Minutes - Conchological Club of Southern California. (The Club, 1941)

Minutes - Conchological Club of Southern California. (The Club, 1948)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1959)

Mitteilungen der Geographischen Gesellschaft und des Naturhistorischen Museums in Lübeck - Geographische Gesellschaft in Lübeck (Lübcke & Nöhring, 1890)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1890)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1891)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1895)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1900)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1910)

Mollusca für 1901-1904 : geographische Verbreitung, Systematik und Biologie - Kobelt, Wilhelm, 1840 -1916 (Nicolai?, 1905)

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

The Mollusca of the Chicago area, by Frank Collins Baker ... - Baker, Frank Collins, 1867 -1942 (1898)

The Mollusca of the Chicago area, by Frank Collins Baker - Baker, Frank Collins, 1867 -1942 (1902)

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, 1994)

Molluscan Research - Malacological Society of Australia (Malacological Society of Australia, 2003)

Molluschi terrestri e d'acqua dolce viventi nel territorio di Esino - Pini, Napoleone. (Presso l'autore, 1876)

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

Die Mollusken-Fauna Mitteleuropa's - Clessin, Stephan, 1833 -1911 (Bauer & Raspe, 1884)

Die Mollusken-Fauna von Budapest : mit besonderer Rücksichtnahme auf die embryonalen und biologischen Verhältnisse ihrer Vorkommnisse - Hazay, Julius. (Verlag von Theodor Fischer, 1881)

Die Molluskenfauna des Schweizerischen Nationalparks - Bütikofer, Ernst, 1885 -1960 (1920)

Molluskenfauna von Schlesien - Merkel, Eduard (J.U. Kern's Verlag, 1894)

Mollusques - Pelseneer, Paul, 1863 -1945 (Rueff, 1897)

Mollusques terrestres et fluviatiles de la Côte-d'Or - Drouët, Henri, 1829 -1900 (J.B. Baillière et fils; F. Savy, 1867)

Mollusques terrestres vivants du Piémont - Stabile, Giuseppe, 1826 -1869 (Impr. Bernardoni, 1864)

Moluscos terrestres, fluviais e das águas salobras : 2. fasc - Nobre, Augusto, 1865 -1946 (Livraria Ferin, Baptista, Torres, 1913)

Monitore zoologico italiano - Unione zoologica italiana. (Instituto anatomico della R. Università di Siena, 1917)

Monitore zoologico italiano - Unione zoologica italiana. (Instituto anatomico della R. Università di Siena, 1920)

Monografia dei limacidi italiani - Lessona, Mario, 1855 -1911 (Ermanno Loescher, 1882)

Monograph of the land & freshwater Mollusca of the British Isles - Roebuck, William Denison, 1851 -1919 (Taylor Brothers, 1894)

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, 1900)

Monograph of the land & freshwater Mollusca of the British isles - Roebuck, William Denison, 1851 -1919 (Taylor brothers, 1907)

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, 1852)

A monograph of the terrestrial Mollusca inhabiting the United States : with illustrations of all species - Tryon, George W., (George Washington), 1838 -1888 (The Author, 1866)

A monograph of the terrestrial Mollusca inhabiting the United States. With illustrations of all the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the author, 1866)

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, 1869)

Morphogenetische Studien : als Betrag zur Methodologie zoologischer Forschung - Garbowski, Tadeusz, 1869 -1940 (G. Fischer, 1903)

Morphologische und physiologische Analyse der Zelle der Pflanzen und Tiere : Grundzüge unseres Wissens über den Bau der Zelle und über dessen Beziehung zur Leistung der Zelle - Meyer, Arthur, 1850 -1922 (G. Fischer, 1920)

Morphologisches Jahrbuch (Wilhelm Engelmann, 1876)

Morphology of invertebrate types - Petrunkevitch, Alexander, 1875 -1964 (MacMillan, 1916)

Morphology of invertebrate types - Petrunkevitch, Alexander, 1875 -1964 (Macmillan Company, 1916)

The Museum (W.F. Webb, 1897)

Museum bulletin - New York State Museum. (University of the State of New York, 1908)

Museum bulletin - New York State Museum. (University of the State of New York, 1907)

Museum bulletin - New York State Museum. (University of the State of New York, 1909)

Museum bulletin - New York State Museum. (University of the State of New York, 1910)