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

I molluschi terrestri e fluviatili - Jan, G. (Giorgio), 1791 -1866 (Stamperia Carmignani, 1832)

Molluscorum systema et catalogus. System und aufzählung sämmtlicher conchylien der sammlung vonFr. Paetel. Zur belebung des interesses für malakozoologie nach dessen manuscript hrsg. von dr. L. W. Schaufuss - Schaufuss, L. W. (Ludwig Wilhelm), 1833 -1890 (O. Weiske, 1869)

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

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

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

Mollusques de la France et des régions voisines - Vayssière, A. (Albert Jean Baptiste Marie), 1854 -1942 (O. Doin et fils, 1913)

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

Mollusques éocéniques de la Loire-inférieure - Cossmann, M. (Maurice), 1850 -1924 (Pequignot, 1895)

Mollusques nouveaux, litigieux, ou peu connus - Bourguignat, J. R. (Jules René), 1829 -1892 (Chez F. Savy, 1860)

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)

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 genera and species of Pneumonopoma : a manuscript English translation by the author of his "Monographia Pneumonopomorum viventium, ...." - Gray, John Edward 1800 -1875 (1875)

[Monograph of the genera and species of Pneumonopoma : a manuscript English translation by the author of his "Monographia Pneumonopomorum viventium, ...." - Gray, John Edward 1800 -1875 (1858)

[Monograph of the genera and species of Pneumonopoma : a manuscript English translation by the author of his "Monographia Pneumonopomorum viventium, ...." - Gray, John Edward 1800 -1875 (1852)

[Monograph of the genera and species of Pneumonopoma : a manuscript English translation by the author of his "Monographia Pneumonopomorum viventium, ...." - Gray, John Edward 1800 -1875 (1865)

Monograph of the land & freshwater Mollusca of the British isles - Roebuck, William Denison, 1851 -1919 (Taylor brothers, 1900)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1877)

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, 1919)

Monographia auriculaceorum viventium. Sistens descriptiones systematicas et criticas omnium hujus familiae generum et specierum hodie cognitarum, nec non fossilium enumeratione - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (Sumptibus Theodore Fischer, 1856)

Monographia heliceorum viventium : sistens descriptiones systematicas et criticas omnium huius familiae generum et specierum hodie cognitarum - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (Brockhaus, 1877)

Monographia heliceorum viventium : sistens descriptiones systematicas et criticas omnium hujus familiae generum et specierum hodie cognitarum / auctore Ludovico Pfeiffer - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (1868)

Monographia heliceorum viventium : sistens descriptiones systematicas et criticas omnium hujus familiae generum et specierum hodie cognitarum / auctore Ludovico Pfeiffer - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (1877)

Monographia pneumonopomorum viventium .... Supplementum secundum - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (sumptibus T. Fischer, 1865)

Monographia pneumonopomorum viventium ... accedente fossilium enumeratione - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (sumptibus Theodori Fischer; [etc., etc.], 1852)

Monographia pneumonopomorum viventium .... Supplementum primum - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (T. Fischer, 1858)

Monographia pneumonopomorum viventium .... Supplementum tertium monographiae auriculaceorum, parte secunda auctum - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (sumptibus T. Fischer, 1876)

Monographie der gattung Pomatias Studer - Wagner, J. A. (Johann Andreas), ‏ 1797 -1861 (Carl Gerold's Sohn, 1897)

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)