Molluscorum Britanniæ synopsis : A synopsis of the Mollusca of Great Britain - Gray, John Edward 1800 -1875 (J. van Voorst, 1852)

Molluscos fosseis. Gasteropodes dos depositos terciarios de Portugal - Pereira da Costa, Francisco Antonio, 1809 -1889 (Typographia da Academia real das sciences, 1867)

Die Mollusken von Süd-Georgien : nach der Ausbeute der Deutschen Station 1882-83 - Martens, Eduard von, 1831 -1904 (s.n, 1886)

The mollusks of western North America - Carpenter, Philip P. (Philip Pearsall), 1819 -1877 (Smithsonian Institution, 1872)

The mollusks of western North America embracing the second report made to the British Association on this subject, with other papers, reprinted by permission, with a general index - British Association for the Advancement of Science. (Smithsonian Institution, 1872)

Les mollusques de la province de Québec première partie, les céphalopodes, ptéropodes et gastropodes - Provancher, L. (Léon), 1820 -1892 (s.n.], 1891)

Les mollusques marins du Roussillon - Dautzenberg, Ph. (Philippe), 1849 -1935 (J.-B. Baillière, 1882)

Les mollusques marins du Roussillon - Dautzenberg, Ph. (Philippe), 1849 -1935 (J.-B. Baillière, 1887)

Moluscos marinos de España, Portugal y las Baleares - Hidalgo, J. G, (Joaquín González) (Impr. de M. Ginesta, 1870)

Monografia delle Pleurotome fossili del Piemonte - Accademia delle scienze di Torino (Stamperia Reale, 1847)

A monograph of the Crag mollusca; or, Descriptions of shells from the middle and upper Tertiaries of the east of England - Wood, Searles V. (Searles Valentine), 1798 -1880 (Palaeontographical Society, 1848)

A monograph of the Crag mollusca; or, Descriptions of shells from the middle and upper Tertiaries of the east of England - Wood, Searles V. (Searles Valentine), 1798 -1880 (Palaeontographical Society, 1850)

A monograph of the Crag Mollusca : with descriptions of shells from the upper Tertiaries of the British Isles - Wood, Searles V. (Searles Valentine), 1798 -1880 (Printed for the Palæontographical society, 1848)

A monograph of the Crag Mollusca; with descriptions of shells from the upper Tertiaries of the British Isles - Wood, Searles V. (Searles Valentine), 1798 -1880 (Printed for the Palaeontographical Society, 1848)

A monograph of the Crag Mollusca; with descriptions of shells from the upper Tertiaries of the British Isles - Wood, Searles V. (Searles Valentine), 1798 -1880 (Printed for the Palaeontographical Society, 1851)

A monograph of the Crag Mollusca; with descriptions of shells from the upper Tertiaries of the British Isles - Wood, Searles V. (Searles Valentine), 1798 -1880 (Printed for the Palaeontographical Society, 1872)

A monograph of the Eocene Mollusca : descriptions of shells from the older Tertiaries of England - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1849)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1848)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1857)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1856)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1872)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1913)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1915)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1918)

Museum Normanianum, or A catalogue of the invertebrata of Europe, and the Arctic and North Atlantic oceans, which are contained in the collection of the Rev. Canon A. M. Norman, ... . I.-XII. Printed for private distribution - Norman, Alfred Merle 1831 -1918 (Morton, printer, 1886)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1876)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1877)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1878)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1879)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1882)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1885)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1904)

Narrative of the circumnavigation of the globe by the Austrian frigate Novara, (Commodore B. von Wullerstorf-Urbair,) : undertaken by order of the imperial government, in the years l857,1858, & 1859, under the immediate auspices of His I. and R. Highness the Archduke Ferdinand Maximilian, Commander-in-Chief of the Austrian Navy - Humboldt, Alexander von, 1769 -1859 (Saunders, Otley, 1861)

The natural history of Ireland - Thompson, William, 1823 -1903 (Reeve, Benham and Reeve, 1849)

The natural history of Ireland - Thompson, William, 1823 -1903 (Reeve, Benham and Reeve, 1856)

The natural history of Ireland - Thompson, William, 1823 -1903 (Reeve, Benham and Reeve, 1851)

The natural history of Ireland - Thompson, William, 1823 -1903 (Reeve, Benham and Reeve, 1850)

The natural history of the European seas. By the late Prof. Edw. Forbes... - Forbes, Edward 1815 -1854 (J. Van Voorst, 1859)

The Natural History of the Scarborough district - Rimington, F. C. (Scarborough Field Naturalists' Society, 1956)

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The natural history review - Belfast Natural History; Philosophical Society. (Hodges & Smith, 1855)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1882)

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Naturhistorisk tidsskrift - Schiødte, J. C. (Jørgen Matthias Christian), 1815 -1884 (C.A. Reitzel, 1842)

Naturhistoriske bidrag til en beskrivelse af Grønland - Reinhardt, J. (Johannes), 1816 -1882 (L. Kleins bogtrykkeri, 1857)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1899)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1900)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1901)

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

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1903)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1932)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1946)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1970)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1979)

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

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1995)

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Nemouria; occasional papers of the Delaware Museum of Natural History - Delaware Museum of Natural History. (Delaware Museum of Natural History, 1991)

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)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1848)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1860)

Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde - Bronn, H. G. (Heinrich Georg), 1800 -1862 (E. Schweizerbart's Verlagshandlung, 1830)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1869)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1884)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1885)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1830)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1893)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1894)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1897)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1898)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1900)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1907)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1880)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1890)

Neues Jahrbuch für Mineralogie, Geologie und Paläontologie (E. Schweizerbart, 1895)

New names introduced by H. A. Pilsbry in the Mollusca and Crustacea - Turner, Ruth Dixon (Academy of Natural Sciences of Philadelphia, 1962)

New North American fleas - Traub, Robert, 1916 -1996 (1944)

New York Shell Club notes - New York Shell Club. (The Club, 1963)

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

The New Zealand recent and fossil Mollusca of the family Turridae, with general notes on Turrid nomenclature and systematics - Powell, A. W. B. (Arthur William Baden) 1901 -1987 (Unity Press Ltd, 1942)

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)

Nomenclator zoologicus continens nomina systematica generum animalium tam viventium quam fossilium, secundum ordinem alphabeticum disposita, sub auspiciis et sumptibus C. R. Societatis zoologico-botanicae conscriptus a comite Augusto de Marschall - Marschall, August Friedrich, 1804 -1887 (typis C. Ueberreuter (M. Salzer), 1873)