoris zoologici index universalis : continens nomina systematica classium, ordinum, familiarum et generum animalium omnium ... homonymiis plantarum - Agassiz, Louis, 1807 -1873 (Sumptibus Jent et Gassman, 1848)

A nomenclature of British entomology, ... - Samouelle, George. (1819)

The nomenclature of British insects : being a compendious list of such species as are contained in the systematic catalogue of British insects, and forming a guide to their classification / by James Francis Stephens - Stephens, James Francis, 1792 -1853 (Baldwin and Cradock, 1829)

Nomina conservanda - Gesellschaft Naturforschender Freunde zu Berlin. (Gesellschaft naturforschender Freunde zu Berlin, 1915)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1882)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1883)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1890)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1897)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1896)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1879)

Notice sur Jean Nicolas Barthélemi Gustave Levrat - Mulsant, Martial Étienne, 1797 -1880 (Imp. F. Dumoulin, 1859)

Notices of new or little known genera and species of coleoptera - Pascoe, Francis Polkinghorne, 1813 -1893 (s.n, 1870)

Nouveau dictionnaire d'histoire naturelle appliquée aux arts : principalement à l'agriculture et à l'économie rurale et domestique - Imprimerie de Crapelet (Paris, France) (Chez Deterville, 1804)

Nouveau dictionnaire d'histoire naturelle, appliquée aux arts, à l'agriculture, à l'économie rurale et domestique, à la médecine, etc (Chez Deterville, 1819)

Nouvelle flore usuelle et médicale, ou, Histoire et description de tous les végétaux utiles, tant indigènes qu'exotiques, avec leur application à la médecine et à l'horticulture - Dupuis, Aristide, 1823 -1883 (Firmin Didot frères, 1853)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1890)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1887)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1903)

Nova acta physico-medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (1831)

Nova acta physico-medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (1832)

Objects for the microscope : being a popular description of the most instructive and beautiful subjects for exhibition - Clarke, Louisa Lane (Groombridge, 1863)

Objects for the microscope, being a popular description of the most instructive and beautiful subjects for exhibition - Clarke, Louisa Lane (Groombridge and sons, 1871)

Objects for the microscope; a popular description of the most instructive and beautiful subjects for exhibition or examination - Clarke, Louisa Lane (Groombridge, 1889)

Occasional papers of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1869)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1901)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 2010)

Oeuvres entomologiques de Eschscholtz. Tome 1, Entomographien - Eschscholtz, Johann Friedrich, 1793 -1831 (Lequien Fils, 1835)

Öfversigt af Finska vetenskaps-societetens förhandlingar - Suomen Tiedeseura (s.n.], 1880)

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The Ohio naturalist - Ohio Academy of Science. (Biological Club of the Ohio State University, 1900)

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On the Coleoptera known to occur in Indiana - Blatchley, W. S. (Willis Stanley), 1859 -1940 (W.B. Burford, contractor for state printing, 1910)

On the compound vision and the morphology of the eye in insects - Lowne, B. T. (Benjamin Thompson), 1839 -1925 (Printed for the Linnean Society by Taylor and Francis, 1884)

On the history and natural arrangement of insects - Shuckard, William Edward, 1802 -1868 (Printed for Longman, Brown, Green & Longman's Paternoster Row, 1840)

On the history and natural arrangement of insects - Shuckard, William Edward, 1802 -1868 (Printed for Longman, Orme, Brown, Green, & Longmans [etc.], 1840)

On the senses, instincts, and intelligence of animals, with special reference to insects - Lubbock, John, Sir, 1834 -1913 (K. Paul, Trench, 1889)

On the senses, instincts, and intelligence of animals : with special reference to insects - Lubbock, John, Sir, 1834 -1913 (Kegan Paul, Trench & Co, 1889)

On the senses, instincts, and intelligence of animals, with special reference to insects - Lubbock, John, Sir, 1834 -1913 (D. Appleton and Company, 1888)

On the senses, instincts, and intelligence of animals : with special reference to insects - Lubbock, John, Sir, 1834 -1913 (Kegan Paul, Trench, 1888)

On the systematic value of rhynchophorous Coleoptera - LeConte, John L. (John Lawrence), 1825 -1883 (s.n, 1867)

Opuscules entomologiques - Mulsant, Martial Étienne, 1797 -1880 (L. Maison)

Opuscules entomologiques - Mulsant, Martial Étienne, 1797 -1880 (L. Maison, 1859)

Opuscules entomologiques - Mulsant, Martial Étienne, 1797 -1880 (L. Maison, 1861)

Opuscules entomologiques - Mulsant, Martial Étienne, 1797 -1880 (L. Maison, 1870)

Order Coleoptera - Smith, John Bernhard, 1858 -1912 (New Jersey State Museum, 1909)

The orders, sub-orders and genera of insects - Couper, William, 1886 (s.n, 1864)

Ornithologie Nordost-Afrika's : der Nilquellen- und Küsten Gebiete des Rothen Meeres und des nördlichen Somal-Landes - Heuglin, Theodor von, 1824 -1876 (T. Fischer, 1871)

Ornithologische Monatsschrift - Deutscher Verein zum Schutze der Vogelwelt. (Kommissions-Verlag der Creutschen Verlagsbuchhandlung, 1909)

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Ornitologia della Papuasia e delle Molucche - Salvadori, Tommaso, 1835 -1923 (G.B. Paravia, 1880)

Ornitologia della Papuasia e delle Molucche : parte prima-[terza] - Salvadori, Tommaso, 1835 -1923 (Stamperia reale G.B. Paravia e co. di I. Vigliardi, 1880)

O.S.U. naturalist - Ohio State University. Biological Club. (Biological Club of Ohio State University, 1902)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1909)

The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1911)

The out-door world, or, Young collector's handbook - Furneaux, William S. (Longmans, Green, 1893)

Outlines of entomology, published in connection with the author's annual reports upon injurious insects. Part first. Including the order of coleoptera - LeBaron, William. (State Journal Steam Print, 1874)

Outlines of general zoology - Baird, Spencer Fullerton, 1823 -1887 (Rudolph Garrigue, 1851)

P.A. Latreille scientiarum et artium instituti Gallici ... Genera crustaceorum et insectorum : secundum ordinem naturalem in familias disposita, iconibus exemplisque plurimis explicata - Latreille, P. A. (Pierre André), 1762 -1833 (Apud Amand Knig, Bibliopolam, 1806)

P.A. Latreille scientiarum et artium instituti Gallici ... Genera crustaceorum et insectorum : secundum ordinem naturalem in familias disposita, iconibus exemplisque plurimis explicata - Latreille, P. A. (Pierre André), 1762 -1833 (Apud Amand Knig, Bibliopolam, 1809)

Palaeontographica (Theodor Fischer, 1866)

Palaeontographica (Theodor Fischer, 1865)

Palaeontographica (Theodor Fischer, 1867)

Palaeontologie. Beiträge insekten-fauna der vorwelt - Assmann, August. (1870)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1892)

Pamphlets on forest protection (1900)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1936)

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Petite faune analytique des coléoptères : français les plus communs - Houlbert, C. (Constant), 1857 -1947 (P. Dupont, 1892)

Petites nouvelles entomologiques (E. Deyrolle, 1869)

Die Pflanzenwelt Deutschlands; Lehrbuch der Formations- biologie. Eine Darstellung der Lebensgeschichte der wildwachsenden Pflanzenvereine und der Kulturflächen - Graebner, Paul, 1871 -1933 (Quelle & Meyer, 1909)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1859)