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)

Lebensbilder aus der Tierwelt - Meerwarth, Hermann, 1870 - (Voigtländer, 1912)

Lehrbuch der pharmaceutischen Zoologie : für Apotheker, Gerichtsärzte, Medicin-Studirende, Droguisten und alle diejenigen, welche sich dem Studium der Pharmacie widmen wollen - Royal College of Physicians of Edinburgh. (Balz, 1838)

Lehrbuch der vergleichenden Anatomie - Royal College of Physicians of Edinburgh. (C. Winter, 1878)

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 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, 1892)

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

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)

The life of Richard Owen - Owen, Richard, 1804 -1892 (J. Murray, 1894)

The life of Richard Owen - Owen, Richard, 1804 -1892 (Murray, 1894)

The life of the Pleistocene or glacial period, as recorded in the deposits laid down by the greatice sheets - Baker, Frank Collins, 1867 -1942 (Pub. by the University of Illinois under the auspices of the Graduate School, 1920)

Life zone investigations in Wyoming - United States. Bureau of Biological Survey. (Government Printing Office, 1917)

Life zones and crop zones of New Mexico - Bailey, Vernon, 1864 -1942 (G.P.O, 1913)

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

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)

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 - 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 - London Zoo (London, England) (The Society, 1865)

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)

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)

Livre rouge des espèces menacées en France. Tome 1, Vertébrés - Beaufort, François de, 1936 -1995 (1983)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1869)

Magasin Encyclopédique : ou journal des sciences, des lettres et des arts (1801)

Malacologia - Institute of Malacology. (Institute of Malacology], 1966)

Os mamíferos do Brasil - Goeldi, Emílio Augusto, 1859 -1917 (Livraria classica de Alves & C, 1893)

The mammalia of Canada - Glenny, George, 1793 -1874 (s.n.], 1888)

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 Big Bend Ranch State Park, Texas - Texas. Parks; Wildlife Department. (Museum of Texas Tech, 1997)

The mammals of Chile - Osgood, Wilfred Hudson, 1875 -1947 (Field Museum of Natural History, 1943)

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)