North American index fossils, invertebrates - Grabau, Amadeus W. (Amadeus William), 1870 -1946 (A.G. Seiler, 1909)

North American Mesozoic and Cænozoic geology and palaeontology, or, An abridged history of our knowledge of the Triassic, Jurassic, Cretaceous and Tertiary formations of this continent - Miller, S. A. (Samuel Almond), 1836 -1897 (s.n.], 1881)

North American mesozoic and cænozoic geology and palæontology; or, An abridged history of our knowledge of the triassic, jurassic, cretaceous and tertiary formations of this continent - Miller, S. A. (Samuel Almond), 1836 -1897 (Printed by J. Barclay, 1881)

Note overo memorie del museo del conte Lodovico Moscardo : nobile veronese uno de padri nell'Accademia filarmonica, dal medesimo descritte in trè libri : nel primo si discorre delle cose antiche, che in dette museo si ritrouano : nel secondo delle pietre, minerali, e terre : nel terzo de corali, conchiglie, animali, frutti, & altre cose in quello contenute ... : con l'aggiunta in questa seconda impressione della seconda parte delle stesso autore, accresciuta di cose spettanti particolarmente all'antichità : con l'indice d'vna gran parte delle sue medaglie, & pitture, come anco delli ritratti de prencipi, & altri illustri huomini, così in arme, come in lettere - Moscardo, Lodovico. (Per Andrea Rossi, 1672)

Note, overo, Memorie del mvseo di Lodovico Moscardo ... - Moscardo, Lodovico. (Per Paolo Frambotto, 1656)

Notes and Queries : a Medium of Intercommunication for Literary Men, etc (1857)

Notes by a naturalist : an account of observations made during the voyage of H.M.S. "Challenger" round the world in the years 1872-1876 - Moseley, H. N. (Henry Nottidge), 1844 -1891 (Putnam, 1892)

Notes et mémoires - Haut Commissariat de la République française en Syrie et au Liban, Service des travaux publics, Section d'études géologiques - Haut-commissariat de la République française en Syrie et au Liban Section d'études géologiques (Revue de géographie physique et de géologie dynamique, 1933)

Notes et mémoires - Haut Commissariat de la République française en Syrie et au Liban, Service des travaux publics, Section d'études géologiques - Haut-commissariat de la République française en Syrie et au Liban Section d'études géologiques (Revue de géographie physique et de géologie dynamique, 1940)

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, 1893)

Notes from the Leyden Museum - Rijksmuseum van Natuurlijke Historie te Leiden. (E.J. Brill, 1901)

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

Notes of a military reconnoissance, from Fort Leavenworth, in Missouri, to San Diego, in California, including part of the Arkansas, Del Norte, and Gila rivers [House Report: Ex. doc. no.: 41] - Emory, William H. 1811 -1887 (Wendell and Van Benthuysen, 1848)

Notes on Radiata in the museum of Yale College - Verrill, A. E. (Addison Emery), 1839 -1926 (Tuttle, Morehouse & Taylor, 1871)

Notes on Triassic plants from New Mexico - United States National Museum (Government Printing Office, 1890)

Notizie della vita e delle opere di Pier'Antonio Micheli : botanico fiorentino - Targioni Tozzetti, Giovanni, 1712 -1783 (F. Le Monnier, 1858)

Notizie intorno alle conchiglie fossili di Monte Pellegrino e Ficarazzi - Di Monterosato, T. A. (Tommasso Allery) 1841 -1927 (Tip. M. Amenta, 1872)

Notizie intorno alle conchiglie mediterranee - Di Monterosato, T. A. (Tommasso Allery) 1841 -1927 (M. Amenta, 1872)

Nouveau bulletin des sciences - Société Philomathique de Paris. (Bernard, 1808)

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

Nouveau cours élémentaire de géologie : ouvrage accompagné de planches Tome premier [-deuxième] - Huot, Jean Jacques Nicolas, 1790 -1845 (1839)

Nouveau dictionnaire d'histoire naturelle, appliquée aux arts, à l'agriculture, à l'économie rurale et domestique, à la médecine, etc (Chez Deterville, 1816)

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

Nouveaux éléments d'histoire naturelle médicale : comprenant des notions générales sur la zoologie, la botanique et la minéralogie, l'histoire et les propriétés des animaux et des végétaux utiles ou nuisibles à l'homme, soit par eux-mêmes, soit par leurs produits - Royal College of Physicians of Edinburgh. (Bailliere, 1869)

Nouveaux éléments d'histoire naturelle médicale : comprenant des notions générales sur la zoologie, la botanique et la minéralogie, l'histoire et les propriétés des animaux et des végétaux utiles ou nuisibles à l'homme, soit par eux-mêmes, soit par l - Cauvet, D. (Désiré), 1827 -1890 (J.B. Baillière, 1869)

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. (1826)

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. (1842)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1868)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1881)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1914)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1898)

Nova acta Academiae Caesareae Leopoldino-Carolinae Germanicae Naturae Curiosorum - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmanni et Filii, 1919)

Nova acta physico-medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosum - Academia Caesarea Leopoldino-Carolina Naturae Curiosorum. (1761)

Nova plantarum, animalium et mineralium Mexicanorum historia - Colonna, Fabio, 1567 -1650 (Sumptibus Blasij Deuersini, & Zanobij Masotti bibliopolarum, typis Vitalis Mascardi, 1651)

Nova Stirpivm adversaria : perfacilis vestigatio, lvcvlentaquv accessio ad priscorum, praesertim Dioscoridis, & recentiorum, materiam medicam - L'Obel, Matthias de, 1538 -1616 (Apvd Christophorum Plantinum, architypographum Regium, 1576)

Novapex : trimestriel de la Société belge de malacologie - Société belge de malacologie. (La Société, 2003)

Novapex : trimestriel de la Société belge de malacologie - Société belge de malacologie. (La Société, 2004)

Novapex : trimestriel de la Société belge de malacologie - Société belge de malacologie. (La Société, 2005)

Novapex : trimestriel de la Société belge de malacologie - Société belge de malacologie. (La Société, 2006)

Novapex : trimestriel de la Société belge de malacologie - Société belge de malacologie. (La Société, 2007)

Novapex : trimestriel de la Société belge de malacologie - Société belge de malacologie. (La Société, 2008)

Novo catálogo das aves do brasil; 1ª Parte aves não Passeriformes e Passeriformes não Oscines, com exclusão da família Tyrannidae - Pinto, Oliverio Mario de Oliveira (Cnpq, 1978)

Novon a journal of botanical nomenclature from the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden, 2004)

Novon a journal of botanical nomenclature from the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden, 2010)

Novus orbis seu Descriptionis Indiae Occidentalis, libri XVIII - Laet, Joannes de, 1593 -1649 (Apud Elzevirios, 1633)

Nuevos elementos de historia natural : conteniendo la zoologia, la botanica, la mineralogia y la geologia ... - Rodrigo, José. (Imprenta de Verges, 1837)

Nuovi annali delle scienze naturali (1848)

Nye Samling af det Kongelige Danske Videnskabers Selskabs Skrifter - Kongelige Danske videnskabernes selskab. (1788)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1853)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1861)

Observations sur les plantes - Guettard, Jean Etienne, 1715 -1786 (Durand, 1747)

Occasional papers - San Diego Society of Natural History. (San Diego Society of Natural History, 1954)

Occasional papers - Texas Tech University. Museum, (The Museum, 2019)

Occasional Papers of the Bernice Pauahi Bishop Museum of Polynesian Ethnology and Natural History - Bernice Pauahi Bishop Museum. (Bishop Museum Press, 1898)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1928)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1968)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1970)

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

Occasional papers of the Museum of Natural History, the University of Kansas - University of Kansas. Museum of Natural History. (The University, 1972)

Occasional papers of the Museum of Natural History, the University of Kansas - University of Kansas. Museum of Natural History. (The University, 1973)

Occasional papers of the Museum of Natural History, the University of Kansas - University of Kansas. Museum of Natural History. (The University, 1984)

Occasional papers on mollusks - Harvard University. Museum of Comparative Zoology. Department of Mollusks. (Dept. of Mollusks, 1956)

Occasional papers on mollusks - Harvard University. Museum of Comparative Zoology. Department of Mollusks. (Dept. of Mollusks, 1964)

Occasional papers on mollusks - Harvard University. Museum of Comparative Zoology. Department of Mollusks. (Dept. of Mollusks, 1972)

Occasional papers on mollusks - Harvard University. Museum of Comparative Zoology. Department of Mollusks. (Dept. of Mollusks, 1971)

Occasional papers on mollusks - Harvard University. Museum of Comparative Zoology. Department of Mollusks. (Dept. of Mollusks, 1992)

The ocean world: being a description of the sea and some of its inhabitants - Figuier, Louis, 1819 -1894 (Cassell, 1872)

The ocean world : being a description of the sea and some of its inhabitants - Figuier, Louis, 1819 -1894 (D. Appleton, 1872)

Oekonomische pflanzenhistorie, nebst dem kern der landwirtschaft garten- und arzneykunst; mit einer vorrede P.F. Gmelin 12 theile (in 4 vol.) - Ehrhart, Balthasar. (1759)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1858)

Oesterreichische botanische Zeitschrift (A. Skofitz, 1891)

Of microscopes and the discoveries made thereby : illustrated with many copper-plates - Baker, Henry, 1698 -1774 (Printed for J. Dodsley, 1785)

Official lists and indexes of names and works in zoology - International Commission on Zoological Nomenclature (ICZN, 1987)

Official lists and indexes of names and works in zoology Supplement 1986-2000 - International Commission on Zoological Nomenclature (International Trust for Zoological Nomenclature, c/o Natural History Museum, 2001)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1846)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1884)

Okens Lehrbuch der Naturgeschichte - Oken, Lorenz, 1779 -1851 (Bei Carl Heinrich Reclam, 1815)

On coral reefs and islands - Dana, James Dwight, 1813 -1895 (G.P. Putnam & Co, 1853)

On some remarkable forms of animal life from the great deeps off the Norwegian coast... - Sars, G. O. (Georg Ossian), 1837 -1927 (Printed by Brøgger & Christie [etc.], 1872)

On the marine mollusca of Maderia : with descriptions of thirty-five new species and an index-list of all known sea-dweling species of that island - Watson, Robert Boog. 1823 -1910 (Linnean Society of London, 1897)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1888)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1889)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1890)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1895)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1897)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1898)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1899)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1900)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1904)

The Oölogist for the student of birds, their nests and eggs - Lattin, Frank H. (Frank H. Lattin, 1905)

Opinions and declarations rendered by the International Commission on Zoological Nomenclature - International Commission on Zoological Nomenclature (Printed by order of the International Trust for Zoological Nomenclature, 1954)

Opinions and declarations rendered by the International Commission on Zoological Nomenclature - International Commission on Zoological Nomenclature (Printed by order of the International Trust for Zoological Nomenclature, 1957)

Opuscula subseciva, observationes miscellaneas de animalculis et plantis quibusdam marinis, eorumque ovariis et seminibus continentia - Baster, Job, 1711 -1775 (apud J. Bosch, 1762)

Orang-outang, sive homo sylvestris: or, The anatomy of a pygmie compared with that of a monkey, an ape, and a man. To which is added, A philological essay concerning the pygmies, the cynocephali, the satyrs, and sphinges of the ancients. Wherein it will appear that they are all either apes or monkeys, and not men, as formerly pretended - Tyson, Edward, 1650 -1708 (Printed for T. Bennett and D. Brown, and are to be had of Mr. Hunt, 1699)

Orchidaceae: illustrations and studies of the family Orchidaceae - Ames, Oakes, 1874 -1950 (Houghton, Mifflin, 1922)