Light and the behavior of organisms - Mast, Samuel Ottmar, 1871 - (J. Wiley & Sons; [etc., etc.], 1911)

Linné - Fries, Theodor Magnus, 1832 -1913 (Fahlcrantz & co, 1903)

A list of the genera of birds : with their synonyma an indication of the typical species of each genus - Gray, George Robert, 1808 -1872 (R. and J.E. Taylor, 1840)

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)

A list, with descriptions, illustrations, and prices, of whatever relates to aquaria - Lloyd, William Alford ([Hayman Bros., printers], 1858)

Locupletissimi rerum naturalium thesauri accurata descriptio, et iconibus artificiosissimis expressio, per universam physices historiam : opus, cui, in hoc rerum genere, nullum par exstitit - Boerhaave, Herman, 1668 -1738 (Apud J. Wetstenium, & Gul. Smith, & Janssonio-Waesbergios, 1734)

London Naturalist - London Natural History Society. (London Natural History Society, 1969)

London Naturalist - London Natural History Society. (London Natural History Society, 1970)

London Naturalist - London Natural History Society. (London Natural History Society, 1988)

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

Lunds universitets årsskrift. 2. Afd, Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1922)

The Lymnæidæ of North and Middle America, recent and fossil - Baker, Frank Collins, 1867 -1942 (The Academy, 1911)

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, 1830)

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, 1835)

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

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1879)

Mantissa in volumen primum [-tertium] :Systematis vegetabilium caroli a Linné : ex editione Joan. Jac. Roemer et Jos. Aug. Schultes - Schultes, Joseph August, 1773 -1831 (Sumtibus J.G. Cottae, 1824)

Manual of animal biology - Baitsell, George Alfred, 1885 -1971 (The Macmillan company, 1932)

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

A manual of elementary zoology - Borradaile, L. A. (Lancelot Alexander), 1872 -1945 (H. Frowde, Hodder & Stoughton, 1920)