The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1851)

Louis Agassiz : his life and work - Holder, Charles Frederick, 1851 -1915 (G.P. Putnam's Sons, 1893)

The lower animals; living invertebrates of the world - Buchsbaum, Ralph, 1907 -2002 (Doubleday, 1960)

Lunds universitets årsskrift. 2. Afd, Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1906)

M. Th. Brünnichii Zoologiae fundamenta praelectionibus academicis accommodata = Grunde i dyrelaeren - Brünnich, M. Thr. (Morten Thrane), 1737 -1827 (Apud Frider. Christ. Pelt, 1772)

Madagascar: an environmental profile (1987)

Madagascar: profil de l'environnement (1990)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1858)

Magasin de zoologie, d'anatomie comparée et de palaeontologie (Arthus Bertrand, 1839)

Magasin de zoologie, d'anatomie comparée et de palaeontologie (Arthus Bertrand, 1845)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1830)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1834)

Malacologia - Institute of Malacology. (Institute of Malacology], 1970)

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1871)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1895)

Manual de geología : extractado de la lethaea geognóstica de Bronn, con los animales y vegetales perdidos, ó que ya no existen, mas característicos de cada roca, y con algunas aplicaciones a los criaderos de esta República, para uso del Colegio Nacional de Mineria - Bronn, H. G. (Heinrich Georg), 1800 -1862 (Impreso por I. Cumplido, 1841)

Manual of animal biology - Baitsell, George Alfred, 1885 -1971 (The Macmillan company, 1932)

A manual of comparative anatomy - Blumenbach, Johann Friedrich, 1752 -1840 (Printed for W. Simpkin and R. Marshall, 1827)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1882)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1879)

Manual of geology: theoretical and practical - Seeley, H. G. (Harry Govier), 1839 -1909 (C. Griffin and company, 1885)

Manual of geology, treating of the principles of the science with special reference to American geological history - Dana, James Dwight, 1813 -1895 (Ivison, Blakeman, Taylor and Co, 1874)

Manual of geology: treating of the principles of the science with special reference to American geological history - Dana, James Dwight, 1813 -1895 (American book company, 1880)

Manual of geology: treating of the principles of the science with special reference to American geological history, for the use of colleges, academies, and schools of science - Dana, James Dwight, 1813 -1895 (T. Bliss, 1867)

Manual of geology, treating of the principles of the science, with special reference to American geological history, for the use of colleges, academies, and schools of science - Dana, James Dwight, 1813 -1895 (T. Bliss & co, 1863)

Manual of geology, treating of the principles of the science with special reference to American geological history - Dana, James Dwight, 1813 -1895 (American Book Co, 1896)

A manual of palaeontology for the use of students with a general introduction on the principles of palaeontology - Nicholson, Henry Alleyne, 1844 -1899 (Blackwood, 1889)

A manual of palaeontology for the use of students with a general introduction on the principles of palaeontology - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood and sons, 1872)

A manual of palæontology for the use of students : with a general introduction on the principles of palæontology - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood and sons, 1879)

A manual of palæontology, for the use of students; with a general introduction on the principles of palæontology - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood and sons, 1879)

A manual of palæontology for the use of students : with a general introduction on the principles of palaeontology - Nicholson, Henry Alleyne, 1844 -1899 (Blackwood, 1872)

Manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (Appleton, 1888)

Manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (Appleton, 1901)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and Co, 1885)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and Company, 1901)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (J. & A. Churchill, 1877)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and company, 1878)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and company, 1888)

A manual of the common invertebrate animals, exclusive of insects - Pratt, Henry Sherring, 1859 - (A.C. McClurg & co, 1916)

A manual of the common invertebrate animals, exclusive of insects - Pratt, Henry Sherring, 1859 - (A.C. McClurg & Co, 1923)

A manual of the elements of natural history - Blumenbach, Johann Friedrich, 1752 -1840 (printed for W. Simpkin & R. Marshall, 1825)

A manual of the infusoria, including a description of all known flagellate, ciliate, and tentaculiferous protozoa, British and foreign and an account of the organization and affinities of the sponges - Saville-Kent, William 1845 -1908 (David Bogue, 1881)

A manual of the Infusoria : including a description of all known flagellate, ciliate, and tentaculiferous protozoa, British and foreign, and an account of the organization and the affinities of the sponges - Saville-Kent, William 1845 -1908 (D. Bogue, 1880)

A manual of the Infusoria: including a description of all known flagellate, ciliate, and tentaculiferous Protozoa, British and foreign, and an account of the organization and affinities of the sponges - Saville-Kent, William 1845 -1908 (D. Bogue, 1880)

Manual of the natural history, geology, and physics of Greenland, and the neighboring regions : prepared for the use of the Arctic Expedition of 1875, under the direction of the Arctic Committee of the Royal Society, for the use of the expedition ; published by authority of the Lords Commissioners of the Admiralty - Great Britain. Admiralty. (H.M. Stationery Off., printed by G.E. Eyre and W. Spottiswoode, 1875)

Manual of the natural history, geology and physics of Greenland and the neighbouring regions / prepared for the use of the Arctic expedition of 1875, under the direction of the Arctic Committee of the Royal Society and edited by T. Rupert Jones. Together with Instructions suggested by the Arctic Committee of the Royal Society for the use of the expedition / published by authority of the Lords Commissioners of the Admiralty - Great Britain. Admiralty. (Printed for H.M.S.O, 1875)

Manual of the sub-kingdom Cœlenterata - Greene, J. Reay, 1836 -1903 (Longman, Green, Longman and Roberts, 1861)

A manual of the sub-kingdom Coelenterata - Greene, J. Reay, 1836 -1903 (Longman, Green, Longman, Roberts, & Green, 1863)

A manual of the sub-kingdom Cœlenterata - Greene, J. Reay, 1836 -1903 (Longmans, Green, and Co, 1869)

A manual of the sub-kingdom Protozoa. With a general introduction on the principles of zoology - Greene, J. Reay, 1836 -1903 (Longmans, Green, Longman, Roberts, & Green, 1868)

Manual of tropical medicine - Chalmers, Albert John, 1870 -1920 (Baillière, Tindall and Cox, 1919)

A manual of zoology - Nicholson, Henry Alleyne, 1844 -1899 (Blackwood, 1870)

A manual of zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (The Macmillan Company, 1900)

A manual of zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt, 1912)

A manual of zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt and Company, 1902)

A manual of zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt, 1909)

A manual of zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan, 1900)

A manual of zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan & co., ltd, 1899)

A manual of zoology for the use of students : with a general introduction on the principles of zoology - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood, 1887)

A manual of zoology for the use of students : with a general introduction on the principles of zoology - Nicholson, Henry Alleyne, 1844 -1899 (William Blackwood, 1878)

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

Manuel d'histoire naturelle - Blumenbach, Johann Friedrich, 1752 -1840 (Chez Collignon, imprimeur-libraire, 1803)

Manuel de paléontologie - Hoernes, Rudolf, 1850 -1912 (Savy, 1886)

The marine algae of New England - United States. Bureau of Fisheries. (Govt. Print. Off, 1891)

Marine algae of New England and adjacent coast - Farlow, W. G. (William Gilson), 1844 -1919 (Govt. Print. Off, 1881)

Marine mollusca of Madras and the immediate neighbourhood; notes on a collection of marine shells from Lively Island, Falklands; and other papers - Melvill, James Cosmo 1845 -1929 (J.E. Gornish, 1898)

Mathematische und naturwissenschaftliche Berichte aus Ungarn - Magyar Tudományos Akadémia. (R. Friedländer & Sohn [etc.], 1909)

Mémoires de l'Académie impériale des sciences de St. Pétersbourg. 5e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Académie impériale des sciences, 1826)

The medals of creation or, First lessons in geology, and the study of organic remains - Mantell, Gideon Algernon, 1790 -1852 (H.G. Bohn, 1854)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1881)

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

Medicinisch-pharmaceutische botanik zugleich als handbuch der systematischen botanik fur botaniker, arzte und apotheker - Luerssen, Christian, 1843 -1916 (H. Haessel, 1879)

Das meer, seine erforschung und sein leben - Janson, Otto, 1868 - (B.G. Teubner, 1914)

Meeresfauna von Bergen - Bergens Museum. (J. Grieg, 1901)

Meereskunde - Friedrich-Wilhelms-Universität Berlin. Institut für Meereskunde. (E.S. Mittler, 1909)

Die Meersalgen der Inseln Sizilien und Pantellaria - Langenbach, Gustav, 1831 -1873 (W. Weber, 1873)

The Australian Museum Memoir (Australian Museum, 1896)

Mémoire sur les coralliaires des Antilles - Duchassaing de Fonbressin, Placide, 1819 -1873 (De l'imprimerie royale, 1860)

Mémoire sur les coralliaires des Antilles - Duchassaing de Fonbressin, Placide, 1819 -1873 (De l'imprimerie royale, 1864)

Mémoires couronnés et mémoires des savants étrangers / publiés par 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. (1832)