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

Lehrbuch der vergleichenden mikroskopischen Anatomie mit Einschluss der vergleichenden Histologie und Histogenie - Fol, Hermann, 1845 -1892 (Engelmann, 1896)

Lehrbuch der Zoologie - Hertwig, Richard Karl Wilhelm Theodor von Sir Richard Karl Wilhelm Theodor von Hertwig 1850 -1937 (G. Fischer, 1893)

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)

Leitfaden für das zoologische Praktikum - Kükenthal, W. G. (Willy Georg), 1861 -1922 (Gustav Fischer, 1910)

Leitfaden für das zoologische Praktikum - Kükenthal, W. G. (Willy Georg), 1861 -1922 (Fischer, 1912)

Leitfaden für das zoologische Praktikum - Kükenthal, W. G. (Willy Georg), 1861 -1922 (G. Fischer, 1912)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1879)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1881)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1889)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1899)

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

Letters from Malta and Sicily, addressed to a young naturalist - Waring, George. (Harvey and Darton, 1843)

Life; a book for elementary students - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (University Press, 1923)

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-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 serpents and their local distribution in the British isles - Leighton, Gerald (Gerald Rowley), 1868 - (W. Blackwood, 1901)

The life-history of British serpents and their local distribution in the British Isles - Leighton, Gerald (Gerald Rowley), 1868 - (W. Blackwood and sons, 1901)

The life-history of British serpents and their local distribution in the British Isles / by Gerald R. Leighton - Leighton, Gerald (Gerald Rowley), 1868 - (W. Blackwood and Sons, 1901)

Life in its lower, intermediate, and higher forms, or, Manifestations of the Divine Wisdom in the natural history of animals - Gosse, Philip Henry, 1810 -1888 (Robert Carter & Bros, 1857)

Life in its lower, intermediate, and higher forms; or, Manifestations of the divine wisdom in the natural history of animals - Gosse, Philip Henry, 1810 -1888 (J. Nisbet, 1878)

Life in its lower, intermediate, and higher forms; or, Manifestations of the divine wisdom in the natural history of animals - Gosse, Philip Henry, 1810 -1888 (J. Nisbet, 1857)

Life in its lower, intermediate, and higher forms; or, Manifestations of the divine wisdom in the natural history of animals - Gosse, Philip Henry, 1810 -1888 (R. Carter, 1860)

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

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

The lipids, their chemistry and biochemistry - Deuel, Harry James, 1897 -1956 (Interscience Publishers, 1957)

List of Chinese medicines - China. Hai guan zong shui wu si shu. (Statistical Dept. of the Inspectorate General of Customs, 1889)

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, 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, 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)

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

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

The London and Edinburgh philosophical magazine and journal of science (Richard and John E. Taylor, 1832)

The London and Edinburgh philosophical magazine and journal of science (Richard and John E. Taylor, 1835)

London Naturalist - London Natural History Society. (London Natural History Society, 1949)

London Naturalist - London Natural History Society. (London Natural History Society, 1960)

London Naturalist - London Natural History Society. (London Natural History Society, 1965)

London Naturalist - London Natural History Society. (London Natural History Society, 1981)

London Naturalist - London Natural History Society. (London Natural History Society, 1983)

London Naturalist - London Natural History Society. (London Natural History Society, 1991)

London Naturalist - London Natural History Society. (London Natural History Society, 2005)

London Naturalist - London Natural History Society. (London Natural History Society, 2008)

London Naturalist - London Natural History Society. (London Natural History Society, 2011)

Lotos - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (Verlag des Deutschen Naturwissenschaftlich-Medizinischen Vereines für Böhmen "Lotos", 1911)

Lotos - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (Verlag des Deutschen Naturwissenschaftlich-Medizinischen Vereines für Böhmen "Lotos", 1913)

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

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1859)

Loudon's Natural History. Popular descriptions, tales and anecdotes of more than five hundred animals - Loudon, J. C. (John Claudius), 1783 -1843 (G. Bell and sons, 1889)

Mährens und k. k. Schlesiens Fische, Reptilien und Vögel : ein Beitrag zur Fauna beider Kronländer - Heinrich, Albin. (Nitsch und Grosse, 1856)

MAB Biosphere Reserves: Site Descriptions, post compilation 5 (October 1990) - WCMC (UNESCO MAB Programme, 1992)

Magasin de zoologie. - Guérin-Méneville, F.-É. (Félix-Édouard), 1799 -1874 (Lequien fils,, 1832)

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

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, 1832)

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, 1837)

The Magazine of natural history / conducted by Edward Charlesworth - Charlesworth, Edward. (s.n.], 1838)

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)

Les maladies microbiennes des animaux par Ed. Nocard et E. Leclainche - Leclainche, Emmanuel, 1861 - (Masson, 1903)

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1857)

Mammals of Eastern Europe and Northern Asia - Ognev, S. I. (Sergei Ivanovich), 1886 -1951 (Pub. for the Smithsonian Institution and the National Science Foundation, Washington, D.C., by the Israel Program for Scientific Translations, 1966)

A manual of British vertebrate animals, or, Descriptions of all the animals belonging to the classes, Mammalia, Aves, Reptilia, Amphibia, and Pisces, which have been hitherto observed in the British Islands, including the domesticated, naturalized, and extirpated species : the whole systematically aranged - Jenyns, Leonard, 1800 -1893 (Printed at the Pitt Press, by John Smith, sold by J. & J.J. Deighton, 1835)

A manual of British vertebrate animals: or Descriptions of all the animals belonging to the classes, Mammalia, Aves, Reptilia, Amphibia, and Pisces, which have been hitherto observed in the British Islands: including the domesticated, naturalized, and extirpated species: the whole systematically arranged - Jenyns, Leonard, 1800 -1893 (Printed by J. Smith, sold by J. & J.J. Deighton; [etc., etc.], 1835)

A manual of comparative anatomy - Blumenbach, Johann Friedrich, 1752 -1840 (Printed for W. Simpkin and R. Marshall, 1827)