The land and sea mammals of Middle America and the West Indies - Elliot, Daniel Giraud, 1835 -1915 (Field Columbian Museum, 1904)

Die Land- und Süsswasser-Conchylien der Vorwelt - Sandberger, Fridolin, 1826 -1898 (1870)

Latreille's Naturliche Familien des Thierreichs - Latreille, P. A. (Pierre André), 1762 -1833 (Im Verlage des Gr. H.S. priv. Landes-Industrie- Comptoirs, 1827)

Laurence M. Huey Field Notes, 1916-1954 - Huey, Laurence M. (Laurence Markham), 1892 -1963 (San Diego Natural History Museum Research Library, 1916)

Lebensbilder aus der Tierwelt der Vorzeit - Abel, Othenio, 1875 -1946 (Verlag von G. Fischer, 1922)

Lehrbuch der Forstwirtschaft für Waldbau-und Försterschulen, sowie zum ersten forstlichen unterrichte für Aspiranten des Forstverwaltungsdienstes - Eckert, Karl, (W. Frick, 1908)

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 vergleichenden mikroskopischen Anatomie der Wirbeltiere - Oppel, Albert, 1863 -1915 (Fischer, 1896)

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

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)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1883)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1894)

Il letargo - Polimanti, Osvaldo. (Tipografia del Senato di G. Bardi, 1912)

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

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

The life of animals; the mammals - Ingersoll, Ernest, 1852 -1946 (The Macmillan Company, 1906)

The life of mammals - Ingersoll, Ernest, 1852 -1946 (Macmillan, 1917)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1878)

A list of a collection of Mexican mammals with descriptions of some apparently new forms - Elliot, Daniel Giraud, 1835 -1915 (1903)

A list of mammals obtained by Edmund Heller, collector for the museum, from the coast region of northern California and Oregon - Elliot, Daniel Giraud, 1835 -1915 (1903)

List of mammals obtained by Thaddeus Surber, collector for the Museum, chiefly in Oklahoma and Indian Territories - Elliot, Daniel Giraud, 1835 -1915 (1899)

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)

List of recent land mammals of Mexico, 2014 - Arroyo-Cabrales, Joaquin (Museum of Texas Tech University, 2014)

List of species of mammals, principally rodents, obtained by W. W. Price, S. E. Meek, G. K. Cherrie and E. S. Thompson, in the States of Iowa, Wyoming, Montana, Idaho, Nevada and California, with descriptions of new species - Elliot, Daniel Giraud, 1835 -1915 (1898)

A list of the generic and family names of rodents - Palmer, T. S. (Theodore Sherman), 1868 -1955 (Biological Society of Washington, 1897)

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 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 - 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, 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 - 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)

List of vertebrated animals living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1866)

Lista taxonómica de los mamiferos terrestres de México - Ramírez-Pulido, José (Museum of Texas Tech University, 1996)

Literature on wildlife research in the Madrean Archipelago, 1800s-1994 - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1997)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1978)

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, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1870)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1851)

Lund easement baseline biological inventory - Montana Natural Heritage Program. (Montana Natural Heritage Program, 2001)

Lunds universitets årsskrift. 2. Afd, Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1918)