Lehrbuch der vergleichenden Anatomie der wirbellosen Thiere - Lang, Arnold, 1855 -1914 (G. Fisher, 1900)

Lehrbuch der vergleichenden Anatomie der Wirbellosen Thiere - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Veit, 1848)

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)

Die Leitfossilien : ein Handbuch für den Unterricht und für das Bestimmen von Versteinerungen - Koken, Ernst (Ernst Friedrich Rudolf Karl), 1860 -1912 (Chr. Herm. Tauchnitz, 1896)

Die Leitfossilien, ein Handbuch für den Unterricht und für das Bestimmen von Versteinerungen - Koken, Ernst (Ernst Friedrich Rudolf Karl), 1860 -1912 (H. Tauchnitz, 1896)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1886)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1910)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1911)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1912)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1913)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1915)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1916)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1919)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1920)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1921)

Lepidoptera indica - Moore, Frederic, 1830 -1907 (1893)

Lepidoptera indica - Moore, Frederic, 1830 -1907 (1899)

Lepidoptera indica - Moore, Frederic, 1830 -1907 (1903)

The Lepidoptera of the British Islands : a descriptive account of the families, genera, and species indigenous to Great Britain and Ireland, their preparatory states, habits, and localities - Barrett, Charles Golding, 1836 -1904 (L. Reeve, 1893)

The Lepidoptera of the British Islands : a descriptive account of the families, genera, and species indigenous to Great Britain and Ireland, their preparatory states, habits, and localities - Barrett, Charles Golding, 1836 -1904 (L. Reeve, 1907)

Lepidoptera, rhopaloceres and heteroceres, indigenous and exotic; with descriptions and colored illustrations - Strecker, Herman, 1836 -1901 (Owen's steam book and job printing office, 1872)

Lepidoptera, rhopaloceres and heteroceres, indigenous and exotic; with descriptions and colored illustrations - Strecker, Herman, 1836 -1901 (Owen's steam book and job printing office, 1876)

Die Lepidopteren der Schweiz - Frey, Heinrich, 1822 -1890 (W. Engelmann, 1880)

The lepidopterist's calendar - Merrin, Joseph. (H. Marsden, 1875)

The lepidopterist's calendar; giving the time when the British lepidoptera appear in the egg, larval, pupal, and imago states, with the food-plant, and habitat - Merrin, Joseph, 1820 -1904 (H. Marsden, 1875)

The lepidopterist's guide : for the use of the young collector - Knaggs, H. Guard (Henry Guard), 1832 -1908 (J. Van Voorst, 1871)

The lepidopterist's guide : intended for the use of the young collector, containing full instructions for the collecting, management, observation, and preservation, of lepidoptera, in all their stages - Knaggs, H. Guard (Henry Guard), 1832 -1908 (J. Van Voorst, 1869)

Lethaea geognostica oder Abbildungen und Beschreibungen der für die Gebirgs-Formationen bezeichnendsten Versteinerungen - Bronn, H. G. (Heinrich Georg), 1800 -1862 (1835)

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)

Lethaea rossica, ou, Paléontologie de la Russie - Eichwald, Carl Eduard von, 1795 -1876 (E. Schweizerbart, 1859)

The lichen-flora of Great Britain, Ireland, and the Channel Islands - Leighton, William Allport, 1805 -1889 (1879)

Life and letters of Alexander Goodman More, F.R.S.E., F.L.S., M.R.I.A., with selections from his zoological and botanical writings - More, Alexander Goodman, 1830 -1895 (Hodges, Figgis & co. (ltd.), 1898)

Life and letters of Alexander Goodman More, with selections from his zoological and botanical writings - More, Alexander Goodman, 1830 -1895 (Hodges, Figgis, 1898)

List of American writers on recent conchology. With the titles of their memoirs and dates of publication - Tryon, George W., (George Washington), 1838 -1888 (Baillière brothers, 1861)

List of American writers on recent conchology. With the titles of their memoirs and dates of publication - Tryon, George W., (George Washington), 1838 -1888 (Baillière, 1861)

A list of British Diptera - Verrall, George Henry, 1848 -1911 (University press, 1901)

A list of British Lepidoptera and their named varieties - Robson, John E. (John Emmerson), 1833 -1907 (J. Kempster, 1880)

List of marine Mollusca comprising the Quaternary fossils and recent forms from American localities between Cape Hatteras and Cape Roque, including the Bermudas - Dall, William Healey, 1845 -1927 (Govt. Print. Off, 1885)

List of mollusca and other forms of marine life collected in the years 1889-1890, in Japan - Stearns, F. (1891)

List of papers contributions to natural history, etc. chiefly on the conchology of North America - Stearns, Robert E. C. (Robert Edwards Carter), 1827 -1909 (1866)

List of the shells of Cuba in the . . . Museum collected by M. Ramon de la Sagra ; described by . . . A. d'Orbigny, in the "Histoire de l'Ile de Cuba." - British Museum (Natural History) (1854)

List of the shells of South America in the collection of the British Museum - Orbigny, Alcide Dessalines d', 1802 -1857 (Printed by order of the trustees, 1854)

List of the shells of the Canaries in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by Order of the Trustees [by Taylor and Francis], 1854)

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

List of the specimens of lepidopterous insects in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1855)

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, 1856)

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, 1851)

List of Yorkshire Lepidoptera - Porritt, George Taylor, 1848 - (A. Brown & Sons, ltd, 1904)

Literary papers by the late Professor Edward Forbes - Reeve, Lowell Augustus 1814 -1865 (L. Reeve, 1855)

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, 1841)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1843)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1886)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1889)

London Naturalist - London Natural History Society. (London Natural History Society, 1924)

Long-term effects of beach nourishment on the benthic fauna of Panama City Beach, Florida - Coastal Engineering Research Center (U.S.) (Coastal Engineering Research Center, 1982)

Lord Howe Island. Its zoology, geology, and physical characters - Ogilby, J. Douglas (James Douglas), 1853 -1925 (C. Potter, government printer, 1889)

The lower Eocene floras of southeastern North America - Berry, Edward Wilber, 1875 -1945 (Govt. Print. Off, 1916)

Lucina sine concubitu : a treatise humbly addressed to the Royal Society : in which is proved, by most incontestable evidence, drawn from reason and practice, that a woman may conceive and be brought to bed, without any commerce with man - Hill, John, 1714? -1775 (Privately printed, 1885)

The Macleay memorial volume - Linnean Society of New South Wales. (The Society, 1893)

Madras fisheries bulletin - Madras (India : State). Fisheries Bureau. (Printed by the Superintendent, Government Press, 1922)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1935)

Magasin de zoologie, d'anatomie comparée et de palaeontologie (Arthus Bertrand, 1843)

Magasin de zoologie, d'anatomie comparée et de palaeontologie (Arthus Bertrand, 1844)

Magazin der Entomologie - Ahrens, August, 1779 -1841 (Joh. Chr. Hendel, 1813)

Magasin Encyclopédique : ou journal des sciences, des lettres et des arts (1803)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1804)

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, 1832)

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.], 1839)

The Magazine of natural history / conducted by Edward Charlesworth - Charlesworth, Edward. (s.n.], 1840)

Magyarország pók-faunája - Herman, Ottó, 1835 -1914 (Kiadja a Királyi magyar termászettudományi társulat, 1876)

Magyarország pók-faunája - Herman, Ottó, 1835 -1914 (Kiadja a Királyi magyar termászettudományi társulat, 1879)

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

Malacologia - Institute of Malacology. (Institute of Malacology], 1966)

Malacologia - Institute of Malacology. (Institute of Malacology], 1971)