The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1902)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1908)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1919)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1918)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1921)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1923)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1922)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1928)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1942)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1943)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1944)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1947)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1949)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1954)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1956)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1962)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1974)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1987)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1989)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1993)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 2017)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1886)

Neue Denkschriften der Allg. Schweizerischen Gesellschaft für die Gesammten Naturwissenschaften = Nouveau mémoires de la Société helvétique des sciences naturelles - Allgemeine Schweizerische Gesellschaft für die Gesamten Naturwissenschaften. (Schweizerische Gesellschaft für die Gesammten Naturwissenschaften, 1837)

Neue Denkschriften der Allgemeinen Schweizerischen Gesellschaft für die Gesammten Naturwissenschaften - Allgemeine Schweizerische Gesellschaft für die Gesamten Naturwissenschaften. (1845)

Neue Notizen aus dem Gebiete der Natur- und Heilkunde - Froriep, Robert, 1804 -1861 (In Commission des Landes- Industrie- Comptoirs zu Weimar, 1837)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1833)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1838)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1846)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1855)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1899)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1850)

Neues systematisches Conchylien-Cabinet - Martini, Friedrich Heinrich Wilhelm, 1729 -1778 (Bey Gabriel Nikolaus Raspe, 1769)

Neues systematisches Conchylien-Cabinet - Chemnitz, Johann Hieronymus, 1730 -1800 (Bey Gabriel Nicholaus Raspe, 1769)

Neues systematisches Conchylien-Cabinet - Wagner, J. A. (Johann Andreas), ‏ 1797 -1861 (bey Gabriel Nicholaus Raspe, 1769)

New Haven Harbor ecological studies summary report, 1970-1977 - Bosworth, Weldon S. (Normandeau, 1979)

New York Shell Club notes - New York Shell Club. (The Club, 1960)

New York Shell Club notes - New York Shell Club. (The Club, 1964)

New York Shell Club notes - New York Shell Club. (The Club, 1969)

New York Shell Club notes - New York Shell Club. (The Club, 1993)

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

Newman's entomologist (Simpkin, Marshall & Co, 1871)

Nomenclator Zoologicus : eine etymologische Erklärung der vorzüglichsten Gattungs- und Art-Namen, welche in der Naturgeschichte des Thierreichs vorkommen - Leunis, Johannes, 1802 -1873 (Hahn'sche Hofbuchhandlung, 1866)

Notes on American land shells, and other miscellaneous conchological contributions - Binney, W. G. (William Greene), 1833 -1909 (Printed for the author, 1874)

Notes on docks and dock construction - Colson, Charles, 1839 -1915 (Longmans, Green, 1910)

Notes on the utilization of forests, being a course of lectures delivered at the Imperial Forest School, Dehra Dun, India - Fernandez, E. E. (Printed at the Thomason Civil Engineering College Press, 1891)

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

Notizen aus dem Gebiete der Natur- und Heilkunde (G.H.S. pr. Landes-Industrie-Comptoir, 1827)

Notizen aus dem Gebiete der Natur- und Heilkunde (G.H.S. pr. Landes-Industrie-Comptoir, 1828)

Notizen aus dem Gebiete der Natur- und Heilkunde (G.H.S. pr. Landes-Industrie-Comptoir, 1831)

Notizen aus dem Gebiete der Natur- und Heilkunde (G.H.S. pr. Landes-Industrie-Comptoir, 1833)

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

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

Nouvelles annales du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (Roret, 1833)

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

Novapex : trimestriel de la Société belge de malacologie - Société belge de malacologie. (La Société, 2015)

Nye Samling af det Kongelige Danske Videnskabers Selskabs Skrifter - Kongelige Danske videnskabernes selskab. (1781)

Nye Samling af det Kongelige Danske Videnskabers Selskabs Skrifter - Kongelige Danske videnskabernes selskab. (1783)

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

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1870)

Nyt magazin for naturvidenskaberne - Physiographiske forening i Christiania. (Johan Dahl, 1873)

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Observations on certain parts of the animal oeconomy : inclusive of several papers from the Philosophical transactions, etc. ; Treatise on the natural history and diseases of the human teeth : explaining their structure, use, formation, growth, and diseases : in two parts - Hunter, John, 1728 -1793 (Haswell, Barrington, and Haswell, 1839)

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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)

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Om de senglaciale og postglaciale nivåforandringer i Kristianiafeltet (Molluskfaunan) - Brøgger, Waldemar Christopher, 1851 -1940 (I kommission hos H. Aschehoug & co, 1900)

Om de skalbærende molluskers : udbredningsforhold i de danske have indenfor Skagen - Petersen, C. G. Joh. (Carl Georg Johannes), 1860 -1928 (Høst, 1888)

Om Limfjordens tidligere og nuværende marine fauna, med særligt hensyn til bløddyraunaen - Denmark. Ministeriet for kirke- og undervisningsvæsenet. (Gyldendal, 1884)

On a new genus of the Crustacea, and the species on which it is established. Read July 8, 1817 - Say, Thomas, 1787 -1834 (Academy of Natural Sciences of Philadelphia, 1817)

On the habits and instincts of animals - Swainson, William, 1789 -1855 (Printed for Longman, Orme, Brown, Green, & Longmans, 1840)

On the power, wisdom, and goodness of God : as manifested in the creation of animals, and in their history, habits, and instincts - Jones, Thomas Rymer, 1810 -1880 (H.G. Bohn, 1853)

On the power, wisdom and goodness of God, as manifested in the creation of animals, and in their history, habits and instincts - Kirby, William, 1759 -1850 (Carey, Lea & Blanchard, 1836)

On the power, wisdom and goodness of God as manifested in the creation of animals and in their history, habits and instincts - Kirby, William, 1759 -1850 (W. Pickering, 1835)

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, 1958)

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)

Organic remains of a former world : an examination of the mineralized remains of the vegetables and animals of the Antediluvian world; generally termed extraneous fossils - Parkinson, James, 1755 -1824 (M.A. Nattali, 1833)

Organic remains of a former world. An examination of the mineralized remains of the vegetables and animals of the antediluvian world; generally termed extraneous fossils - Parkinson, James, 1755 -1824 (Sherwood, Neely and Jones, etc, 1811)

Ornithologische Monatsschrift - Deutscher Verein zum Schutze der Vogelwelt. (Kommissions-Verlag der Creutschen Verlagsbuchhandlung, 1898)

Osservazioni di Saverio Macrì intorno alla storia naturale di tre nuove specie di Tetidi del mar Tirreno - Macri, Saverio. (1816)

Our country's shells and how to know them : a guide to the British mollusca - Gordon, W. J. (Simpkin, Marshall, Hamilton, Kent & Co, 1901)

Outlines of economic zoölogy - Reese, A. M. (Albert Moore), 1872 -1965 (P. Blakiston's Son & Co, 1919)

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

Outlines of oryctology. An introduction to the study of fossil organic remains; especially those found in the British strata: intended to aid the student in his inquiries respecting the nature of fossils, and their connection with the formation of the earth ... - Parkinson, James, 1755 -1824 (M.A. Nattali; [etc., etc, 1831)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1864)