Lehrbuch der zoologie - Voigt, F. S. (Friedrich Siegmund), 1781 -1850 (E. Schweizerbart, 1838)

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 bei der mikroskopischen Untersuchung thierischer Gewebe - Exner, Siegmund, 1846 -1926 (W. Engelmann, 1878)

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

Die Leitungsbahnen im Nervensystem der wirbellosen Tiere - Droogleever Fortuyn, Aemilius Bernardus, 1886 - (F. Bohn, 1920)

Le Léman : monographie limnologique - Forel, F. A. (François Alphonse), 1841 -1912 (F. Rouge, 1904)

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)

Lettres a Julie sur l'entomologie : suivies d'une description méthodique de la plus grande partie des insectes de France - Mulsant, Martial Étienne, 1797 -1880 (Louis Babeuf, 1830)

Lexicon Entomologicum, oder Entomologisches Wörterbuch - Möller, C.H. ([s.n.], 1795)

Life and her children : glimpses of animal life - Buckley, Arabella B. (Arabella Burton), 1840 -1929 (D. Appleton and Company ..., 1889)

Life and her children; glimpses of animal life from the amba to the insects - Buckley, Arabella B. (Arabella Burton), 1840 -1929 (D. Appleton and company, 1901)

Life and her children : glimpses of animal life from the amoeba to the insects - Buckley, Arabella B. (Arabella Burton), 1840 -1929 (Edward Stanford, 1885)

Life and her children : glimpses of animal life from the amoeba to the insects - Buckley, Arabella B. (Arabella Burton), 1840 -1929 (E. Stanford, 1884)

Life and her children : glimpses of animal life from the amoeba to the insects - Buckley, Arabella B. (Arabella Burton), 1840 -1929 (E. Stanford, 1882)

Life and her children; glimpses of animal life from the amoeba to the insects - Buckley, Arabella B. (Arabella Burton), 1840 -1929 (D. Appleton, 1881)

The life and letters of Charles Darwin : including an autobiographical chapter - Darwin, Charles, 1809 -1882 (D. Appleton, 1887)

The life and letters of Charles Darwin : including an autobiographical chapter - Darwin, Charles, 1809 -1882 (D. Appleton, 1896)

The life and letters of Charles Darwin : including an autobiographical chapter - Darwin, Charles, 1809 -1882 (D. Appleton and Co, 1898)

The life and letters of Charles Darwin, including an autobiographical chapter - Darwin, Charles, 1809 -1882 (D. Appleton and Company, 1888)

The life and letters of Charles Darwin : including an autobiographical chapter - Darwin, Charles, 1809 -1882 (D. Appleton and Co, 1896)

The life and letters of Charles Darwin, including an autobiographical chapter - Darwin, Charles, 1809 -1882 (D. Appleton, 1891)

The life and letters of Charles Darwin, including an autobiographical chapter - Darwin, Charles, 1809 -1882 (John Murray, 1888)

The life and letters of Charles Darwin, including an autobiographical chapter - Darwin, Charles, 1809 -1882 (J. Unray, 1887)

The life and love of the insect - Fabre, Jean-Henri, 1823 -1915 (A. & C. Black, ltd, 1914)

The life and love of the insect - Fabre, Jean-Henri, 1823 -1915 (A. and C. Black, 1911)

Life history of the scavenger water beetle hydrous (hydrophilus) triangularis, and its economic relation to fish breeding - Wilson, Charles Branch, 1861 -1941 (G.P.O, 1923)

Life in ponds and streams - Furneaux, William S. (Longmans, Green, 1896)

The life of inland waters; an elementary text book of freshwater biology for American students - Needham, James G. (James George), 1868 -1957 (The Comstock publishing company, 1916)

The life of inland waters : an elementary text book of fresh-water biology for American students - Needham, James G. (James George), 1868 -1957 (Comstock Pub. Co, 1916)

The life of inland waters; an elementary text book of fresh-water biology for students - Needham, James G. (James George), 1868 -1957 (Comstock Publishing Co, 1937)

The life of inland waters; an elementary textbook of fresh-water biology for students - Needham, James G. (James George), 1868 -1957 (C. C. Thomas, 1930)

The life of the weevil - Fabre, Jean-Henri, 1823 -1915 (Dodd, Mead and company, 1922)

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

List of the Coleoptera of America, north of Mexico - Henshaw, Samuel, 1852 -1941 (American Entomological Society, 1885)

List of the Coleoptera of Southern California, with notes on habits and distribution and descriptions of new species - Fall, H. C. (Henry Clinton), 1863 -1939 (California Academy of Sciences, 1901)

List of the Coleoptera of southern California, with notes on habits and distribution and descriptions of new species - Fall, H. C. (Henry Clinton), 1863 -1939 (California Academy of Sciences, 1901)

List of the Coleoptera of southern California, with notes on habits and distribution and descriptions of new species - Fall, H. C. (Henry Clinton), 1863 -1939 (California academy of sciences, 1901)

A List of the insects of New York : with a list of the spiders and certain other allied groups - Leonard, Mortimer Demarest, 1890 - (Cornell University, 1928)

List of the specimens of Crustacea in the collection of the British Museum - British Museum (Natural History) (Printed by order of the Trustees, 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 specimens of British animals in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1850)

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

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1858)

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, 1856)

Magasin de zoologie. - Guérin-Méneville, F.-É. (Félix-Édouard), 1799 -1874 (Lequien fils,, 1833)

Magazin der Entomologie - Ahrens, August, 1779 -1841 (Joh. Chr. Hendel, 1818)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1802)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1801)

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

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1807)

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, 1832)

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

A magyar halászat könyve. A Kir. magyar természettudományi társulat megbizásából - Herman, Ottó, 1835 -1914 (Kiadja A.K.M. Termeszettudományi társulat, 1887)

Magyarország madarai különös tekintettel gazdasági jelentöségökre. Irta Chernelházi Chernel István. Képekkel ellátta Nécsey István. Intézte Herman Ottó - Herman, Ottó, 1835 -1914 (1899)

Malakozoologische Blätter - Menke, Karl Theodor, 1791 -1861 (T. Fischer, 1881)

The mammals of India : a natural history of all the animals known to inhabit continental India - Jerdon, T. C. (Thomas Claverhill), 1811 -1872 (Printed for the author by the Thomason college press, 1867)

The mammals of India; a natural history of all the animals known to inhabit continental India - Jerdon, T. C. (Thomas Claverhill), 1811 -1872 (J. Wheldon, 1874)

Mantissa insectorum, exhibens species nuper in Etruria - Rossi, Pietro, fl 1790 - (Ex typ. Polloni, 1792)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Publishing Company, 1897)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock publishing company, inc, 1938)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Pub. Co, 1897)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock, 1923)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Publishing Company, 1904)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Publishing Company, 1916)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (The Comstock Pub. Co., 1920, 1920)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Pub. Co, 1895)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Pub. Co, 1930)

A manual of bacteriology - Sternberg, George Miller, 1838 -1915 (W. Wood & Company, 1892)

A manual of British Coleoptera, or beetles : containing a brief description of all the species of beetles hitherto ascertained to inhabit Great Britain and Ireland together wth a notice of their chief localities, times and places of appearances, etc - Stephens, James Francis, 1792 -1853 (Longman, Orme, Brown, Green, and Longmans, 1839)

A Manual of entomology - Shuckard, William Edward, 1802 -1868 (E. Churchton, 1836)