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Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2003)

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Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2005)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2004)

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Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 1918)

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Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2019)

Regiones terrestres prioritarias de México - Aguilar Zúñiga, Claudia (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2000)

Reise der österreichischen Fregatte Novara um die Erde in den Jahren 1857, 1858, 1859 unter den Befehlen des Commodore B. von Wüllerstorf-Urbair - Österreichische Akademie der Wissenschaften. (Kaiserlich-Königliche Hof- und Staatsdruckerei; in Commission bei K. Gerold's Sohn, 1869)

Reise der österreichischen Fregatte Novara um die Erde in den Jahren 1857, 1858, 1859 unter den Befehlen des Commodore B. von Wüllerstorf-Urbair - Österreichische Akademie der Wissenschaften. (Kaiserlich-Königliche Hof- und Staatsdruckerei; in Commission bei K. Gerold's Sohn, 1867)

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Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1938)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1939)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1933)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1946)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1947)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1948)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1950)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1952)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1954)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1957)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1958)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1959)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1960)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1962)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1964)

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Reptiles and amphibians - National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program (1966)

Reptilia and Batrachia - Boulenger, George Albert 1858 -1937 (Taylor and Francis, 1890)

Reptilien und Amphibien - Werner, Franz, 1867 -1939 (G.J. Göschen'sche Verlagshandlung, 1908)

Die Reptilien und Amphibien Deutschlands in Wort und Bild : eine systematische und biologische Bearbeitung der bisher in Deutschland aufgefundenen Kriechtiere und Lurche - Lachmann, Hermann (Paul H©ttig, 1890)

Die Reptilien und Amphibien mitteleuropas - Sternfeld, Richard, 1884 -1943 (Quelle & Meyer, 1912)

Reptis e amphibios da peninsula Iberica e especialmente de Portugal - Paulino de Oliveira, M. (Manuel), 1837 -1899 (Imprensa da Universidade, 1896)

Researches on the Amphibia of Oklahoma - Bragg, Arthur N., 1897 -1968 (University of Oklahoma Press, 1950)

Resultate der Wissenschaftlichen Erforschung des Balatonsees - Hungary. Földmm̋uvelésügyi Minisztérium. (E. Hölzel, 1897)

A revision of Philander (Marsupialia, Didelphidae). Part 1, P. quica, P. canus, and a new species from Amazonia - Jansa, Sharon A. (American Museum of Natural History, 2018)

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Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1969)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1975)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1976)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1977)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1983)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1984)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1986)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1987)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1989)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1991)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1993)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1995)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1996)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2000)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2005)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2010)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2013)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2016)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 2017)