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)

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

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)

Lehrbuch für den ersten, systematischen Unterricht in der Naturgeschichte - Lumnitzer, Johann Georg. (In der Kunsthandlung des H.F. Müller, 1826)

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)

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

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1873)

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

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)

Letters from the Canary Islands - Browne, D. J. (Daniel Jay), 1804 -1867 (G. W. Light, 1834)

Das Leuchten des Meeres : neue Beobachtungen nebst Übersicht der Hauptmomente der geschichtlichen Entwicklung dieses merkwürdigen Phänomens - Ehrenberg, Christian Gottfried, 1795 -1876 (Gedruckt in der Druckerei der Königlichen Akademie der Wissenschaften, 1835)

Lichtenstein's Catalogus rerum naturalium rarissimarum - Godman, Frederick Du Cane, 1834 -1919 ([Printed by Taylor and Francis], 1882)

Life and rock: a collection of zooogical and geological essays - Lydekker, Richard, 1849 -1915 (The Universal Press, 1894)

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

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

List of land mammals of New Guinea, Celebes and adjacent islands, 1758-1952 - Laurie, Eleanor Mary Ord. (BM(NH), 1954)

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 the animals in the gardens of the Zoological Society : with notices respecting them : May, 1837 - Zoological Society of London. (Printed by Richard and John E. Taylor, 1837)

List of the animals in the gardens of the Zoological Society : with notices respecting them, and a plan of the gardens, showing the buildings and enclosures in which the animals are kept : June 1833 - Zoological Society of London. (Printed by Richard Taylor, 1833)

List of the books, memoirs, and miscellaneous papers - Gray, John Edward, 1800 -1875 (Printed for private distribution, 1875)

List of the books, memoirs, and miscellaneous papers by Dr. J.E. Gray, F.R.S. : with a few historical notes - Gray, John Edward, 1800 -1875 (Printed for private distribution, 1872)

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 (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, 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, 1883)

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 - 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)

List of vertebrated animals living in the gardens of the Zoological Society of London - London Zoo (London, England) (The Society, 1865)

Lives of eminent zoologists, from Aristotle to Linnaeus : with introductory remarks on the study of natural history, and occasional observations on the progress of zoology - MacGillivray, William 1796 -1852 (Oliver & Boyd, 1834)

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)

Die Loango-Expedition ausgesandt von der Deutschen Gesellschaft zur Erforschung Aequatorial-Africas, 1873-1876 : ein Reisewerk in drei Abtheilungen - Pechuël-Loesche, Eduard, 1840 -1913 (P. Frohberg, 1879)

Die Loango-Expedition ausgesandt von der Deutschen Gesellschaft zur Erforschung Aequatorial-Africas, 1873-1876. Ein Reisewerk in drei Abtheilungen - Pechuël-Loesche, Eduard, 1840 -1913 (E. Baldamus, 1888)

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, 1837)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1858)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1892)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1842)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1846)

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)

Lunds universitets årsskrift 2. Afd Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1920)

M. Th. Brünnichii Zoologiae fundamenta praelectionibus academicis accommodata = Grunde i dyrelaeren - Brünnich, M. Thr. (Morten Thrane), 1737 -1827 (Apud Frider. Christ. Pelt, 1772)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1838)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1839)

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

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1857)

Magasin de zoologie, d'anatomie comparée et de palaeontologie (Arthus Bertrand, 1839)

Magazin des Thierreichs - Leitner, Johann, (Wolfgang Walther, 1795)

Magazin für das Neueste aus der Physik und Naturgeschichte - Lichtenberg, Georg Christoph, 1742 -1799 (Carl Wilhelm Ettinger, 1781)

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.], 1840)

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

The Malay archipelago : the land of the Orang-Utan, and the bird of paradise : a narrative of travel, with studies of man and nature - Wallace, Alfred Russel, 1823 -1913 (Macmillan and Co, 1869)

The Malay Archipelago : the land of the orang-utan and the bird of paradise ; a narrative of travel, with studies of man and nature - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1886)

The Malay archipelago : the land of the orang-utan and the bird of paradise : a narrative of travel, with studies of man and nature - Wallace, Alfred Russel, 1823 -1913 (Macmillan, 1890)

The Malay Archipelago: the land of the orang-utan, and the bird of paradise - Wallace, Alfred Russel, 1823 -1913 (Harper & Brothers, 1869)

The Malay Archipelago, the land of the orang-utan and the bird of paradise : a narrative of travel, with studies of man and nature - Wallace, Alfred Russel, 1823 -1913 (MacMillan, 1874)

The Malay Archipelago : the land of the orang-utan and the bird of paradise : a narrative of travel, with studies of man and nature - Wallace, Alfred Russel, 1823 -1913 (Macmillan and Co, 1869)

Der Malayische Archipel. Die Heimath des Orang-Utan und des Paradiesvogels. Reiseerlebnisse und Studien über Land und Leute - Wallace, Alfred Russel, 1823 -1913 (Westermann, 1869)

Malaysia and the Pacific archipelagoes - Wallace, Alfred Russel, 1823 -1913 (E. Stanfod, 1894)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1907)

Los Mamíferos del Museo Martorell de Barcelona - Aguilar-Amat, Juan B. de (Juan Baptista), 1882 -1936 (Museu Martorell, 1916)

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)

The mammalia in their relation to primeval times - Schmidt, Oscar, 1823 -1886 (Paul, 1885)

The Mammalia in their relation to primeval times - Schmidt, Oscar, 1823 -1886 (K. Paul, Trench, Trübner, 1894)