Mitteilungen aus dem Naturhistorischen Museum in Hamburg - Naturhistorisches Museum in Hamburg. (Lütcke & Wulff, 1900)

Mitteilungen aus den Verhandlungen der Gesellschaft Naturforschender Freunde zu Berlin - Gesellschaft Naturforschender Freunde zu Berlin. (Nicolai'sche Buchhandlung, 1836)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1881)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1883)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1894)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1899)

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

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1908)

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)

Die Molluskenfauna des Eisfjordes - Odhner, Nils Hj. (Nils Hjalmar), 1884 -1973 (Almqvist & Wiksell, 1915)

Mollusks, Echnioderms, Coelenterates, etc. Part G Alcyonaria and Actinaria - Verrill, A. E. (Addison Emery), 1839 -1926 (F.A. Acland, 1922)

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 - Hupé, H. (P. Bertrand, 1857)

Moluscos - Gay, Claudio, 1800 -1873 (1854)

Le monde de la mer - Frédol, Alfred. (L. Hachette et cie, 1865)

Le monde de la mer - Moquin-Tandon, Alfred, 1804 -1863 (L. Hachette, 1866)

A monograph of the British naked-eyed Medusæ : with figures of all the species - Forbes, Edward 1815 -1854 (Printed for the Ray society, 1848)

A monograph of the British nudibranchiate Mollusca - Alder, Joshua, 1792 -1867 (Printed for the Ray society, 1910)

A monograph of the British nudibranchiate Mollusca : with figures of all the species - Ray Society. (Printed for the Ray Society, 1845)

A monograph of the British Spongiadæ - Norman, Alfred Merle 1831 -1918 (Pub. for the Ray society by R. Hardwicke, 1864)

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

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1895)

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)

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, 1874)

Morphologie und biologie der algen - Oltmanns, Friedrich, 1860 -1945 (G. Fischer, 1904)

Morphologie und Biologie der Algen - Oltmanns, Friedrich, 1860 -1945 (Fischer, 1922)

Morphologisches Jahrbuch (Wilhelm Engelmann, 1876)

Les moustiques; mœurs et moyens de destruction - Hegh, Émile, 1877 - (Imprimerie industrielle and financière, 1921)

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)

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)

The Museum (W.F. Webb, 1897)

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

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)

The mysteries of the great deep - Goose, Philip Henry, 1810 -1888 (D. Rulinson, 1866)

The mysteries of the great deep : or, The physical, animal, geological & vegetable wonders of the ocean - Gosse, Philip Henry, 1810 -1888 (D. Rulison, 1866)

Narrative of discovery and adventure in the polar seas and regions with illustrations of their climate, geology, and natural history ; and an account of the whale-fishery - Jameson, Robert, 1774 -1854 (Oliver & Boyd, 1840)

Narrative of discovery and adventure in the polar seas and regions with illustrations of their climate, geology, and natural history and an account of the whale-fishery - Leslie, John, Sir, 1766 -1832 (Oliver & Boyd, 1835)

Narrative of the surveying voyages of His Majesty's ships Adventure and Beagle between the years 1826 and 1836 : describing their examination of the southern shores of South America and the Beagle's circumnavigation of the globe : in three volumes - Darwin, Charles, 1809 -1882 (Henry Colburn, 1839)

Narrative of the surveying voyages of His Majesty's Ships Adventure and Beagle between the years 1826 and 1836, describing their examination of the southern shores of South America, and the Beagle's circumnavigation of the globe - Darwin, Charles, 1809 -1882 (Henry Colburn, 1839)

Narrative of the surveying voyages of His Majesty's ships Adventure and Beagle, between the years 1826 and 1836, describing their examination of the southern shores of South America, and the Beagle's circumnavigation of the globe - Darwin, Charles, 1809 -1882 (H. Colburn, 1839)

Narrative of the voyage of H. M. S. Samarang, during the years 1843-46; employed surveying the islands of the Eastern archipelago; accompanied by a brief vocabulary of the principal languages... - Belcher, Edward, Sir, 1799 -1877 (Reeve, Benham, and Reeve, 1848)

Das Nationalmuseum der Naturgeschichte zu Paris : von seinem ersten Ursprunge bis zu seinem jetzigen Glanze - Fischer von Waldheim, Gotthelf, 1771 -1853 (Verlegt bei Fridrich Esslinger, 1803)

Der Natrufreund am Strande der Adria und des Mittelmeergebietes - Cori, Karl Isidor, 1865 - (W. Klinkhardt, 1910)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1886)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1888)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1891)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1907)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1911)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1914)

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

Natural history - Fletcher, L. 1854 -1921 (Printed by order of the Trustees of the British Museum, 1908)