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, 1847)

Leitfaden der Biologie der Fische - Haempel, Otto. (F. Enke, 1912)

Leitfaden der planktonkunde, von dr. Adolf Steuer ... mit 279 abbildungen im text und 1 tafel - Steuer, Adolf, 1871 - (B.G. Teubner, 1911)

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

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)

Life and letters of Thomas Henry Huxley - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and company, 1900)

Life and letters of Thomas Henry Huxley - Huxley, Leonard, 1860 -1933 (Macmillan & Co, 1908)

Life and letters of Thomas Henry Huxley - Huxley, Thomas Henry, 1825 -1895 (D. Appleton, 1901)

Life and letters of Thomas Henry Huxley - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and Co, 1900)

Life and letters of Thomas Henry Huxley - Huxley, Leonard, 1860 -1933 (Macmillan, 1900)

Life and letters of Thomas Henry Huxley - Huxley, Thomas Henry, 1825 -1895 (Macmillan, 1903)

Life and letters of Thomas Henry Huxley - Huxley, Thomas Henry, 1825 -1895 (Appleton, 1979)

Life by the seashore : an introduction to natural history - Newbigin, Marion I. (Marion Isabel), 1869 -1934 (Swan Sonnenschein, 1910)

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, 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 (R. Carter, 1860)

Life in the sea; or, The nature and habits of marine animals - Wraxall, Frederick Charles Lascelles, Sir, bart., 1828 -1865 (Houlston & Wright, 1860)

The life of Philip Henry Gosse - Gosse, Edmund, 1849 -1928 (K. Paul, Trench, Trübner, 1890)

Life on the earth its origin and succession - Phillips, John, 1800 -1874 (Macmillan, 1860)

Life, outlines of general bioloy - Thomson, J. Arthur (John Arthur), 1861 -1933 (Harper, 1900)

Links in the chain; or, Popular chapters on the curiosities of animal life, by George Kearley with illustrations by F.W. Keyl - Kearley, George (J. Hogg and Sons, 1862)

Links in the chain; or, Popular chapters on the curiosities of animal life - Kearley, George (J. Hogg, 1862)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1940)

List of the specimens of British animals in the collection of the British Museum - Gray, John Edward, 1800 -1875 (Printed by order of the Trustees, 1848)

Living lights; a popular account of phosphorescent animals and vegetables - Holder, Charles Frederick, 1851 -1915 (C. Scribner's Sons, 1892)

Living lights; a popular account of phosphorescent animals and vegetables - Holder, Charles Frederick, 1851 -1915 (S. Low, Marston, Searle, and Rivington, 1887)

Living lights : a popular account of phosphorescent animals and vegetables - Holder, Charles Frederick, 1851 -1915 (Sampson Low, Marston, 1887)

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, 1868)

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)

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)

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

The London and Edinburgh philosophical magazine and journal of science (Richard and John E. Taylor, 1838)

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

The lower animals; living invertebrates of the world - Buchsbaum, Ralph, 1907 -2002 (Doubleday, 1960)

Madras fisheries bulletin - Madras (India : State). Fisheries Bureau. (Printed by the Superintendent, Government Press, 1921)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1858)

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, 1829)

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, 1831)

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, 1833)

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.], 1839)

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

Malacologia - Institute of Malacology. (Institute of Malacology], 1967)

Malacologia - Institute of Malacology. (Institute of Malacology], 1982)

Malacologia - Institute of Malacology. (Institute of Malacology], 1983)

Malacologia - Institute of Malacology. (Institute of Malacology], 1986)

Manual of elementary zoology - Borradaile, L. A. (Lancelot Alexander), 1872 -1945 (Oxford University Press, 1958)

A manual of marine zoology for the British Isles - Gosse, Philip Henry, 1810 -1888 (J. Van Voorst, 1855)

A manual of natural history, for the use of travellers : being a description of the families of the animal and vegetable kingdoms: with remarks on the practical study of geology and meteorology. To which are appended directions for collecting and preserving - Adams, Arthur, 1820 -1878 (J. Van Voorst, 1854)

A manual of natural history, for the use of travellers : being a description of the families of the animal and vegetable kindgoms: with remarkable on the practical study of geology and meteorology. To which are appended directions for collecting and preserving - Adams, Arthur, 1820 -1878 (J. Van Voorst, 1854)

A manual of palaeontology for the use of students with a general introduction on the principles of palaeontology - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood and sons, 1872)

A manual of palaeontology for the use of students with a general introduction on the principles of palaeontology - Nicholson, Henry Alleyne, 1844 -1899 (Blackwood, 1889)

A manual of palæontology, for the use of students; with a general introduction on the principles of palæontology - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood and sons, 1879)

A manual of palæontology for the use of students : with a general introduction on the principles of palaeontology - Nicholson, Henry Alleyne, 1844 -1899 (Blackwood, 1872)

Manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (Appleton, 1901)

Manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (Appleton, 1888)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and Co, 1885)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and Company, 1901)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and company, 1888)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and company, 1878)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (J. & A. Churchill, 1877)

Manual of the botany of the northern United States : including the district east of the Mississippi and north of North Carolina and Tennessee - Coulter, John Merle, 1851 -1928 (American Book Co, 1889)

A manual of the common invertebrate animals, exclusive of insects - Pratt, Henry Sherring, 1859 - (A.C. McClurg & co, 1916)

A manual of the common invertebrate animals, exclusive of insects - Pratt, Henry Sherring, 1859 - (A.C. McClurg & Co, 1923)

Manual of the natural history, geology, and physics of Greenland, and the neighboring regions : prepared for the use of the Arctic Expedition of 1875, under the direction of the Arctic Committee of the Royal Society, for the use of the expedition ; published by authority of the Lords Commissioners of the Admiralty - Great Britain. Admiralty. (H.M. Stationery Off., printed by G.E. Eyre and W. Spottiswoode, 1875)

A manual of the sub-kingdom Coelenterata - Greene, J. Reay, 1836 -1903 (Longman, Green, Longman, Roberts, & Green, 1863)

Manual of the sub-kingdom Cœlenterata - Greene, J. Reay, 1836 -1903 (Longman, Green, Longman and Roberts, 1861)

A manual of the sub-kingdom Cœlenterata - Greene, J. Reay, 1836 -1903 (Longmans, Green, and Co, 1869)

A manual of the sub-kingdom Protozoa. With a general introduction on the principles of zoology - Greene, J. Reay, 1836 -1903 (Longmans, Green, Longman, Roberts, & Green, 1868)