Memorie della Società italiana di scienze naturali e del Museo civico di storia naturale di Milano - Museo civico di storia naturale di Milano. (La Società, 2011)

Les merveilles de la nature : l'homme et les animaux : description populaire des races humaines et des règne animal - Brehm, Alfred Edmund, 1829 -1884 (J.-B. Bailliere et Fils, 1893)

Methodi naturalis avium disponendarum tentamen. Försök till fogelklassens naturenliga uppställnung - Sundevall, Carl J., 1801 -1875 (Samson & Wallin, 1872)

Meyers Konversations-Lexikon : ein Nachschlagewerk des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (Bibliographisches Institut, 1896)

The micrographic dictionary : a guide to the examination and investigation of the structure and nature of microscopic objects - Griffith, J. W. (John William) (John van Voorst, 1860)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Berkeley, M. J. (Miles Joseph), 1803 -1889 (J. Van Voorst, 1875)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Griffith, J. W. (John William) (John Van Voorst, 1856)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Berkeley, M. J. (Miles Joseph), 1803 -1889 (J. Van Voorst, 1883)

Miscellaneous papers by Andrew Jackson Howe - Howe, Andrew Jackson, 1825 -1892 (Robert Clarke, 1894)

Missionary travels and researches in South Africa : including a sketch of sixteen years' residence in the interior of Africa, and a journey from the Cape of Good Hope to Loanda on the west coast; thence across the continent, down the river Zambesi, to the eastern ocean - Livingstone, David, 1813 -1873 (Harper & Bros., publishers, 1858)

Mitochondrial intergenic spacer in fairy basslets (Serranidae, Anthiinae) and the simultaneous analysis of nucleotide and rearrangement data - Smith, William Leo. (American Museum of Natural History, 2009)

Mitteilungen aus dem Osterlande (1839)

Mitteilungen aus dem Zoologischen Museum in Berlin - Zoologisches Museum in Berlin. (In Kommission bei R. Friedländer, 1910)

Mitteilungen aus dem Zoologischen Museum in Berlin - Zoologisches Museum in Berlin. (In Kommission bei R. Friedländer, 1915)

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

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1913)

Mittheilungen aus dem Jahrbuche der Kgl. ungarischen Geologischen Anstalt - Magyar Királyi Földtani Intézet. (Buchdruckerei der Stum A.-G., [etc.], 1873)

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

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1880)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1877)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (1889)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1892)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1895)

Die mittlere und äussere Ohrsphäre der Lacertilia und Rhynchocephalia - Versluys, J. (Jan), 1873 -1939 (G. Fischer, 1898)

The moa : a study of the dinornithiformes - Archey, Gilbert 1890 -1974 (The Unity Press Limited, 1941)

Monitore zoologico italiano - Unione zoologica italiana. (Instituto anatomico della R. Università di Siena, 1890)

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

Monografia del gen. Casuarius, Briss - Salvadori, Tommaso, 1835 -1923 (Ermanno Loescher, Libraio della R. Accademia delle Scienze, 1882)

A monograph of the genus Casuarius - Rothschild, Lionel Walter Rothschild, Baron, 1868 -1937 (Zoological Society of London, 1900)

A monograph on the structure and development of the shoulder-girdle and sternum on the Vertebrata - Parker, William Kitchen William Kitchen Parker 1823 -1890 (R. Hardwicke, 1868)

Monographia anoplurorum britanniae; or, An essay on the British species of parasitic insects belonging to the order anoplura of Leach, with the modern divisions of the genera according to the views of Leach, Nitzsch and Burmeister, with highly magnified figures of each species - Denny, Henry, 1803 -1871 (H.G. Bohn, 1842)

Monographia anoplurorum Britanniae or An essay on the British species of parasitic insects belonging to the order of Anoplura of Leach, with the modern divisions of the general according to the views of Leach, Nitzsch, and Burmeister, with highly magnified figures of each species - Denny, Henry, 1803 -1871 (H. G. Bohn, 1842)

More wild animals and the camera with 12 mounted collotype plates and 66 art reproductions from studies taken by the author - Dando, Walter P. (Walter Pfeffer) (Bell & Cockburn)

Morphologische Arbeiten (G. Fischer, 1892)

Morphologische Arbeiten (G. Fischer, 1896)

Morphologische Arbeiten (G. Fischer, 1897)

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)

Musaeum Regalis Societatis, or, A catalogue & description of the natural and artificial rarities belonging to the Royal Society and preserved at Gresham Colledge - Grew, Nehemiah, 1641 -1712 (Printed by W. Rawlins, for the author, 1681)

Musée Vrolik. Catalogue de la collection d'anatomie humaine, comparée et pathologique de M.M. Ger. et W. Vrolik ... - Vrolik, W. (Willem), 1801 -1863 (Impr. de W. J. de Roever Kröber, 1865)

Museo di piante rare della Sicilia, Malta, Corsica, Italia, Piemonte, e Germania ... :con l'Appendix ad libros de plantis Andreae Caesalpini, e varie osservazioni curiose con sue figure in rame - Boccone, Paolo, 1633 -1704 (Per Io. Baptista Zuccato, 1697)

Le muséum d'histoire naturelle; histoire de la fondation et des développements successifs de l'éstablissement; biographie des hommes célèbres qui y ont contribué par leur enseignement ou par leurs découvertes, histoire des recherches, des voyages, des applications utiles auxquels le muséum a donné lieu, pour les arts, le commerce et l'agriculture, description des galeries, du jardin, des serres et de la ménagerie - Cap, Paul-Antoine, 1788 -1877 (L. Curmer, 1854)

Museum museorum, oder Vollständige Schau-Bühne aller Materialien und Specereÿen : nebst deren natürlichen Beschreibung, Election, Nutzen und Gebrauch, aus andern Material-, Kunst- und Naturalien-Kammern, oost-und-west-indischen Reiss-Beschreibungen, Curiosen Zeit- und West-Indischen Reisz-Artzney-Kündigern, wie auch selbst-eigenen Erfahrung, zum Vorschub der Studirenden Jugend, Materialisten, Apothecker und deren Visitatoren, wie auch anderer Künstler, als Jubelirer, Mahler, Färber, u.f.w. also verfasset, und mit etlich hundert sauberen Kupfferstücken unter Augen geleget - Rumpf, Georg Eberhard, 1627 -1702 (In Verlegung Johann David Zunners, 1704)

Museum museorum, oder Vollständige Schaubühne aller Materialien und Specereyen, nebst deren natürlichen Beschreibung, Election, Nutzen und Gebrauch ... aus andern Material-, Kunst- und Naturalien-Kammern, Oost- und West-Indischen Reise-Beschreibungen ... also verfasset und mit ... Kupfferstücken unter Augen gelegt - Rumpf, Georg Eberhard, 1627 -1702 (In Verlegung Johann David Zunners, 1704)

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: quadruped, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - White, Adam, 1817 -1879 (Mackenzie, 1859)

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)