The Quarterly journal of the Geological Society of London - Geological Society of America. (1845)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1848)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1849)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1850)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1851)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1854)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1857)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1866)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1867)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1869)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1870)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1874)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1876)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1877)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1882)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1883)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1884)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1892)

Quarterly Magazine of the High Wycombe Natural History Society - High Wycombe Natural History Society. (1866)

Rabelais, anatomiste et physiologiste - Le Double, A.-F. (Anatole-Félix), 1848 -1913 (E. Leroux, 1899)

Random notes on natural history (Southwick & Jencks, 1884)

Random notes on natural history (Southwick & Jencks, 1885)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2002)

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, 2006)

Re-assessment of varanid evolution based on new data from Saniwa ensidens Leidy, 1870 (Squamata, Reptilia) - Rieppel, Olivier (American Museum of Natural History, 2008)

The reason why. Natural history - Philp, Robert Kemp, 1819 -1882 (Houlston and Wright, 1860)

The reason why, natural history giving reasons for hundreds of interesting facts in connection with zoology : and throwing light upon the peculiar habits and instincts of the various orders of the animal kingdom - Making of America Project. (Dick & Fitzgerald, 1870)

The Record of zoological literature (J. van Voorst, 1865)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1990)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 1999)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 2015)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 2020)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 2003)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 1949)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 1955)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 2001)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 2002)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 1980)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 1997)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2002)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2008)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2009)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2010)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 2018)

Redescription of Ctenoblepharys adspersa Tschudi, 1845, and the taxonomy of Liolaeminae (Reptilia, Squamata, Tropiduridae) - Etheridge, Richard, 1929 - (American Museum of Natural History, 1995)

Redescription of three monotypic genera of amphisbaenians from South America : Aulura Barbour, Bronia Gray, and Mesobaena Mertens - Gans, Carl, 1923 -2009 (American Museum of Natural History, 1971)

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 in Ostafrika in den Jahren 1903-1905 : mit Mitteln der Hermann und Elise geb. Heckmann Wentzel-Stiftung : Wissenschaftliche Ergebnisse - Voeltzkow, Alfred, 1860 -1946 (E. Schweizerbartsche Verlagsbuchhandlung, 1911)

Reise in Ostafrika in den Jahren 1903-1905 : mit Mitteln der Hermann und Elise geb. Heckmann Wentzel-Stiftung : Wissenschaftliche Ergebnisse - Voeltzkow, Alfred, 1860 -1946 (E. Schweizerbartsche Verlagsbuchhandlung, 1915)

Reisen in den Vereinigten Staaten, Canada und Mexico - Müller, J. W. von Baron (Johann Wilhelm) 1824 -1866 (F.A. Brockhaus, 1864)

The relation between whole-nerve and unit responses of the auditory nerve (alligator lizard) - Turner, Robert Graham, 1946 - (1975)

Relationships of pocket gophers of the genus Geomys from the Central and Northern Great Plains - Heaney, Lawrence R. (University of Kansas, 1983)

Report - Harvard University. Museum of Comparative Zoology. (1862)

Report of an expedition down the Zuni and Colorado rivers - United States. Army. Corps of Topographical Engineers (R. Armstrong, public printer, 1853)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1835)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1839)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1840)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1841)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1843)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1846)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1831)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1875)

Report of the Central Park Menagerie - Central Park Menagerie (New York, N.Y.) (Central Park Menagerie, 1890)

Report of the Department of Fisheries of the Commonwealth of Pennsylvania - Pennsylvania. Department of Fisheries. (The Dept.], 1932)

Report of the geological exploration of the fortieth parallel - Eaton, Daniel Cady, 1834 -1895 (G.P.O, 1878)

Report of the Geological Survey of Ohio - Geological Survey of Ohio. (Nevins & Myers, state printers, 1882)

Report of the geological survey of Ohio - Geological Survey of Ohio. (Nevins & Meyers, 1882)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1904)

Report of the Royal Zoological Society of Ireland - Royal Zoological Society of Ireland. (1877)

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, 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, 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, 1956)

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, 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, 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, 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, 1875)

Report on the archetype and homologies of the vertebrate skeleton - Owen, Richard, 1804 -1892 (Printed by Richard and John E. Taylor, 1847)

Report on the fishes, reptiles and birds of Massachusetts - Massachusetts. Zoological; Botanical Survey. (Dutton and Wentworth, State printers, 1839)

Report on the geology of South Carolina - Tuomey, M. (Michael), 1805 -1857 (Printed and published for the state, by A.S. Johnston, 1848)

Report on the progress and condition of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1938)

Report on the reptiles and amphibians of Ohio - Smith, William Henry, 1846 - (Nevins & Meyers, 1882)

Report on the United States and Mexican boundary survey :made under the direction of the secretary of the Interior - Emory, William H. 1811 -1887 (C. Wendell, printer, 1859)

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 explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1860)

Reports of the Commissioners on the zoological survey of the state - Harris, Thaddeus William, 1795 -1856 (Dutton and Wentworth, state printers, 1838)

Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1903)

Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1909)

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 fishes, reptiles and birds of Massachusetts - Massachusetts. Zoological; Botanical Survey. (Dutton and Wentworth, State Printers, 1839)

Reports on the fishes, reptiles and birds of Massachusetts - Wyman, Jeffries, 1814 -1874 (Dutton and Wentworth, State Printers, 1839)

Reproduction of Cnemidophorus inornatus and Cnemidophorus neomexicanus (Sauria, Teiidae) in northern New Mexico - Christiansen, James L. (James Learned) (American Museum of Natural History, 1970)

Répteis das caatingas - Ramos-Costa, Ana Maria M. (Academia Brasileira de Ciências, 1980)

Reptiles and amphibians from southwestern Asia - Schmidt, Karl Patterson, 1890 -1957 (1939)

The reptiles and batrachians of North America / by Samuel Garman - Garman, Samuel, 1843 -1927 (Yeoman Press, 1883)

The reptiles and batrachians of Rhode Island - Drowne, Frederick P. (C. Abbott Davis, 1905)

Reptiles and birds. A popular account of the various orders; with a description of the habits and economy of the most interesting - Figuier, Louis, 1819 -1894 (D. Appleton and Co, 1873)

Reptiles and birds. A popular account of the various orders; with a description of the habits and economy of the most interesting - Figuier, Louis, 1819 -1894 (W. J. Holland & co. [pref, 1869)

Reptiles and birds : a popular account of their various orders, with a description of the habits and economy of the most interesting - Figuier, Louis, 1819 -1894 (Cassell, Petter, Galpin)

Reptiles and birds, a popular account of their various orders : with a description of the habits and economy of the most interesting - Figuier, Louis, 1819 -1894 (D. Appleton, 1870)

Reptiles - Girard, Charles, 1822 -1895 (s.n, 1858)

The reptiles of British India - Günther, Albert C. L. G. (Albert Carl Ludwig Gotthilf), 1830 -1914 (Pub. for the Ray society by R. Hardwicke, 1864)