Nomenclator entomologicus : Verzeichniss der europäischen Insecten, zur Erleichterung des Tauschverkehrs mit Preisen versehen - Herrich-Schäffer, G. A. W. (Gottlieb August Wilhelm), 1799 -1874 (Friedrich Pustet, 1835)

Nomenclator entomologicus : Verzeichniss der europäischen Insecten : zur Erleichterung des Tauschverkehrs mit Preisen versehen - Herrich-Schäffer, G. A. W. (Gottlieb August Wilhelm), 1799 -1874 (Friedrich Pustet, 1835)

Nomenclature of birds - Gray, George Robert, 1808 -1872 (1851)

A nomenclature of colors for naturalists : and compendium of useful knowledge for ornithologists - Ridgway, Robert, 1850 -1929 (Little, Brown and Company, 1886)

A nomenclature of colors for naturalists : and compendium of useful knowledge for ornithologists - Ridgway, Robert, 1850 -1929 (Little, Brown, and Company, 1886)

Nomenclature of North American birds chiefly contained in the United States National Museum - Ridgway, Robert, 1850 -1929 (Govt. Print. Off, 1881)

North American Cerambycid larvæ : a classification and the biology of North American Cerambycid larvæ - Canada. Department of Agriculture. (Published by direction of the ... Minister of Agriculture, 1923)

North American cerambycid larvae : a classification and the biology of North American cerambycid larvae - Craighead, Frank C. (Frank Cooper), 1890 -1982 (Dept. of Agriculuture, 1923)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1891)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1895)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1897)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1914)

North American fauna - U.S. Fish; Wildlife Service (Fish and Wildlife Service; for sale by the Supt. of Docs., U. S. Govt. Print. Off, 1931)

North American oölogy - Brewer, T. M. (Thomas Mayo), 1814 -1880 (Smithsonian institution, 1857)

Nos Oiseaux de mer, de rivi et de marais La Sauvagine en France Chasse, description et histoire naturelle de toutes les esps visitant nos contr - Ternier, Louis. (Maison Didot)

Notebooks of William Brewster - Brewster, William, 1851 -1919 (1883)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1880)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1881)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1884)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1886)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1895)

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, 1914)

Notes on some figures of Japanese fish : taken from recent specimens by the artists of the U. S. Japan expedition - Brevoort, James Carson, 1818 -1887 (s.n, 1856)

Notes on some Hawaiian plectognath fishes, including a key to the species - Clark, Eugenie, 1922 -2015 (American Museum of Natural History, 1949)

Notes on sport and ornithology - Rudolf, Crown Prince of Austria, 1858 -1889 (Gurney and Jackson, 1889)

Notes on the birds of Herefordshire - Bull, Henry Graves, 1818 -1885 (port, 1888)

Notes on the birds of Hull, Massachusetts ... - Maynard, C. J. (Charles Johnson), 1845 -1929 (1896)

Notes sur les mollusques terrestres de la Vallée du Fleuve Bleu - Heude, Pierre Marie, 1836 -1902 (Impr. de la Mission catholique, 1882)

Notiser ur Sällskapets pro Fauna et Flora Fennica förhandlingar - Societas pro Fauna et Flora Fennica (Sällskapet pro Fauna et Flora Fennica, 1848)

Notulae systematicae - Lecomte, Henri, 1856 -1934 (J. Dumoulin, 1909)

Nouveau cours élémentaire de géologie : ouvrage accompagné de planches. Tome premier [-deuxième] - Huot, Jean Jacques Nicolas, 1790 -1845 (1837)

Nouveaux mémoires de l'Académie royale des sciences et belles-lettres de Bruxelles - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1827)

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

Nouvelle méthode de classer les Hyménoptères et les Diptères : avec figures. Tome 1, Hyménoptères - Jurine, Louis, 1751 -1819 (Chez J.J. Paschoud, 1807)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1880)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1891)

Nouvelles suites à Buffon (Roret, 1854)

Nouvelles suites à Buffon (Roret, 1847)

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

Nova acta physico-medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (1823)

Nova acta physico-medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (1842)

Nova acta physico-medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (1841)

Nova acta Regiae Societatis Scientiarum Upsaliensis - Kungl. Vetenskaps-societeten i Uppsala. (Almqvist & Wiksells, 1850)

Nova acta Regiae Societatis Scientiarum Upsaliensis - Kungl. Vetenskaps-societeten i Uppsala. (Almqvist & Wiksells, 1855)

Nova Guinea : résultats de l'expédition scientifique néerlandaise à la Nouvelle-Guinée ... - Beaufort, L. F. de (Lieven Ferdinand), 1879 -1968 (E.J. Brill, 1914)

Nunquam otiosus : zoologische Mittheilungen / von Dr. L. W. Schaufuss - Schaufuss, L. W. (Ludwig Wilhelm), 1833 -1890 (Gesellschaft für Botanik und Zoologie zu Dresden, 1879)

Nunquam otiosus : zoologische Mittheilungen / von Dr. L. W. Schaufuss - Schaufuss, L. W. (Ludwig Wilhelm), 1833 -1890 (Gesellschaft für Botanik und Zoologie zu Dresden, 1870)

Nuovi annali delle scienze naturali (1842)

Nuovi annali delle scienze naturali (1846)

Nuovi annali delle scienze naturali (1847)

Nuovi annali delle scienze naturali (1848)

Nuovi annali delle scienze naturali (1851)

Nuovi annali delle scienze naturali (1852)

Obras completas y correspondencia científica - Ameghino, Florentino, 1853 -1911 (Taller de Impresiones Oficiales, 1916)

Observationes Zoologicae : quibus novae complures, aliaeque animalium species describuntur et illustrantur - Hermann, Johannis. (Amandum Koenig, 1804)

Observations and experiments on the life history of the salamander, Desmognathus fuscus fuscus (Rafinesque) - Evans, Gertrude (The American Museum of Natural History, 1932)

Observations sur les hyménoptères d'Europe de la famille des fouisseurs - Vanderlinden, Pierre Léonard, 1797 -1831 (M. Hayez, 1829)

Observationum botanicarum fasciculus primus - Hedwig, Romanus Adolph, 1772 -1806 (In Bibliopolio Schaeferiano, 1802)

Observationum botanicarum fasciculus primus - Hedwig, Romanus Adolph, 1772 -1806 (Schaeferiano, 1802)

Occasional papers of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1921)

Occasional papers of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1904)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1973)

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

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 2012)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 2013)

Oceanic ichthyology : a treatise on the deep-sea and pelagic fishes of the world, based chiefly upon the collections made by the steamers "Blake," "Albatross," and "Fishhawk" in the northwestern Atlantic, with an atlas containing 417 figures / by George Brown Goode and Tarleton H. Bean. Pub. in connection with the National Museum and the Smithsonian institution - Smithsonian Institution (Printed for the Museum, 1896)

Oeuvres de Vicq-d'Azyr - Moreau de la Sarthe, J. L. (Jacques Louis), 1771 -1826 (L. Duprat-Duverger, de l'Impr. de Baudouin, 1805)

Oeuvres de Vicq-d'Azyr, recueillies et publiées avec des notes et un discours sur sa vie et ses ouvrages - Royal College of Physicians of Edinburgh. (chez L. Duprat-Duverger, 1805)

Öfversigt af Finska vetenskaps-societetens förhandlingar - Suomen Tiedeseura (s.n.], 1879)

Öfversigt af Finska vetenskaps-societetens förhandlingar - Suomen Tiedeseura (s.n.], 1883)

Öfversigt af Finska vetenskaps-societetens förhandlingar - Suomen Tiedeseura (s.n.], 1900)

Öfversigt af Finska vetenskaps-societetens förhandlingar - Suomen Tiedeseura (s.n.], 1902)

Öfversigt af Finska vetenskaps-societetens förhandlingar - Suomen Tiedeseura (s.n.], 1903)

Öfversigt af Finska vetenskaps-societetens förhandlingar - Suomen Tiedeseura (s.n.], 1904)