Key-catalogue of parasites reported for carnivora (cats, dogs, bears, etc.) : with their possible public health importance - Stiles, Charles Wardell, 1867 -1941 (United States Government Printing Office, 1935)

Key to the land mammals of northeastern North America - Miller, Gerrit S. Jr. (Gerrit Smith), 1869 -1956 (University of the State of New York, 1900)

The Kingbird - Federation of New York State Bird Clubs. (s.n, 2011)

Knowledge. v. 1-40; Nov. 1881-Dec. 1917 (Wyman [etc.])

Kosmos (Ernst Günther, 1884)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1829)

Kurzgefasste gemeinnützige Naturgeschichte des In- und Auslandes : für Schulen und häuslichen Unterricht - Bechstein, Johann Matthäus, 1757 -1822 (S. Crusius, 1792)

A laboratory manual in elementary biology; an inductive study in animal and plant morphology designed for preparatory and high schools - Boyer, Emanuel Roth, 1851 -1900 (Heath, 1894)

The land and sea mammals of Middle America and the West Indies - Elliot, Daniel Giraud, 1835 -1915 (Field Columbian Museum, 1904)

Die Land- und Süsswasser-Conchylien der Vorwelt - Sandberger, Fridolin, 1826 -1898 (1870)

Lebensbilder aus der Tierwelt der Vorzeit - Abel, Othenio, 1875 -1946 (Verlag von G. Fischer, 1922)

Lehrbuch der Forstwirtschaft für Waldbau-und Försterschulen, sowie zum ersten forstlichen unterrichte für Aspiranten des Forstverwaltungsdienstes - Eckert, Karl, (W. Frick, 1908)

Lehrbuch der Naturgeschichte - Burmeister, Hermann, 1807 -1892 (Anton und Gelbecke, 1830)

Lehrbuch der vergleichenden Anatomie - Royal College of Physicians of Edinburgh. (C. Winter, 1878)

Lehrbuch der vergleichenden mikroskopischen Anatomie der Wirbeltiere - Royal College of Physicians of Edinburgh. (G. Fischer, 1914)

Lehrbuch der vergleichenden mikroskopischen Anatomie der Wirbeltiere - Oppel, Albert, 1863 -1915 (Fischer, 1896)

Lehrbuch der Zoologie - Claus, Carl, 1835 -1899 (Elwert, 1897)

Lehrbuch der zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert, 1891)

Lehrbuch der Zoologie - Hertwig, Richard Karl Wilhelm Theodor von Sir Richard Karl Wilhelm Theodor von Hertwig 1850 -1937 (G. Fischer, 1892)

Leitfaden für die Försterprüfungen; ein Handbuch für den Unterricht und Selbstunterricht unter Berücksichtigung der preussischen Verhältnisse sowie für den praktischen Forstwirt - Westermeier, G. (J. Springer, 1909)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1859)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1899)

Life of a Scotch naturalist : Thomas Edward, associate of the Linnaean society - Smiles, Samuel, 1812 -1904 (Harper & brothers, 1877)

Life of a Scotch naturalist, Thomas Edward, associate of the Linnean Society - Smiles, Samuel, 1812 -1904 (J. Murray, 1876)

The life of animals; the mammals - Ingersoll, Ernest, 1852 -1946 (The Macmillan Company, 1906)

The life of mammals - Ingersoll, Ernest, 1852 -1946 (Macmillan, 1917)

The life of vertebrates - Young, J. Z. (John Zachary), 1907 -1997 (Oxford University Press, 1962)

Linné och veterinär-vetenskapen. Föredrag, hållet vid Kongl. Veterinär-institutets i Stockholm femtioåriga jubileum - Kinberg, Johan Gustaf Hjalmar, 1820 -1908 (C.M. Thimgrens, 1872)

Lions, tigers, &c. &c - Jardine, William, 1800 -1874 (H.G. Bohn, 1840)

Lions, tigers, &c., &c - Jardine, William, 1800 -1874 (H. G. Bohn [etc.], 1846)

List of North American land mammals in the United States National Museum, 1911 - Miller, Gerrit S. Jr. (Gerrit Smith), 1869 -1956 (Govt. print. off, 1912)

List of North American recent mammals 1923 - Miller, Gerrit S. (Gerrit Smith), 1869 -1956 (Govt. Print. Off, 1924)

List of the vertebrated animals now or lately living in the gardens of the Zoological society of London - Sclater, Philip Lutley, 1829 -1913 (The Society, 1877)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1879)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (Printed for the Society, and sold ... Longmans, Green, Reader, and Dyer, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (printed for the Society, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society by Longmans, Green, Reader, and Dyer, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1896)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (Printed for the Society, 1896)

List of vertebrated animals living in the gardens of the Zoological Society of London - London Zoo (London, England) (The Society, 1865)

List of vertebrated animals living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1866)

The living world: a complete natural history of the world's creatures, fishes, reptiles, insects, birds and mammals - Buel, James W. (James William), 1849 -1920 (Holloway & co, 1889)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1848)

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

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

Lord Lilford on birds: being a collection of informal and unpublished writings by the late president of the British Ornithologists' Union. With contributed papers upon falconry and otter hunting, his favourite sports - Thorburn, Archibald, 1860 -1935 (Hutchinson, 1903)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1859)

Lunds universitets årsskrift. 2. Afd, Medicin samt matematiska och naturvetenskapliga ämmen - Lunds universitet. (Universitets], 1920)

Maapallon eläimistö - Suomalainen, E. W. (W. Söderström, 1922)

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

Magazin für das Neueste aus der Physik und Naturgeschichte - Lichtenberg, Georg Christoph, 1742 -1799 (Carl Wilhelm Ettinger, 1781)

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

Die Mallophagen mit besonderer Berücksichtigung der von Dr. Meyer gesammelten Arten - Taschenberg, Otto, 1854 -1922 (E. Blochmann, 1882)

Mammal study - Nihon Honyurui Gakkai (Mammalogical Society of Japan, 1999)

Mammalia felinae - Jardine, William, 1800 -1874 (W. H. Lizars, 1834)

Mammalia. Popularly described by typical species. With numerous anecdotes - Blyth, Edward, 1810 -1873 (F. Warne and Co, 1870)

Mammalia : their various forms and habits, popularly illustrated by typical species - Figuier, Louis, 1819 -1894 (Cassell, Petter, Galpin & Co, 1883)

Mammalia. Their various orders and habits popularly illustrated by typical species - Blyth, Edward, 1810 -1873 (D. Appleton, 1870)

The mammalian egg - Austin, C. R. (Colin Russell), 1914 -2004 (Thomas, 1961)

The mammalian fauna of the Edinburgh district : with records of occurrences of the rarer species throughout the south-east of Scotland generally - Evans, William, writer on mammals. (M'Farlane & Erskine, 1892)

The mammalian fauna of the Edinburgh district : with records of occurrences of the rarer species throughout the south-east of Scotland generally - Evans, William (M'Farlane & Erskine, 1892)

Mammalian hybrids and generic limits - Van Gelder, Richard G. (Richard George), 1928 -1994 (American Museum of Natural History, 1977)

Mammalogie, ou, Description des espèces de mammifères - Desmarest, A.-G. (Anselme-Gaëtan), 1784 -1838 (Chez Mme. Veuve Agasse, imprimeur-libraire, 1820)

Mammalogie ou description des espèces des Mammifères - Desmarest, A.-G. (Anselme-Gaëtan), 1784 -1838 (Veuve Agasse, 1820)

The mammals and life zones of Oregon - Bailey, Vernon, 1864 -1942 ([U.S. Govt. Print. Off.], 1936)

The mammals of Big Bend Ranch State Park, Texas - Texas. Parks; Wildlife Department. (Museum of Texas Tech, 1997)

The mammals of China and Mongolia - Allen, Glover M. (Glover Morrill), 1879 -1942 (American Museum of Natural History, 1938)

Mammals of Eastern Asia - Tate, G. H. H. (George Henry Hamilton), 1894 -1953 (The Macmillan Company, 1947)

The mammals of Illinois and Wisconsin - Cory, Charles B. (Charles Barney), 1857 -1921 (1912)

The mammals of Minnesota : a scientific and popular account of their features and habits, with 23 figures and 8 plates - Herrick, C. L. (Clarence Luther), 1858 -1904 (Harrison & Smith, state printers, 1892)

The mammals of Minnesota. A scientific and popular account of their features and habits, with 23 figures and 8 plates - Herrick, C. L. (Clarence Luther), 1858 -1904 (Harrison & Smith, state printers, 1892)

Mammals of Padre Island National Seashore, Texas - Jones, Gerrad D. (Museum of Texas Tech University, 2013)

Mammals of Robinson Forest : species composition of an isolated, mixed-mesophytic forest on the Cumberland Plateau in southeastern Kentucky - Krupa, James J., 1956 - (Museum of Texas Tech University, 2002)

The mammals of San Angelo State Park, Tom Green County, Texas - Dowler, Robert C. (Museum of Texas Tech University, 2006)

The mammals of South Africa - Sclater, William Lutley, 1863 -1944 (R.H. Porter, 1900)

The mammals of South Australia. Parts I-III, 1923-1925 - Jones, F. Wood (Frederic Wood), 1879 -1954 (Government Printer, 1925)

The mammals of the Caucasus; a history of the evolution of the fauna. (Mlekopitayushchie Kavkaza; istoriya formirovaniya fauny) - Vereshchagin, N. K. (Israel Program for Scientific Translations [available from the U.S. Dept. of Commerce, Clearinghouse for Federal Scientific and Technical Information, Springfield, Va.], 1967)

Mammals of the Soviet Union - Hoffmann, Robert S. (Smithsonian Institution Libraries and National Science Foundation, 1998)

Mammals of the Soviet Union - Hoffmann, Robert S. (Smithsonian Institution Libraries and National Science Foundation, 2001)

Mammals of the Soviet Union - Hoffmann, Robert S. (Smithsonian Institution Libraries and National Science Foundation, 1992)

Les mammifères de la France : étude générale des toutes nos espèces considerées au point devue utilitaire - Bouvier, Aimé. (Georges Carré, 1891)

Management of amphibians, reptiles, and small mammals in North America : proceedings of the symposium, July 19-21, 1988, Flagstaff, Arizona - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1988)

Managing vertebrate invasive species : proceedings of an international symposium, Fort Collins, Colorado, August 7-9, 2007 - United States. Animal; Plant Health Inspection Service. (USDA APHIS Wildlife Services, National Wildlife Research Center, 2007)

Manual de mastozoología - Cabrera Latorre, Ángel, 1879 -1960 ("Calpe", 1922)

A manual of comparative anatomy - Blumenbach, Johann Friedrich, 1752 -1840 (Printed for W. Simpkin and R. Marshall, 1827)

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

A manual of forestry - Schlich, William, Sir, 1840 -1925 (Bradbury, Agnew, 1907)

A manual of forestry - Schlich, William, Sir, 1840 -1925 (Bradbury, Agnew, 1895)

A manual of land and fresh water vertebrate animals of the United States (exclusive of birds) - Pratt, Henry Sherring, 1859 - (P. Blakiston's Son & Co., inc, 1935)