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

A Lavoura (Sociedade Nacional de Agricultura, 1946)

A Lavoura (Sociedade Nacional de Agricultura, 1962)

Leaves from the note book of a naturalist - Broderip, William John, 1789 -1859 (E. Littell & co, 1852)

Leaves from the note book of a naturalist - Broderip, William John, 1789 -1859 (J.W. Parker and Son, 1852)

Leaves from the note book of a naturalist - Broderip, William John, 1789 -1859 (John W. Parker, 1852)

Lectures on comparative anatomy - Cuvier, Georges, baron, 1769 -1832 (Printed at the Oriental Press by Wilson ... for T.N. Longman and O. Rees, 1802)

Lectures on the elements of comparative anatomy - Huxley, Thomas Henry, 1825 -1895 (J. Churchill and Sons, 1864)

Lehrbuch der Entwicklungsgeschichte des Menschen und Wirbelthiere - Hertwig, Oscar, 1849 -1922 (Gustav Fischer, 1896)

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

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

Lehrbuch der Physiologie des Menschen : einschliesslich der Histologie und mikroskopischen Anatomie mit besonderer Berücksichtigung der praktischen Medicin - Landois, L. (Leonard), 1837 -1902 (Urban & Schwarzenberg, 1891)

Lehrbuch der praktischen vergleichenden Anatomie - Vogt, Karl Christoph, 1817 -1895 (Vieweg, 1894)

Lehrbuch der praktischen vergleichenden Anatomie - Vogt, Karl Christoph, 1817 -1895 (Vieweg, 1889)

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

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 Anatomie der Wirbelthiere : auf Grundlage der Entwicklungsgeschichte - Wiedersheim, Robert, 1848 -1923 (G. Fischer, 1883)

Lehrbuch der vergleichenden anatomie der wirbelthiere; auf grundlage der entwicklungsgeschichte - Wiedersheim, Robert, 1848 -1923 (G. Fischer, 1883)

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

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

Lehrbuch der Vergleichenden Mikroskopischen Anatomie der Wirbeltiere - Franz, Victor, 1883 -1950 (verlag von Gustav Fischer, 1913)

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, 1891)

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

Lehrbuch der Zootomie; anatomische Charakteristik der Thierklassen, als Einleitung in das Studium der Zoologie, vergleichenden Anatomie und Physiologie mit Hinweisung auf die Icones zootomicae - Frey, Heinrich, 1822 -1890 (Voss, 1843)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1890)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1952)

Lessons in elementary anatomy - Mivart, St. George Jackson, 1827 -1900 (MacMillan, 1889)

Liangqi baxing dongwu yanjiu = Acta herpetologica Sinica - Chengdu Sheng wu yan jiu suo. (Yanjiusuo, 1979)

Liberia - Stapf, O. (Otto) 1857 -1933 (Hutchinson, 1906)

The life and correspondence of William Buckland, D.D., F.R.S., sometime dean of Westminster, twice president of the Geological society, and first president of the British association ... - Buckland, William, 1784 -1856 (J. Murray, 1894)

Life and letters of Sir Joseph Prestwich ... - Prestwich, Grace Anne, Lady, 1832 -1899 (W. Blackwood and Sons, 1899)

The life-history of British lizards : and their local distribution in the British Isles / by Gerald R. Leighton - Leighton, Gerald (Gerald Rowley), 1868 - (George A. Morton, 1903)

The life-history of British lizards : and their local distribution in the British Isles - Leighton, Gerald (Gerald Rowley), 1868 - (George A. Morton, 1903)

The life of vertebrates - Young, J. Z. (John Zachary), 1907 -1997 (Oxford University Press, 1962)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1931)

List of skeletons and crania in the section of comparative anatomy of the United States Army Medical Museum : for use during the International Exhibition of 1876 in connection with the representation of the Medical Department, U.S., Army - Yarrow, H. C. (Harry Crécy) 1840 -1929 (The Museum, 1876)

List of skeletons and crania in the Section of Comparative Anatomy of the United States Army Medical Museum : for use during the International Exhibition of 1876 in connection with the representation of the Medical Department, U.S. Army - Yarrow, H. C. (Harry Crécy) 1840 -1929 (Army Medical Museum, 1876)

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

A list of the publications of the United States National Museum (1875-1900) including the Annual reports, Proceedings, Bulletins, Special bulletins, and Circulars, with index of titles - United States National Museum (Govt. Print. Off, 1902)

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, 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, 1896)

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)