North American starfishes / by Alexander Agassiz - Agassiz, Alexander, 1835 -1910 (Welch, Bigelow, and Company, University Press, 1877)

The North Queensland Naturalist : the journal and magazine of the North Queensland Naturalist Club - North Queensland Naturalists' Club. (The Club, 1933)

North Queensland Naturalists Club - North Queensland Naturalists' Club. (North Queensland Naturalists Club, 1995)

Northern Territory Naturalist - Northern Territory Field Naturalists' Club (, Northern Territory Field Naturalists' Club, 2016)

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 by a naturalist on the "Challenger", being an account of various observations made during the voyage of H.M.S. "Challenger" around the world, in the years 1872-1876, under the commands of Capt. Sir G. S. Nares and Capt. F. T. Thomson - Moseley, H. N. (Henry Nottidge), 1844 -1891 (Macmillan and co, 1879)

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, 1937)

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

Notes on the coral reefs of the island of Itaparica, Bahia, and of Parahyba do Norte - Rathbun, Richard, 1852 -1918 (s.n, 1878)

Notes on the pearl and chank fisheries and marine fauna of the Gulf of Manaar - Thurston, Edgar, 1855 -1935 (Printed by the Supt., Govt. Press, 1890)

Notes sur l'île de la Réunion (Bourbon) - Maillard, L. (Louis) (Dentu, 1862)

Notizen aus dem Gebiete der Natur- und Heilkunde (Druck und Verlag des Landes-Industrie-Comptoirs, 1847)

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

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

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, 1906)

Nouvelles archives du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Masson et Cie, 1908)

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

Novapex : trimestriel de la Société belge de malacologie - Société belge de malacologie. (La Société, 2013)

Numerical list of dried specimens of plants in the Museum of the Honl. East India Company - Wallich, N. (Nathaniel),‏ 1786 -1854 ([s.n.], 1828)

Observationes zoologicas de zoophytis coralliis, speciatim de genere Fungia : et descriptionem nonnullarum hujus generis specierum novarum vel nondum accuratius cognitarum / edidit Frid. Sigism. Leuckart ; cum tabulis IV aere incisis - Leuckart, F. S. (Friedrich Sigismund), 1794 -1843 (1841)

Observations of a naturalist in the Pacific between 1896 and 1899 - Guppy, H. B. (Henry Brougham), 1854 -1926 (1903-06, 1903)

Observations of a naturalist in the Pacific between 1896 and 1899 - Guppy, H. B. (Henry Brougham), 1854 -1926 (1903-06, 1906)

Observations of a naturalist in the Pacific between 1896 and 1899 - Guppy, H. B. (Henry Brougham), 1854 -1926 (Macmillan and Co, 1903)

Observations of a naturalist in the Pacific between 1896 and 1899 - Guppy, H. B. (Henry Brougham), 1854 -1926 (Macmillan and co., limited, 1903)

Occasional papers of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1967)

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

The ocean - Gosse, Philip Henry, 1810 -1888 (Parry & McMillan, 1856)

The ocean - Gosse, Philip Henry, 1810 -1888 (Society for Promoting Christian Knowledge, 1849)

The ocean - Gosse, Philip Henry, 1810 -1888 (Society for Promoting Christian Knowledge, 1880)

The ocean - Gosse, Philip Henry, 1810 -1888 (Society for Promoting Christian Knowledge, 1846)

The ocean - Gosse, Philip Henry, 1810 -1888 (Society for Promoting Christian Knowledge, 1860)

L'océan : ses lois et ses problèmes - Thoulet, J. (Julien), 1843 -1936 (Librairie Hachette & co, 1904)

The ocean - Gosse, Philip Henry, 1810 -1888 (Society for promoting Christian knowledge, 1845)

The ocean world: being a description of the sea and its living inhabitants - Figuier, Louis, 1819 -1894 (Cassell, Petter and Galpin, 1869)

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 and Co, 1872)

The ocean world : being a descriptive history of the sea and its living inhabitants - Figuier, Louis, 1819 -1894 (Chapman and Hall, 1868)

The ocean world: being a descriptive history of the sea and its living inhabitants - Figuier, Louis, 1819 -1894 (Chapman & Hall, 1868)

The ocean world: being a descriptive history of the sea and its living inhabitants - Figuier, Louis, 1819 -1894 (D. Appleton & co, 1868)

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

Oceanology : biology of the ocean. Volume 2, Biological productivity of the ocean - United States. National Oceanic; Atmospheric Administration. (National Oceanic and Atmospheric Administration, National Marine Fisheries Service, Northeast Fisheries Center, 1985)

Oceanus - Woods Hole Oceanographic Institution. (Woods Hole Oceanographic Institution, 1986)

Oceanus - Woods Hole Oceanographic Institution. (Woods Hole Oceanographic Institution, 1987)

Official livestock brand book for the Province of Alberta - Alberta. Brand Office. (Livestock Identification Services, 1970)

Oil spill sensitivity of the western Indian Ocean islands: coastal data from the Comoros Islands, Madagascar, Mauritius, Reunion and the Seychelles - Green, Edmund P. (Edmund Peter) 1965 - (WCMC, 1998)

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 molecular and microscopic science - Somerville, Mary Fairfax, 1780 -1872 (J. Murray, 1869)

On molecular and microscopic science - Somerville, Mary, 1780 -1872 (J. Murray, 1869)

On the anatomy of vertebrates - Owen, Richard, 1804 -1892 (Longmans, Green, 1866)

On the anatomy of vertebrates ... - Owen, Richard, 1804 -1892 (Longmans, Green and Co, 1866)

On the classification and geographical distribution of Crustacea - Dana, James Dwight, 1813 -1895 (C. Sherman, 1853)

On the classification and geographical distribution of crustacea; from the report on crustacea of the United States exploring expedition, under Captain Charles Wilkes, U.S.N., during the years 1838-1842 - Dana, James Dwight, 1813 -1895 (Sherman, 1853)

On the geology and natural history of the upper Missouri :Being the substance of a report made to Lieut. G.K. Warren, T.E. U.S.A - Hayden, F. V. (Ferdinand Vandeveer), 1829 -1887 (Printed by C. Sherman & son, 1862)

On the structure and affinities of the "tabulate corals" of the Palaeozoic period. With critical descriptions of illustrative species, by H. Alleyne Nicholson - Nicholson, Henry Alleyne, 1844 -1899 (William Blackwood and Sons, 1879)

On the structure and distribution of coral reefs - Darwin, Charles, 1809 -1882 (W. Scott, 1900)