Det Kongelige Norske videnskabers selskabs skrifter - Kongelige Norske videnskabers selskab. (Aktietrykkeriet, 1910)

Det Kongelige Norske videnskabers selskabs skrifter - Kongelige Norske videnskabers selskab. (Aktietrykkeriet, 1912)

Det Kongelige Norske videnskabers selskabs skrifter - Kongelige Norske videnskabers selskab. (Aktietrykkeriet, 1914)

Det Kongelige Norske videnskabers selskabs skrifter - Kongelige Norske videnskabers selskab. (Aktietrykkeriet, 1915)

Det Kongelige Norske videnskabers selskabs skrifter - Kongelige Norske videnskabers selskab. (Aktietrykkeriet, 1916)

Kritisches Register zu Martini und Chemnitz's Systematischem Konchylien-Kabinet - Chemnitz, Johann Hieronymus, 1730 -1800 (In Kommission bei Th. Fischer, 1840)

The Labrador coast - Packard, A. S. (Alpheus Spring), 1839 -1905 (N. D. C. Hodges: [etc., etc.], 1891)

The Labrador coast. A journal of two summer cruises to that region - Packard, A. S. (Alpheus Spring), 1839 -1905 (N.D.C. Hodges, 1891)

Lamarck's genera of shells, with a catalogue of species - Gould, Augustus A. (Augustus Addison), 1805 -1866 (Allen and Ticknor, 1833)

Lamarck's genera of shells : with a catalogue of species - Gould, Augustus A. (Augustus Addison), 1805 -1866 (Allen and Ticknor, 1833)

Les Lamellibranches de l'Expedition du Siboga - Dautzenberg, Ph. (Philippe), 1849 -1935 (E. J. Brill, 1912)

Les Lamellibranches de l'Expedition du Siboga - Dautzenberg, Ph. (Philippe), 1849 -1935 (E. J. Brill, 1911)

Lancashire sea-fisheries memoir - Lancashire Sea-Fisheries Committee. (G. Philip, 1902)

Last report on dredging among the Shetland Isles - Norman, Alfred Merle 1831 -1918 (s.n, 1868)

Lectures on histology delivered at the Royal College of Surgeons of England - Quekett, John, 1815 -1861 (H. Bailliere, 1852)

Lehrbuch der Histologie des Menschen und der Thiere - Leydig, Franz, 1821 -1908 (Meidinger, 1857)

Lehrbuch der Naturgeschichte - Burmeister, Hermann, 1807 -1892 (Anton und Gelbecke, 1830)

Lehrbuch der zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert, 1883)

Lehrbuch der zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert, 1891)

Die Leitfossilien : ein Handbuch für den Unterricht und für das Bestimmen von Versteinerungen - Koken, Ernst (Ernst Friedrich Rudolf Karl), 1860 -1912 (Chr. Herm. Tauchnitz, 1896)

Die Leitfossilien, ein Handbuch für den Unterricht und für das Bestimmen von Versteinerungen - Koken, Ernst (Ernst Friedrich Rudolf Karl), 1860 -1912 (H. Tauchnitz, 1896)

Die Leitungsbahnen im Nervensystem der wirbellosen Tiere - Droogleever Fortuyn, Aemilius Bernardus, 1886 - (F. Bohn, 1920)

Lessons on shells, as given to children between the ages of eight and ten, in a Pestalozzian school, at Cheam, Surrey - Mayo, Elizabeth, 1793 -1865 (Seeley, Burnside, and Seeley, 1846)

Lessons on shells, as given to children between the ages of eight and ten, in a Pestalozzian school, at Cheam, Surrey - Mayo, Elizabeth, 1793 -1865 (R.B. Seeley, W. Burnside, 1838)

Lethaea geognostica oder Abbildungen und Beschreibungen der für die Gebirgs-Formationen bezeichnendsten Versteinerungen - Bronn, H. G. (Heinrich Georg), 1800 -1862 (1838)

Lethaea geognostica oder Abbildungen und Beschreibungen der für die Gebirgs-Formationen bezeichnendsten Versteinerungen - Bronn, H. G. (Heinrich Georg), 1800 -1862 (1837)

Life beneath the waters, or, The aquarium in America - Edwards, Arthur M. (H. Baillière, 1858)

Life by the seashore : an introduction to natural history - Newbigin, Marion I. (Marion Isabel), 1869 -1934 (Swan Sonnenschein, 1910)

The Linnæan system of conchology : describing the orders, genera, and species of shells arranged into divisions and families : with a view to facilitate the student's attainment of the science - Mawe, John, 1764 -1829 (Printed for and sold by the author, and Longman, Hurst, Rees, Orme, and Brown, 1823)

List of marine Mollusca comprising the Quaternary fossils and recent forms from American localities between Cape Hatteras and Cape Roque, including the Bermudas - Dall, William Healey, 1845 -1927 (Govt. Print. Off, 1885)

List of the specimens of British animals in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1851)

Malacologia - Institute of Malacology. (Institute of Malacology], 1969)

Malacologia - Institute of Malacology. (Institute of Malacology], 1977)

Malacologia - Institute of Malacology. (Institute of Malacology], 1980)

Malacologia - Institute of Malacology. (Institute of Malacology], 1982)

Malacologia - Institute of Malacology. (Institute of Malacology], 1988)

Malacologia - Institute of Malacology. (Institute of Malacology], 2006)

Malacologia - Institute of Malacology. (Institute of Malacology], 2010)

Malacologia - Institute of Malacology. (Institute of Malacology], 2015)

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1870)

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1873)

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)

A manual of conchology, according to the system laid down by Lamarck, with the late improvements by De Blainville exemplified and arranged for the use of students - Wyatt, Thomas, A. M. (Harper & brothers, 1838)

A manual of marine zoology for the British Isles - Gosse, Philip Henry, 1810 -1888 (J. Van Voorst, 1855)

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 Mollusca; being a treatise on recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (C. Lockwood, 1880)

A manual of the mollusca; or, A rudimentary treatise of recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (J. Weale, 1851)

A manual of the Mollusca : or, A rudimentary treatise of recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (J. Weale, 1851)

A manual of the mollusca; or, Rudimentary treatise of recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (J. Weale, 1851)

A manual of the Mollusca; or, A rudimentary treatise of recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (J. Weale, 1851)

A manual of the Mollusca : a treatise on recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (Virtue & Co, 1868)

A manual of the Mollusca: a treatise on recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (Virtue Brothers & Co, 1866)

Manual of the New Zealand mollusca - Suter, Henry 1841 -1918 (J. Mackay, govt. printer, 1913)

Manuel de conchyliologie et de paleontologie conchyliologique : ou, Histoire naturelle des mollusques vivants et fossiles - Fischer, Paul, 1835 -1893 (F. Savy, 1887)

Manuel de conchyliologie, ou, Histoire naturelle des mollusques vivants et fossiles - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (Savy, 1870)

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)

Marine shells of South Africa - Sowerby, G. B. (George Brettingham), 1812 -1884 (s.n, 1894)

Marine zoology - Rufford, Philip James. (Archibald Constable & Company Limited, 1905)

Maryland geological survey - Maryland Geological Survey. (The Johns Hopkins Press, 1916)

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

Mémoires de la Société impériale des sciences naturelles de Cherbourg - Société Imperiale des Sciences Naturelles de Cherbourg. (J.B. Baillière et fils, 1867)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1891)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1895)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1897)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1913)

Meddelelser om Grønland - Denmark. Kommissionen for ledelsen af de geologiske og geografiske undersøgelser i Grønland. (C. A. Reitzels Forlag, 1893)

Meddelelser om Grønland - Denmark. Kommissionen for ledelsen af de geologiske og geografiske undersøgelser i Grønland. (C. A. Reitzels Forlag, 1904)

Meddelelser om Grønland - Denmark. Kommissionen for ledelsen af de geologiske og geografiske undersøgelser i Grønland. (C. A. Reitzels Forlag, 1925)

Meddelelser om Grønland - Denmark. Kommissionen for ledelsen af de geologiske og geografiske undersøgelser i Grønland. (C. A. Reitzels Forlag, 1921)

Mémoires couronnés par l'Académie royale des sciences et belles-lettres de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1837)

Mémoires de l'Académie (royale) des sciences de l'Institut (imperial) de France - Académie royale des sciences (France) (1854)