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

Lehrbuch der Naturgeschichte - Perleb, Karl Julius, 1794 -1845 (Friedrich Wagner, 1831)

Lehrbuch der vergleichenden Anatomie der Wirbellosen Thiere - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Veit, 1846)

Lehrbuch der vergleichenden Anatomie der wirbellosen Thiere - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Verlag von Veit & Comp, 1848)

Lehrbuch der vergleichenden mikroskopischen Anatomie der Wirbeltiere - Royal College of Physicians of Edinburgh. (G. Fischer, 1914)

Lehrbuch der Zoologie für Studierende und Lehrer - Boas, J. E. V. (Johan Erik Vesti), 1855 -1935 (G. Fischer, 1890)

Lehrbuch der zoologie in populärer darstellung : nach methodischen grundsätzen für gehobene lehranstalten, sowie zum selbstunterrichte - Baenitz, Carl, 1839 - (Adolph Stubenrauch, 1876)

Lehrbuch der Zoologie - Claus, Carl, 1835 -1899 (Elwert, 1897)

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

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

Lehrbuch der Zoologie - Hertwig, Richard Karl Wilhelm Theodor von Sir Richard Karl Wilhelm Theodor von Hertwig 1850 -1937 (G. Fischer, 1910)

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

Lethaea rossica, ou, Paléontologie de la Russie - Eichwald, Carl Eduard von, 1795 -1876 (E. Schweizerbart, 1852)

Life-histories of northern animals : an account of the mammals of Manitoba - Seton, Ernest Thompson, 1860 -1946 (Scribner, 1909)

Life-histories of northern animals an account of the mammals of Manitoba - Seton, Ernest Thompson, 1860 -1946 (C. Scribner's Sons, 1909)

Life on the earth its origin and succession - Phillips, John, 1800 -1874 (Macmillan, 1860)

Lining out stock : fall 1950 - spring 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Dixie Nursery Company, 1950)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1859)

List of mammals obtained by Thaddeus Surber, collector for the Museum, in the provinces of New Brunswick and Quebec, Canada - Elliot, Daniel Giraud, 1835 -1915 (1901)

List of North American land mammals in the United States National Museum, 1911 - Miller, Gerrit S. Jr. (Gerrit Smith), 1869 -1956 (Govt. print. off, 1912)

List of North American recent mammals 1923 - Miller, Gerrit S. (Gerrit Smith), 1869 -1956 (Govt. Print. Off, 1924)

A list of the land and sea mammals of North America north of Mexico. Supplement to the synopsis - Elliot, Daniel Giraud, 1835 -1915 (1901)

A list of the mammals of Manitoba - Seton, Ernest Thompson, 1860 -1946 (s.n.], 1886)

List of the osteological specimens in the collection of the British Museum - British Museum (Natural History) (1847)

List of the specimens of dipterous insects in the collection of the British museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1848)

List of the specimens of lepidopterous insects in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1864)

List of the specimens of Mammalia in the collection of the British museum - Gray, John Edward 1800 -1875 (The Trustees, 1843)

List of the vertebrated animals living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1862)

List of the vertebrated animals now or lately living in the gardens of the Zoological society of London - Sclater, Philip Lutley, 1829 -1913 (The Society, 1877)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1879)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (Printed for the Society, and sold ... Longmans, Green, Reader, and Dyer, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society by Longmans, Green, Reader, and Dyer, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (printed for the Society, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1896)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (Printed for the Society, 1896)

The living world: a complete natural history of the world's creatures, fishes, reptiles, insects, birds and mammals - Buel, James W. (James William), 1849 -1920 (Holloway & co, 1889)

The living world : containing descriptions of the several races of men, and all species of animals, birds, fishes, insects, etc., etc. : with numerous anecdotes, illustrative of their instincts, reasoning powers and domestic habits - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Samuel Walker & Co, 1870)

The London and Edinburgh philosophical magazine and journal of science (Richard and John E. Taylor, 1834)

The London and Edinburgh philosophical magazine and journal of science (Richard and John E. Taylor, 1838)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1871)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1860)

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

Maapallon eläimistö - Suomalainen, E. W. (W. Söderström, 1922)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1840)

Magasin de zoologie. - Guérin-Méneville, F.-É. (Félix-Édouard), 1799 -1874 (Lequien fils,, 1835)

Magasin Encyclopédique : ou journal des sciences, des lettres et des arts (1795)

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, 1829)

The Magazine of natural history / conducted by Edward Charlesworth - Charlesworth, Edward. (s.n.], 1840)

Magazine of zoology and botany - Westwood, J. O. (John Obadiah), 1805 -1893 (1837)

Malacologia - Institute of Malacology. (Institute of Malacology], 1991)

Malacologia - Institute of Malacology. (Institute of Malacology], 1998)

Mamíferos fósiles de la República Argentina. Parte III, Homalodontes - Ameghino, Florentino, 1853 -1911 (Taller de Impresiones Oficiales, 1918)

Mammalia - Blanford, W. T. (William Thomas), 1832 -1905 (Taylor and Francis, 1888)

Mammalia - Blanford, W. T. (William Thomas), 1832 -1905 (Taylor and Francis, 1891)

Mammalia. Popularly described by typical species. With numerous anecdotes - Blyth, Edward, 1810 -1873 (F. Warne and Co, 1870)

Mammalia : their various forms and habits, popularly illustrated by typical species - Figuier, Louis, 1819 -1894 (Cassell, Petter, Galpin & Co, 1883)

Mammalia. Their various orders and habits popularly illustrated by typical species - Blyth, Edward, 1810 -1873 (D. Appleton, 1870)

Mammalogie, ou, Description des espèces de mammifères - Desmarest, A.-G. (Anselme-Gaëtan), 1784 -1838 (Chez Mme. Veuve Agasse, imprimeur-libraire, 1822)

Mammalogie ou description des espèces des Mammifères - Desmarest, A.-G. (Anselme-Gaëtan), 1784 -1838 (Veuve Agasse, 1820)

The mammals and life zones of Oregon - Bailey, Vernon, 1864 -1942 ([U.S. Govt. Print. Off.], 1936)

The mammals of Alberta - Soper, J. Dewey (Joseph Dewey), 1893 - (Hamly Press, 1964)

Mammals of America - Anthony, H. E. (Harold Elmer), 1890 -1970 (The University Society, inc, 1917)

The mammals of Bitterroot Valley, Montana, in their relation to spotted fever - Henshaw, Henry W. (Henry Wetherbee), 1850 -1930 (Govt. Print. Off, 1911)

The mammals of China and Mongolia - Allen, Glover M. (Glover Morrill), 1879 -1942 (American Museum of Natural History, 1938)

The mammals of Colorado; an account of the several species found within the boundaries of the state, together with a record of their habits and of their distribution - Warren, Edward Royal, 1860 -1942 (G. P. Putnam's sons, 1910)

Mammals of Eastern Asia - Tate, G. H. H. (George Henry Hamilton), 1894 -1953 (The Macmillan Company, 1947)

The mammals of Illinois and Wisconsin - Cory, Charles B. (Charles Barney), 1857 -1921 (1912)

The mammals of India : a natural history of all the animals known to inhabit continental India - Jerdon, T. C. (Thomas Claverhill), 1811 -1872 (Printed for the author by the Thomason college press, 1867)

The mammals of India; a natural history of all the animals known to inhabit continental India - Jerdon, T. C. (Thomas Claverhill), 1811 -1872 (J. Wheldon, 1874)

The mammals of Indiana : a descriptive catalogue of the mammals occurring in Indiana in recent times - Hahn, Walter Louis, 1879 - (Indiana Dept. of Geology and Natural Resources, 1909)

The mammals of Minnesota : a scientific and popular account of their features and habits, with 23 figures and 8 plates - Herrick, C. L. (Clarence Luther), 1858 -1904 (Harrison & Smith, state printers, 1892)

The mammals of Minnesota. A scientific and popular account of their features and habits, with 23 figures and 8 plates - Herrick, C. L. (Clarence Luther), 1858 -1904 (Harrison & Smith, state printers, 1892)

Mammals of New Mexico - Bailey, Vernon, 1864 -1942 ([U.S. Govt. Print. Off.], 1931)

The mammals of Pennsylvania and New Jersey. A biographic, historic and descriptive account of the furred animals of land and sea, both living and extinct, known to have existed in these states ... - Rhoads, Samuel N. (Samuel Nicholson), 1862 -1952 (Privately published, 1903)

The mammals of Pennsylvania and New Jersey. A biographic, historic and descriptive account of thefurred animals of land and sea, both living and extinct, known to have existed in these states ... - Rhoads, Samuel N. (Samuel Nicholson), 1862 -1952 (Privately published, 1862)

The mammals of South Africa - Sclater, William Lutley, 1863 -1944 (R.H. Porter, 1900)

The mammals of the Adirondack region, northeastern New York : with an introductory chapter treating of the location and boundaries of the region, its geological history, topography, climate, general features, botany, and faunal position - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Published by the author, 1884)

The mammals of the Caucasus; a history of the evolution of the fauna. (Mlekopitayushchie Kavkaza; istoriya formirovaniya fauny) - Vereshchagin, N. K. (Israel Program for Scientific Translations [available from the U.S. Dept. of Commerce, Clearinghouse for Federal Scientific and Technical Information, Springfield, Va.], 1967)

Mammals of the Pacific world - Tate, G. H. H. (George Henry Hamilton), 1894 -1953 (The Macmillan Company, 1945)

Mammals of the Soviet Union - Hoffmann, Robert S. (Smithsonian Institution Libraries and National Science Foundation, 2001)