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)

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

Les mollusques : décrits et figurés d'après la classification - Cuvier, Georges, baron, 1769 -1832 (J. B. Baillière, 1868)

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

Les mollusques : introduction a l'étude de leur, organisation, développement, classification, affinités et principaux types - Coupin, Henri Eugène Victor, 1868 - (George Carré, 1892)

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)

Les mollusques : organisation, développement, classification, affinités et principaux types - Coupin, Henri, 1868 -1937 (G. Carré et C. Naud, 1890)

Los moluscos de la República de Panamá - Zetek, James, 1886 - (Imp. nacional, 1918)

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

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1857)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1858)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1859)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1861)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1879)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1881)

Monitore zoologico italiano - Unione zoologica italiana. (Instituto anatomico della R. Università di Siena, 1894)

A monograph of the British marine annelids - M'Intosh, William Carmichael, 1838 -1931 (The Ray society, 1922)

A monograph of the British Spongiadæ - Norman, Alfred Merle, 1831 -1918 (Pub. for the Ray society by R. Hardwicke, 1866)

A monograph of the Capitonidae or Scansorial Barbets - Marshall, G. F. L. (George Frederick Leycester), 1843 -1934 ([s.n.], 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)

A monograph of the gymnoblastic or tubularian hydroids / by George James Allman - Allman, George James, 1812 -1898 (1871)

A monograph of the Mollusca from the Great Oolite : chiefly from Minchinhampton and the coast of Yorkshire - Lycett, John, 1882 (Printed for the Palæontographical society, 1863)

A monograph of the Mollusca from the Great Oolite chiefly from Minchinhampton and the coast of Yorkshire - Lycett, John, 1882 (Printed for the Palæontographical society, 1850)

Monograph of the order Pholadacea, and other papers - Tryon, George W., (George Washington), 1838 -1888 (Merrihew & Thompson, Printers, 1862)

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, 1850)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1863)

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, 1878)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1879)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1881)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1884)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1907)

Monograph on the British fossil Echinodermata from the cretaceous formations - Wright, Thomas, 1809 -1884 (Printed for the Palaeontographical society, 1908)

Monograph on the Lias Ammonites of the British islands - Wright, Thomas, 1809 -1884 (Printed for the Palæontographical society, 1878)

Monograph on the Lias Ammonites of the British islands - Wright, Thomas, 1809 -1884 (Printed for the Palæontographical society, 1879)

Monograph on the Lias Ammonites of the British islands - Wright, Thomas, 1809 -1884 (Printed for the Palæontographical society, 1881)

A monograph on the Polychaeta of Southern Africa - Day, J. H. (British Museum (Natural History), 1967)

Monographie der Petrefacten der Aachener Kreideformation - Naturhistorischer Verein der preussischen Rheinlande und Westfallens. (in Kommission bei Henry & Cohen, 1847)

Monographie géologique et paléontologique des Corbières orientales - Doncieux, Louis. (A. Rey, 1903)

Monographs of the United States Geological Survey - Geological Survey (U.S.) (Govt. Print. Off, 1892)

Monographs of the United States Geological Survey - Geological Survey (U.S.) (Govt. Print. Off, 1882)

Il monte Mario ed i suoi fossili subapennini raccolti e descritti dallo scultore e paleontologo - Conti, Angelo. (Tipografia di Giovanni Cesaretti, 1864)

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, 1876)

Morphologisches Jahrbuch (Wilhelm Engelmann, 1876)

Musaeum Tradescantianum, or, A collection of rarities preserved at South-Lambeth neer London - Brooke, Nathaniel (Printed by John Grismond, and are to be sold by Nathanael Brooke, 1656)

The Museum (W.F. Webb, 1897)

Museum Boltenianum, sive, Catalogus cimeliorum e tribus regnis naturae quae olim collegerat Joa. Fried. Bolten - British Museum (Natural History) (British Museum (Natural History)], 1906)

Museum Boltenianum : Verzeichnis der von dem gestorbenen J.F. Bolten...hinterlassenen vortrefflichen Sammlung Conchylien, Mineralien und Kunstsachen die am 26. April d.J., Morgens um 10 Uhr öffentlich verkauft werden sollen durch den Makler J. Noodt - Bolten, Joachim Friedrich, 1718 -1796 (Conrad Müller, 1819)

Museum Calonnianum : specification of the various articles which compose the magnificent museum of natural history - Calonne, Charles Alexandre de, 1734 -1802 ([s.n.], 1797)

Muséum-Demidoff (mis en ordre systématique et décrit par G. Fischer) : Ou catalogue ... des curiosités de la Nature et de l'Art. données à l'Université impériale de Moscou par ... P. de Demidoff - Fischer von Waldheim, Gotthelf, 1771 -1853 (1806)

Muséum-Demidoff (mis en ordre systématique et décrit par G. Fischer) : Ou catalogue ... des curiosités de la Nature et de l'Art. données à l'Université impériale de Moscou par ... P. de Demidoff - Fischer von Waldheim, Gotthelf, 1771 -1853 (1807)

Museum Leskeanum : regnum animale quod ordine systematico - Leske, Nathanael Gottfried, 1751 -1786 (Sumptibus haeredum I.G. Mülleri, 1789)

Museum Meyerianum, sive Catalogus rerum naturalium, et nonnullarum artefactarum, quas ... suos in usus collegit Christianus Paulus Meyer, mercator quondam apud Amstelædamenses diligentissimus. Quarum publica fiet auctio, in ædibus defuncti, du 4 octobris 1802 et seqq - Meyer, Christianus Paulus. (B. Wild et J. Altheer [etc, 1802)

Museum naturalium Academiae upsaliensis cujus partem primam [-XXXIII, ultimam] - Thunberg, Carl Peter, 1743 -1828 (Typis Edmannianis, 1789)

Museum naturalium Academiae upsaliensis cujus partem primam [-XXXIII, ultimam] - Thunberg, Carl Peter, 1743 -1828 (Typis Edmannianis, 1820)

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)

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)

Museum S:ae R:ae M:tis Ludovicae Ulricae reginae in quo animalia rariora, exotica imprimis insecta et conchilia describuntur et determinantur prodromi instar editum - Linné, Carl von, 1707 -1778 (Salvius, 1764)

Museum s:æ r:æ m:tis Ludovicæ Ulricæ reginæ svecorum, gothorum, vandalorumque &c. &c. &c. In quo animalia rariora, exotica, imprimis insecta & conchilia describuntur & determinantur prodromi instar editum - Linné, Carl von, 1707 -1778 (Laur. Salvius, 1764)

Museum Senckenbergianum : Abhandlungen aus dem Gebiete der beschreibenden Naturgeschichte - Senckenbergische Naturforschende Gesellschaft. (J.D. Sauerländer, 1837)

Museum Wormianum, seu, Historia rerum rariorum : tam naturalium, quam artificialium, tam domesticarum, quam exoticarum, quae Hafniae Danorum in aedibus authoris servantur - Elzevir, Daniel, 1626 -1680 (Apud Iohannem Elsevirium, 1655)

Museum Wormianum; seu, Historia rerum rariorum, tam naturalium, quam artificialium, tam domesticarum, quam exoticarum, quae Hafniae Danorum in a aedibus authoris servantur - Worm, Ole, 1588 -1654 (ex officina Elseviriorum, 1655)

Muzeum imienia Dzieduszyckich we Lwowie - Muzeum imienia Dzieduszyckich we Lwowie. (Muzeum imienia Dzieduszyckich, 1907)

Die Mytiliden des Golfes von Neapel und der angrenzenden Meeres-Abschnitte, I. Teil - Stazione zoologica di Napoli. (R. Friedländer & Sohn, 1902)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1870)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1871)

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

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1874)

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

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

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