The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1947)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1952)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1955)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1956)

The Lepidopterists' Society, commemorative volume, 1945-1973 - Clench, Harry K. (The Society, 1945)

Lepidotteri - Oberthür, Charles, 1845 -1924 (tip. del Regio Istituto Sordo-Muti, 1880)

Lethaea geognostica oder Abbildungen und Beschreibungen der für die Gebirgs-Formationen bezeichnendsten Versteinerungen - Bronn, H. G. (Heinrich Georg), 1800 -1862 (1838)

The life of North American insects - Jaeger, B. (Benedict), 1789 -1869 (Harper, 1864)

The life of North American insects - Preston, Henry C. (Harper & Brothers, 1859)

The life of North American insects - Preston, Henry C. (Harper, 1859)

The life of North American insects - Preston, Henry C. (Harper, 1864)

The life of North American insects : illustrated by numerous colored engravings and narratives - Jaeger, B. (Benedict), 1789 -1869 (Sayles, Miller and Simons, printers, 1854)

The life of North American insects - Preston, Henry C. (Sayles, Miller and Simons, printers, 1854)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2015)

The Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2016)

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

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1966)

London atalanta - London Natural History Society. Ecology; Entomology Section. (1988)

London Naturalist - London Natural History Society. (London Natural History Society, 1934)

London Naturalist - London Natural History Society. (London Natural History Society, 1936)

London Naturalist - London Natural History Society. (London Natural History Society, 1937)

London Naturalist - London Natural History Society. (London Natural History Society, 1938)

London Naturalist - London Natural History Society. (London Natural History Society, 1939)

London Naturalist - London Natural History Society. (London Natural History Society, 1944)

London Naturalist - London Natural History Society. (London Natural History Society, 1952)

London Naturalist - London Natural History Society. (London Natural History Society, 1953)

London Naturalist - London Natural History Society. (London Natural History Society, 1955)

London Naturalist - London Natural History Society. (London Natural History Society, 1959)

London Naturalist - London Natural History Society. (London Natural History Society, 1976)

London Naturalist - London Natural History Society. (London Natural History Society, 1996)

London Naturalist - London Natural History Society. (London Natural History Society, 1997)

London Naturalist - London Natural History Society. (London Natural History Society, 1998)

London Naturalist - London Natural History Society. (London Natural History Society, 1999)

London Naturalist - London Natural History Society. (London Natural History Society, 2001)

London Naturalist - London Natural History Society. (London Natural History Society, 2002)

London Naturalist - London Natural History Society. (London Natural History Society, 2003)

London Naturalist - London Natural History Society. (London Natural History Society, 2004)

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

London Naturalist - London Natural History Society. (London Natural History Society, 2006)

London Naturalist - London Natural History Society. (London Natural History Society, 2007)

London Naturalist - London Natural History Society. (London Natural History Society, 2008)

London Naturalist - London Natural History Society. (London Natural History Society, 2009)

London Naturalist - London Natural History Society. (London Natural History Society, 2010)

London Naturalist - London Natural History Society. (London Natural History Society, 2011)

London Naturalist - London Natural History Society. (London Natural History Society, 2012)

London Naturalist - London Natural History Society. (London Natural History Society, 2014)

London Naturalist - London Natural History Society. (London Natural History Society, 2015)

Madagascar: an environmental profile (1987)

Madagascar: profil de l'environnement (1990)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2003)

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)

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, 1834)

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, 1923)

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 publishing company, inc, 1938)

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 (Comstock Publishing Company, 1904)

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)

Maryland entomologist - Maryland Entomological Society. (Maryland Entomological Society, 2008)

Maryland naturalist - Natural History Society of Maryland (The Society, 1987)

Mémoires de la Société nationale des sciences naturelles de Cherbourg - Société nationale des sciences naturelles de Cherbourg. (J.B. Bailli et fils, 1873)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1899)

Métamorphoses mœurs et instincts des insectes (insectes, myriapodes, arachnides, crustacés) - Blanchard, Emile, 1819 -1900 (G. Baillière, 1868)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1896)

Mediterranean naturalist (1891)

Mediterranean naturalist (1892)

Memoir - Cornell University. Agricultural Experiment Station. (1923)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1893)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1867)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1873)

Mémoires de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (1875)

Memoires de la Société de physique et d'histoire naturelle de Genève - Société de physique et d'histoire naturelle de Genève. (Georg [etc.], 1905)

Memoires de la Société de physique et d'histoire naturelle de Genève - Société de physique et d'histoire naturelle de Genève. (Georg [etc.], 1911)

Mémoires de la Société du muséum d'histoire naturelle de Strasbourg - Société du musée d'histoire naturelle de Strasbourg. (F. G. Levrault, 1850)

Memoires de la Société (Royale) des sciences, de l'agriculture et des arts à Lille - Société des sciences de l'agriculture et des arts de Lille (Société (Royale) des sciences, de l'agriculture et des arts à Lille, 1856)

Mémoires du Muséum national d'histoire naturelle Série A Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1965)

Mémoires du Muséum national d'histoire naturelle Série A Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1977)

Mémoires du Muséum national d'histoire naturelle Série A Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1984)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1945)

Memoirs of the American Entomological Society - American Entomological Society. (American Entomological Society, 1944)

Memoirs of the National Academy of Sciences - National Academy of Sciences (U.S.) (Government Printing Office, 1924)

Memorial of life and entomologic work of Joseph Albert Lintner ... state entomologist, 1874-98 - Felt, Ephraim Porter, 1868 -1943 (University of the State of New York, 1899)

Memorial of life and entomologic work of Joseph Albert Lintner, state entomologist, 1874-98 - Felt, Ephraim Porter, 1868 -1943 (University of the State of New York, 1899)

Memories of the months - Maxwell, Herbert, Sir, 1845 -1937 (E. Arnold & Co, 1922)

Memories of the months. Fourth series - Maxwell, Herbert, Sir, 1845 -1937 (E. Arnold, 1907)

Merveilles de la nature : les insectes, les myriopodes, les arachnides et les crustaces - Brehm, Alfred Edmund, 1829 -1884 (J.-B. Baillière et Fils, 49 rue Hautefeuille, près du boulevard Saint-Germain, 1882)

Métamorphoses moeurs et instincts des insectes (insectes, myriapodes, arachnides, crustacés) - Blanchard, Emile, 1819 -1900 (G. Baillier, 1877)

Meyers grosses konversations-lexikon. Ein nachschlagewerk des allgemeinen wissens. 2557142MC - Meyer, Hermann Julius, 1826 -1909 (Bibliographisches Institut, 1902)

Meyers Konversations-Lexikon : eine Encyklopädie des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (Verlag des Bibliographischen Instituts, 1890)

Miscellanea entomologica; revue entomologique internationale - Union entomologique. (1899)

Miss Ormerod on injurious insects - Ormerod, Eleanor Anne. (1882)