Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1909)

Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1897)

Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1910)

Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1913)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1879)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1866)

Memorie sulla storia e notomia degli animali senza vertebre del regno di Napoli / di Stefano delle Chiaje Vol. 1-4 - Delle Chiaie, S. (Stefano), 1794 -1860 (1829)

Microscopic objects figured and described - Martin, John H. (J.Van Voorst, 1870)

Minutes - Conchological Club of Southern California. (The Club, 1955)

Minutes - Conchological Club of Southern California. (The Club, 1959)

The Mitigation Symposium : a National Workshop on Mitigating Losses of Fish and Wildlife Habitats, July 16-20, 1979, Colorado State University, Fort Collins, Colorado - Swanson, Gustav Adolph, 1910 - (Rocky Mountain Forest and Range Experiment Station, Forest Service, 1979)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1902)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (1884)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1885)

Mittheilungen über St. Vaast-la-Hougue und seine Meeres-, besonders seine Annelidenfauna - Grube, Adolph Eduard, 1812 -1880 ([publisher not identified], 1868)

Mittheilungen über die Meeresfauna von St. Vasst-la-Hougue, St. Malo und Roscoff - Grube, Adolph Eduard, 1812 -1880 (Druck von Grass, Barth & comp. (W. Friedrich), 1872)

Mollusca - Fleming, John, 1785 -1857 ([Adam and Charles Black], 1830)

Mollusca - Dunker, Wilhelm, 1809 -1885 (s.n, 1875)

The mollusca of Somerset; land, freshwater, estuarine and marine - Swanton, Ernest W. (Somersetshire Archaeological and Natural History Society, 1912)

The Mollusca of the Firth of Clyde, being a catalogue of recent marine species found in that estuary - Brown, Alfred (Hugh Hopkins, 1878)

Mollusca testacea marium britannicorum : a history of the British marine testaceous Mollusca distributed in their natural order, on the basis of the organization of the animals : with references and notes on every British species - Clark, William, of Bath. (J. Van Voorst, 1855)

Mollusca: The Southern Synthesis [Fauna of Australia. Vol. 5] - Australian Biological Resources Study (CSIRO Publishing, 1998)

Molluscan Research - Malacological Society of Australia (Malacological Society of Australia, 1996)

Molluscan Research - Malacological Society of Australia (Malacological Society of Australia, 1997)

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

Molluscous animals, including shell fish : containing an exposition of their structure, systematical arrangement, physical distribution, and dietetical uses, with a reference to the extinct races - Fleming, John, 1785 -1857 (Black, 1837)

Molluscous animals, including shellfish ... Forming the article 'Mollusca' in the 7th ed. of the Encyclopædia britannica - Fleming, John, 1785 -1857 (A. and C. Black, 1837)

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)

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

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 : 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, 1872)

Monograph of the land & freshwater Mollusca of the British isles - Roebuck, William Denison, 1851 -1919 (Taylor brothers, 1899)

Monograph of the land & freshwater Mollusca of the British isles - Roebuck, William Denison, 1851 -1919 (Taylor brothers, 1914)

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, 1872)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1873)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1896)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1877)

Morphologische studien über die gestaltungs-gesetze der naturkörper überhaupt und der organischen insbesondere ... - Bronn, H. G. (Heinrich Georg), 1800 -1862 (C.F. Winter'sche Verlagshandlung, 1858)

Morphologisches Jahrbuch (Wilhelm Engelmann, 1876)

Mrs. Loudon's Entertaining naturalist, being popular descriptors, tales, and anecdotes of more than five hundred animals - Dallas, W. S. (William Sweetland), 1824 -1890 (Bell & Daldy, 1867)

The museum of natural history; being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (J. S. Virtue, 1877)

The museum of natural history, with introductory essay on the natural history of the primeval world : being a popular account of the structure, habits, and classification of the various departments of the animal kingdom, quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - White, Adam, 1817 -1879 (William MacKenzie, 1869)

Mussel watch worldwide literature survey - 1991 - National Status; Trends Program (U.S.) (U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service, 1991)

My schools and schoolmasters; or, The story of my education - Miller, Hugh, 1802 -1856 (T. Constable, 1858)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1872)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1881)

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

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1887)

Natur Cymru : a review of wildlife in Wales - Natur Cymru, (Natur Cymru, 2012)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1909)

Natural history - Bernard, Henry Meyners, 1853 -1909 (D. Appleton and company, 1897)

Natural history, mollusca - Society for Promoting Christian Knowledge (Great Britain) (Printed for the Society for Promoting Christian Knowledge, 1854)

The natural history of animals: the animal life of the world in its various aspects and relations - Ainsworth-Davis, J. R. (James Richard), 1861 -1934 (The Gresham Publishing Company, 1903)

The natural history of British shells : including figures and descriptions of all the species hitherto discovered in Great Britain, systematically arranged in the Linnean manner, with scientific and general observations on each - Donovan, E. (Edward), 1768 -1837 (Printed for the Author, and for F. and C. Rivington, 1799)

The natural history of British shells : including figures and descriptions of all the species hitherto discovered in Great Britain, systematically arranged in the Linnean manner, with scientific and general observations on each ; in five volumes - Donovan, E. (Edward), 1768 -1837 (Printed for the Author, and for F.C. and J. Rivington, by Bye and Law, 1804)

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 South Devon : five maps, eighty engravings, and nine lithographs - Simpkin, Marshall; Co., (Printed and published by Jenkin Thomas, 1839)

Natural history of the district ..., together with a geological account of the rock strata, and the fossils contained in them, Part II [in The Teignmouth, Dawlish, and Torquay Guide.,,, by N. T. Carrington] - Turton, William, 1762 -1835 (E. Croydon, 1830)

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

Natural History Reports / British Antarctic ("Terra Nova") Expedition, 1910-13 Zoology - British Museum (Natural History) (BM(NH), 1923)

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

Natural history review

The natural history review - Belfast Natural History; Philosophical Society. (Hodges & Smith, 1863)

Natural science : a monthly review of scientific progress (Macmillan and Company [etc.], 1897)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1875)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1878)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1881)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1882)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1884)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1886)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1888)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1889)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1895)