Report of the Provincial Museum of Natural History - British Columbia Provincial Museum. (Provincial Museum, King's Printer for British Columbia, 1919)

Report of the Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1919)

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, 1937)

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, 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, 1949)

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, 1961)

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, 1963)

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)

Report of the United States Geological Survey of the territories - Lesquereux, Léo, 1806 -1889 (Govt. Print. Off, 1884)

Report of the United States Geological Survey of the territories - Lesquereux, Léo, 1806 -1889 (Govt. Print. Off, 1873)

Report of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1884)

Report on a mammal survey at Camp Maxey, Lamar County, Texas (Texas Army National Guard facility) - Edwards, Cody W. (Museum of Texas Tech University, 2007)

Report on a mammal survey of the Cosanga River drainage, Ecuador - Alvarado-Serrano, Diego. (Museum of Texas Tech University, 2006)

Report on icthyology - Gill, Theodore, 1837 -1914 (Government Printing Office, 1876)

Report on the fishes taken by the Bengal fisheries steamer "Golden Crown." - Annandale, Nelson, 1876 -1924 (Indian Museum, 1910)

Report on the progress and condition of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1931)

Report on the progress and condition of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1907)

Report on the progress and condition of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1949)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... - United States National Museum (G.P.O, 1907)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... - United States National Museum (G.P.O, 1912)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... - United States National Museum (G.P.O, 1913)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... - United States National Museum (G.P.O, 1919)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... - United States National Museum (G.P.O, 1922)

Report on the work of the Horn Scientific Expedition to Central Australia - Horn, William Austin, 1841 -1922 (Dulau, 1896)

Report upon natural history collections made in Alaska : between the years 1877 and 1881 - Bean, Tarleton H. (Tarleton Hoffman), 1846 -1916 (Government Printing Office, 1887)

Report upon natural history collections made in Alaska between the years 1877 and 1881 - Bean, Tarleton H. (Tarleton Hoffman), 1846 -1916 (Govt. Print. Off, 1887)

Report upon the extinct Vertebrata obtained in New Mexico by parties of the expedition of 1874 - Cope, E. D. (Edward Drinker), 1840 -1897 (1877)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1877)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1875)

Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1905)

Reports on the progress of zoology and botany, 1841, 1842 - Link, Heinrich Friedrich, 1767 -1851 (Printed for the Ray Society, 1845)

Reports on zoology for 1843, 1844 - Ray Society. (Printed for the Ray society, 1847)

Research information needs on terrestrial vertebrate species of the interior Columbia River basin and northern portions of the Klamath and Great basins : a research, development, and application database - Pacific Northwest Research Station (Portland, Or.) (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1997)

Resolving a phylogeny with multiple data sets : a systematic study of phyllostomoid bats - Arnold, Michael L. (Michael Lynn) (Museum, Texas Tech University, 1982)

Results of a mammal survey of the Tandayapa Valley, Ecuador - Alvarado-Serrano, Diego. (Museum of Texas Tech University, 2006)

Results of the 1958-1959 Gilliard New Britain Expedition. 5, A new species of Pteropus (Mammalia, Pteropodidae) from New Britain, Bismarck Archipelago - Gilliard, E. Thomas (Ernest Thomas), 1912 -1965 (American Museum of Natural History, 1969)

Results of the Archbold Expeditions. No. 67, A new Rhinolophus from Queensland (Mammalia, Chiroptera) - Tate, G. H. H. (George Henry Hamilton), 1894 -1953 (American Museum of Natural History, 1952)

Results of the Archbold Expeditions. No. 112, The snakes of the Huon Peninsula, Papua New Guinea - McDowell, Samuel Booker. (American Museum of Natural History, 1984)

Results of the Archbold Expeditions. No. 109, Bats from eastern Papua and the East Papuan islands - Koopman, Karl F. (American Museum of Natural History, 1982)

Results of the Archbold Expeditions. No. 93, Reidentification and reallocation of Mus callitrichus and allocations of Rattus maculipilis, R.m. jentinki, and R. microbullatus (Rodentia, Muridae) - Musser, Guy G. (American Museum of Natural History, 1970)

Results of the Archbold Expeditions. taxonomic review of Chalinolobus picatus, C. nigrogriseus, and C. rogersi. No. 95, The genus Chalinolobus (Chiroptera, Vespertilionidae) - Koopman, Karl F. (American Museum of Natural History, 1971)

Return / British Museum - British Museum (Natural History) (British Museum, 1856)

Return / British Museum - British Museum (Natural History) (British Museum, 1890)

Return / British Museum - British Museum (Natural History) (British Museum, 1896)

Return / British Museum - British Museum (Natural History) (British Museum, 1901)

Return / British Museum - British Museum (Natural History) (British Museum, 1906)

Return / British Museum - British Museum (Natural History) (British Museum, 1911)

Return / British Museum - British Museum (Natural History) (British Museum, 1916)

Return / British Museum - British Museum (Natural History) (British Museum, 1925)

A review of Microhydromys (Rodentia, Murinae), with description of a new species from southern New Guinea - Helgen, Kristofer M. (American Museum of Natural History, 2010)

Review of Myotis (Chiroptera, Vespertilionidae) from northern South America, including description of a new species - Moratelli, Ricardo (American Museum of Natural History, 2013)

A review of the bats of the genus Ametrida, family Phyllostomidae - Royal Ontario Museum. (Royal Ontario Museum, 1965)

Revised checklist and distributions of land mammals of El Salvador - Texas Tech University. Natural Science Research Laboratory. (Museum of Texas Tech University, 2012)

Revised checklist of bats (Chiroptera) of Mexico and Central America - Arroyo-Cabrales, Joaquin (Texas Tech University Press, 1988)

Revised checklist of North American mammals north of Mexico, 2014 - Würsig, Bernd G. (Museum of Texas Tech University, 2014)

Revised checklist of North American mammals north of Mexico - Genoways, Hugh H. (Museum, Texas Tech University, 1975)

Revised checklist of North American mammals north of Mexico, 1997 - Jones, Clyde, 1935 - (Museum of Texas Tech University, 1997)

Revised checklist of North American mammals north of Mexico, 1991 - Jones, J. Knox (Texas Tech University Press, 1992)

Revised checklist of North American mammals north of Mexico, 2003 - Baker, Robert J. (Museum of Texas Tech University, 2003)

Revised land and resource management plan, Ouachita National Forest, Arkansas and Oklahoma - United States. Forest Service. Southern Region. (U.S. Dept. of Agriculture, Forest Service, Southern Region, 2005)

Revised list of the vertebrated animals now or lately living in the gardens of the Zoological Society of London. Supplement containing additions received in 1872, 1873, and 1874 - Zoological Society of London. (For the Society, 1875)

Revised list of the vertebrated animals now or lately living in the gardens of the Zoological society of London. 1872 - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1872)

Révision de la famille des ixodidés - Neumann, G (1896)

A revision of Centronycteris Gray (Chiroptera, Emballonuridae) with notes on natural history - Simmons, Nancy B. (American Museum of Natural History, 1998)

A revision of extant Greater Antillean bats of the genus Natalus - Silva-Taboada, Gilberto (American Museum of Natural History, 2005)

A revision of Philander (Marsupialia: Didelphidae). Part 2, phylogenetic relationships and morphological diagnosis of P. nigratus Thomas, 1923 - Voss, Robert S. (American Museum of Natural History, 2020)

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)

A revision of the didelphid marsupial genus Marmosa. Part 4, species of the Alstoni Group (subgenus Micoureus) - Jansa, Sharon A. (American Museum of Natural History, 2021)

A revision of the didelphid marsupial genus Marmosa. Part 2, Species of the rapposa group (subgenus Micoureus) - Jansa, Sharon A. (American Museum of Natural History, 2020)

Revisions of the North American bats of the family Vespertilionid[a]e - Miller, Gerrit S. Jr. (Gerrit Smith), 1869 -1956 (G.P.O, 1897)

Revista chilena de entomología - Sociedad Chilena de Entomología. (La Universidad, 1995)

Revista chilena de historia natural - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Litografia e Impr. Industrial (F. Peters), 1903)

Revista chilena de historia natural - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Litografia e Impr. Industrial (F. Peters), 1908)

Revista de la Facultad de Letras y Ciencias - Universidad de La Habana. Facultad de Letras y Ciencias. (Universidad de La Habana, 1905)

Revista do Museu Paulista - Museu Paulista (O Museu, 1926)