Mammals of Panama (with thirty-nine plates) - Goldman, Edward Alphonso, 1873 -1946 (Smithsonian Institution, 1920)

The mammals of Pennsylvania : with a discussion of the biology of mammals in general, including keys to the orders and families, and with detailed accounts of all species indigenous to Pennsylvania - Williams, Samuel Howard, 1893 -1968 ([s.n.], 1928)

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

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

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 Harte Ranch area of Big Bend National Park, Brewster County, Texas - Jones, Clyde, 1935 - (Museum of Texas Tech University, 2006)

Mammals of the Kelley-Roosevelts and Delacour Asiatic expedition - Osgood, Wilfred Hudson, 1875 -1947 (1932)

The mammals of the Llano Estacado - Choate, Larry L. (Museum of Texas Tech, 1997)

Mammals of the Mexican boundary of the United States. A descriptive catalogue of the species of mammals occurring in that region; with a general summary of the natural history, and a list of trees - Mearns, Edgar Alexander, 1856 -1916 (Govt. print. off, 1907)

Mammals of the Pacific world - Tate, G. H. H. (George Henry Hamilton), 1894 -1953 (The Macmillan Company, 1945)

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

The mammals of Tom Green County, Texas - Dowler, Robert C. (Museum of Texas Tech University, 1997)

Mammals of Utah - Barnes, Claude T. (Claude Teancum), 1884 - (Inland Printing Company, 1922)

Os mammiferos do Brasil - Goeldi, Emílio Augusto, 1859 -1917 (Livraria classica de Alves & Co, 1893)

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 British vertebrate animals, or, Descriptions of all the animals belonging to the classes, Mammalia, Aves, Reptilia, Amphibia, and Pisces, which have been hitherto observed in the British Islands, including the domesticated, naturalized, and extirpated species : the whole systematically aranged - Jenyns, Leonard, 1800 -1893 (Printed at the Pitt Press, by John Smith, sold by J. & J.J. Deighton, 1835)

A manual of British vertebrate animals; or, Descriptions of all the animals belonging to the classes, mammalia, aves, reptilia, amphibia, and pisces - Jenyns, Leonard, 1800 -1893 (Printed by J. Smith, sold by J. & J.J. Deighton, and T. Stevenson, 1835)

A manual of British vertebrate animals: or Descriptions of all the animals belonging to the classes, Mammalia, Aves, Reptilia, Amphibia, and Pisces, which have been hitherto observed in the British Islands: including the domesticated, naturalized, and extirpated species: the whole systematically arranged - Jenyns, Leonard, 1800 -1893 (Printed by J. Smith, sold by J. & J.J. Deighton; [etc., etc.], 1835)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1884)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1879)

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

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)

A manual of the birds of Australia - Iredale, Tom, 1880 -1972 (H.F. & G. Witherby, 1921)

A manual of the elements of natural history - Blumenbach, Johann Friedrich, 1752 -1840 (printed for W. Simpkin & R. Marshall, 1825)

A manual of the vertebrate animals of the northern United States, including the district north and east of the Ozark mountains, south of the Laurentian hills, north of the southern boundary of Virginia, and east of the Missouri River, inclusive of marine species - Jordan, David Starr, 1851 -1931 (A. C. McClurg and Company, 1899)

Manual of tropical medicine - Chalmers, Albert John, 1870 -1920 (Baillière, Tindall and Cox, 1919)

Manuel d'actinologie ou de zoophytologie - Blainville, H.-M. Ducrotay de (Henri-Marie Ducrotay), 1777 -1850 (1834)

Marquesan insects (The Museum, 1939)

Marsupials and rodents of the Admiralty Islands, Papua New Guinea - Timm, Robert M. (Museum of Texas Tech University, 2017)

Maryland birdlife - Maryland Ornithological Society. (Maryland Ornithological Society, 1972)

Maryland birdlife - Maryland Ornithological Society. (Maryland Ornithological Society, 1973)

Maryland naturalist - Natural History Society of Maryland (The Society, 1948)

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

Maryland naturalist - Natural History Society of Maryland (The Society, 1993)

Mathematische und naturwissenschaftliche Berichte aus Ungarn - Magyar Tudományos Akadémia. (R. Friedländer & Sohn [etc.], 1892)

Mathematische und naturwissenschaftliche Berichte aus Ungarn - Magyar Tudományos Akadémia. (R. Friedländer & Sohn [etc.], 1906)

Mathematische und naturwissenschaftliche Berichte aus Ungarn - Magyar Tudományos Akadémia. (R. Friedländer & Sohn [etc.], 1883)

Meadowlark - Illinois Ornithological Society. (Illinois Ornithological Society, 2002)

Meddelelser om Grønland - Denmark. Kommissionen for ledelsen af de geologiske og geografiske undersøgelser i Grønland. (C. A. Reitzels Forlag, 1898)

Mélanges biologiques tirés du Bulletin de l'Académie impériale des sciences de St. Pétersbourg - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Eggers et comp, 1857)

The Australian Museum Memoir (Australian Museum, 1896)

The Australian Museum Memoir (Australian Museum, 1934)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. 6e série. Seconde partie, Sciences naturelles - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) ([Académie impériale des sciences de St.-Pétersbourg], 1855)

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 la Société d'émulation du Doubs - Société d'émulation du Doubs. ([La Société])

Mémoires de la Société d'émulation du Doubs - Société d'émulation du Doubs. ([La Société], 1882)

Memoires de la Société (Royale) d'Emulation d'Abbeville - Société royale d'émulation d'Abbeville. (Société d'Emulation d'Abbeville, 1833)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Editions du Muséum, 1935)

Mémoires du Muséum national d'histoire naturelle. Série A, Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1951)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Editions du Museum, 1948)

Mémoires du Muséum national d'histoire naturelle. Série A, Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1966)

Mémoires du Muséum national d'histoire naturelle. Série A, Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1971)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1995)

Mémoires du Muséum national d'histoire naturelle. Série A, Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1975)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1997)

Mémoires du Muséum national d'histoire naturelle. Série A, Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1980)

Mémoires du Muséum national d'histoire naturelle. Série A, Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1981)

Mémoires du Muséum national d'histoire naturelle. Série A, Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1982)

Mémoires sur les lépidoptères - Grum-Grzhimailo, G. E. 1860 -1936 (Imprimerie de M.M. Stassuléwitch, 1889)