The Quarterly journal of the Geological Society of London - Geological Society of America. (1873)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1881)

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

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

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (Chez Déterville, 1829)

Recherches sur les poissons fossiles ... - Agassiz, Louis, 1807 -1873 (Petitpierre, 1833)

The Record of zoological literature (J. van Voorst, 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, 1915)

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

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. (1914)

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

Report of the (Free) Public Library, Museum (Liverpool) - Liverpool (England). Free Public Library. Museum (1910)

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 Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1920)

Report of the Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1923)

Report of the Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1924)

Report of the Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1925)

Report of the Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1926)

Report of the Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1927)

Report of the Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1928)

Report of the Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1929)

Report of the Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1930)

Report of the Secretary of the Smithsonian Institution ... - Smithsonian Institution (Smithsonian Institution], 1931)

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, 1936)

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, 1945)

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, 1961)

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

Report of the United States Geological Survey of the territories - Lesquereux, Léo, 1806 -1889 (Govt. Print. Off, 1875)

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

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)

The reptile book; a comprehensive, popularised work on the structure and habits of the turtles, tortoises, crocodilians, lizards and snakes which inhabit the United States and northern Mexico - Ditmars, Raymond Lee, 1876 -1942 (Doubleday, Page & company, 1907)

The reptile book; a comprehensive popularised work on the structure and habits of the turtles, tortoises, crocodilians, lizards and snakes which inhabit the United States and northern Mexico - Ditmars, Raymond Lee, 1876 -1942 (Doubleday, Page, 1915)

The reptile book, a comprehensive popularised work on the structure and habits of the turtles, tortoises, corcodilians, lizards and snakes which inhabit the United States and Northern Mexico - Ditmars, Raymond Lee, 1876 -1942 (Doubleday, 1920)

Reptiles and amphibians of southeastern national forests - United States. Forest Service. Southern Region. (U.S. Dept. of Agriculture, Forest Service, Southern Region, 1982)

Reptiles and amphibians of Texas - Strecker, John K. (John Kern), 1875 -1933 (Baylor University press, 1915)

Reptiles and batrachians - Boulenger, E. G. (Edward George), 1888 -1946 (J. M. Dent & sons, ltd, 1914)

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, 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 (D. Appleton, 1870)

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, 1869)

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 (Cassell & Co, 1883)

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)

The reptiles of Ohio - Conant, Roger, 1909 -2003 (University of Notre Dame Press, 1951)

Reptiles of the world: tortoises and turtles, crocodilians, lizards and snakes of the eastern and western hemispheres - Ditmars, Raymond Lee, 1876 -1942 (Macmillan, 1910)

Reptiles of the world: tortoises and turtles, crocodilians, lizards and snakes of the eastern and western hemispheres - Ditmars, Raymond Lee, 1876 -1942 (Sturgis and Walton, 1910)

Reptiles of the world : tortoises and turtles, crocodilians, lizards and snakes of the eastern and western hemispheres - Ditmars, Raymond Lee, 1876 -1942 (Macmillan Co, 1922)

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

Reptilien und Amphibienpflege - Krefft, Paul (Verlag von Quelle & Meyer, 1907)

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

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

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)

Revue critique de paléozoologie et de paléophytologie (M. Cossman, 1897)

Revue critique de paléozoologie - Cossmann, M. (Maurice), 1850 -1924 (M. Cossmann, 1901)

Revue critique de paléozoologie - Cossmann, M. (Maurice), 1850 -1924 (M. Cossmann, 1903)

Revue critique de paléozoologie - Cossmann, M. (Maurice), 1850 -1924 (M. Cossmann, 1906)

Revue critique de paléozoologie - Cossmann, M. (Maurice), 1850 -1924 (M. Cossmann, 1909)

Revue des questions scientifiques - Société scientifique de Bruxelles. (Société scientifique de Bruxelles, 1889)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1881)

Revue générale des sciences pures et appliquées ([s.n.], 1918)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1895)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1972)

Roosevelt wild life bulletin ... of the Roosevelt Life Forest Experiment Station of the New York College of Forestry at Syracuse University - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (The University, 1926)

The royal natural history - Lydekker, Richard, 1849 -1915 (Frederick Warne & Co, 1893)

The royal natural history - Lydekker, Richard, 1849 -1915 (Frederick Warne & Co, 1896)

The royal natural history - Lydekker, Richard, 1849 -1915 (F. Warne, 1896)

The royal natural history - Lydekker, Richard, 1849 -1915 (F. Warne, 1893)

Rukovet palaeozoologie - Počta, Felip (Philipp), 1859 - (Nákladem eské akademie císae Frantika Josefa pro vdy, slovesnost a umní, 1905)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1907)

Saggio di una distribuzione metodica degli animali vertebrati - Bonaparte, Charles-Lucien, 1803 -1857 (1831)

The savage world : a complete natural history of the world's creatures, fishes, reptiles, insects, birds and mammals : founded upon the theory of the progression of species, and in accordance with genetic revelation, scriptural truths, and the harmony of nature ... - Buel, James W. (James William), 1849 -1920 (Published and manufactured by Historical Publishing Company, 1891)

Schildkröten aus dem Regensburger Braunkohlenton - Ammon, Ludwig von, 1850 -1922 (Buchdr. F. Huber, 1911)

Science - American Association for the Advancement of Science. ([s.n.], 1881)

Science - American Association for the Advancement of Science. ([s.n.], 1906)

The science of life; or the animal and vegetable biology - Wythe, J. H. (Joseph Henry), 1822 -1901 (Phillips & Hunt, 1880)

Science progress (John Murray, 1922)

Sex and internal secretions - Allen, Edgar, 1892 -1943 (Williams & Wilkins, 1961)

Sexual size differences in reptiles - Fitch, Henry S. (Henry Sheldon) 1909 -2009 (University of Kansas, 1981)

sheng wu ming cheng he sheng wu xue shu yu de ci yuan - Jaeger, Edmund C. (Edmund Carroll) 1887 -1983 (ke xue chu ban she, 1979)

Sitzungsberichte. Abt. 1, Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1894)

Sitzungsberichte. Abt. 1, Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1897)

Sitzungsberichte. Abt. 1, Mineralogie, Krystallographie, Botanik, Physiologie der Pflanzen, Zoologie, Paläontologie, Geologie, physische Geographie und Reisen - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof- und Staatsdruckerei in Kommission bei A. Hölder, 1899)