Manuel d'actinologie ou de zoophytologie - Blainville, H.-M. Ducrotay de (Henri-Marie Ducrotay), 1777 -1850 (1834)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (H. Lamertin, 1895)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (Lamertin, 1895)

The marine invertebrates and fishes of St. Andrews - M'Intosh, William Carmichael, 1838 -1931 (A. and C. Black; [etc., etc.], 1875)

Matériaux pour une faune malacologique des Iles Canaries - Mabille, Jules, 1831 -1904 (Museum d'histoire naturelle, 1884)

Matériaux relatifs à faune des Polpes Hydraires des mers arctiques I Les hydraires de la Mer Blanche le long du littoral des Jles Solowetzky - Schydlowsky, A. (s.n, 1902)

Mémoires de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Impr. de l'Universitmpale, 1809)

Meddelelser om Grønland - Denmark. Kommissionen for ledelsen af de geologiske og geografiske undersøgelser i Grønland. (C. A. Reitzels Forlag, 1898)

Memoires de l'Academie des Sciences, Agriculture, Arts et Belles-Lettres (Aix) - Académie des sciences, agriculture, arts & belles-lettres dAix (1844)

Mémoires de l'Académie des sciences, belles-lettres & arts de Lyon Classe des sciences - Académie des sciences, belles-lettres et arts de Lyon. (J.B. Baillière, 1881)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1848)

Mémoires de la Société géologique de France - Société géologique de France. (F.-G. Levrault, 1833)

Mémoires de la Société géologique de France - Société géologique de France. (F.-G. Levrault, 1848)

Mémoires de la Société géologique de France Paléontologie - Société géologique de France. (Libraire polytechnique Baudry, 1902)

Mémoires de la Société géologique de France Paléontologie - Société géologique de France. (Libraire polytechnique Baudry, 1904)

Mémoires du Museum national d'histoire naturelle Série C Sciences de la terre - Muséum national d'histoire naturelle (France) (Éd. du Museum, 1990)

Mémoires du Muséum national d'histoire naturelle Série C Sciences de la terre - Muséum national d'histoire naturelle (France) (Ed. du Muséum, 1957)

Mémoires du Muséum national d'histoire naturelle Série C Sciences de la terre - Muséum national d'histoire naturelle (France) (Ed. du Muséum, 1972)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Editions du Museum, 1948)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1999)

Mémoires du Muséum national d'histoire naturelle Série A Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1985)

Mémoires présentés à l'Institut Égyptien - Institut égyptien. (1909)

Mémoires présentés à l'Institut Égyptien - Institut égyptien. (1862)

Memoirs and proceedings of the Manchester Literary & Philosophical Society - Manchester Literary; Philosophical Society. (The Society, 1897)

Memoirs of the Geological survey of India. Palaeontologia Indica - Geological Survey of India. (Govt. of India, 1872)

Memoirs of the National Museum of Victoria - National Museum of Victoria (National Museum of Victoria, 1964)

Memoirs of the National Museum of Victoria - National Museum of Victoria (National Museum of Victoria, 1971)

Memoirs of the Queensland Museum - Queensland Museum. (Queensland Museum, 1995)

Memoirs of the Queensland Museum - Queensland Museum. (Queensland Museum, 1999)

Memoirs of the Wernerian Natural History Society - Wernerian Natural History Society. ([The Society], 1818)

Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1909)

Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1910)

Memorias de la Real Academia de Ciencias y Artes de Barcelona - Real Academia de Ciencias y Artes de Barcelona. (1895)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1879)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1821)

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, 1966)

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, 1973)

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, 1975)

Memorie sulla storia e notomia degli animali senza vertebre del regno di Napoli / di Stefano delle Chiaje Vol. 1-4 - Delle Chiaie, S. (Stefano), 1794 -1860 (1828)

Microscopic objects, animal, vegetable and mineral; with instructions for preparing and viewing them - Pritchard, Andrew, 1804 -1882 (Whittaker, 1847)

The mineral conchology of Great Britain; or, Coloured figures and descriptions of those remains of testaceous animals or shells, which have been preserved at various times and depths in the earth - Sowerby, James de Carle, 1787 -1871 (Printed by B. Meredith [etc.], 1823)

Mission scientifique du cap Horn, 1882-1883 - Mission scientifique du Cape Horn, 1882-1883. (Gauthier-Villars, 1891)

Mission scientifique du cap Horn, 1882-1883 - Mission scientifique du Cape Horn, 1882-1883. (Gauthier-Villars, 1888)

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

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

Mollusca terrestria et fluviatilia, edit - Porro, Carlo, 1813 -1848 (excudebat Aloysius de Jacobo Pirola, 1846)

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

A monograph of the existing crinoids - Clark, Austin Hobart, 1880 -1954 (Govt. Print. Off, 1967)

A monograph of the fossil Polyzoa of the Crag - Busk, George, 1807 -1886 (Printed for the Palæontographical society, 1859)

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, 1859)

Monograph of the Palaeontographical Society - Palaeontographical Society (Great Britain) (Printed for the Palaeontographical Society, 1902)

A monograph of the tertiary Polyzoa of Victoria - MacGillivray, P. H. (Paul Howard), 1834 -1895 (1895)

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 (1848)

Monographia heliceorum viventium : sistens descriptiones systematicas et criticas omnium huius familiae generum et specierum hodie cognitarum - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (Brockhaus, 1848)

More letters of Charles Darwin : a record of his work in a series of hitherto unpublished letters - Darwin, Charles, 1809 -1882 (D. Appleton and Company, 1903)

More letters of Charles Darwin : a record of his work in a series of hitherto unpublished letters - Darwin, Charles, 1809 -1882 (J. Murray, 1903)

More letters of Charles Darwin. A record of his work in a series of hitherto unpublished letters - Darwin, Charles, 1809 -1882 (J. Murray, 1903)

Morphological and systematic studies on the cheilostomatous Bryozoa - Levinsen, Georg Marius Reinald, 1850 -1914 (Nationale Forfatteres Forlag, 1909)

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)

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)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1893)

Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft - Deutsche Malakozoologische Gesellschaft (Verlag W. Küchler, 1908)

Narrative of the voyage of H. M. S. Rattlesnake, commanded by the late Captain Owen Stanley ... during the years 1846-50 ... To which is added Mr. E. B. Kennedy's expedition for the exploration of the Cape York Peninsula - White, Adam, 1817 -1879 (T. & W. Boone, 1852)

National Museum, Victoria, Marine Invertebrate Registers - Museums Victoria (National Museum of Victoria, 1871)

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)

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, 1910)

Natural history - Lydekker, Richard, 1849 -1915 (Hutchinson, 1897)

The natural history of many curious and uncommon zoophytes : collected from various parts of the globe - Ellis, John, 1710? -1776 (Printed for Benjamin White and Son ... and Peter Elmsly, 1786)