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 (Louis Hauman et Comp, 1836)

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 - Audouin, Jean Victor, 1797 -1841 (Fortin, Masson et cie, 1836)

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, 1864)

Reise in Brasilien : auf Befehl Sr. Majestät Maximilian Joseph I., Königs von Baiern, in den Jahren 1817 bis 1820 gemacht und beschrieben - Spix, Johann Baptist von, 1781 -1826 (M. Lindauer, 1823)

Reise nach Brasilien in den Jahren 1815 bis 1817 - Wied, Maximilian, Prinz von, 1782 -1867 (Gedruckt und verlegt bey H.L. Brönner, 1820)

Reise nach den Inseln Teneriffa, Trinidad, St. Thomas, St. Crux und Porto-Rico; auf Befehl der franzo¨sischen Regierung, vom 30. Sept. 1796 bis zum 7. Juni 1789, unter der Leitung des Capitain Baudin unternommen - Sonnini, C. S. (Charles Sigisbert), 1751 -1812 (H. Büschler, 1811)

Reisen in Britisch-Guiana in den Jahren 1840-1844 : nebst einer Fauna und Flora Guiana's nach Vorlagen von Johannes Müller, Ehrenberg, Erichson, Klotzsch, Troschel, Cabanis und Andern - Ehrenberg, Christian Gottfried, 1795 -1876 (J. J. Weber, 1847)

Relazione di un viaggio nelle calabrie per ricerche zoologiche fatto nella state del 1876 - Costa, Achille, 1823 -1898 (Accademia dell scienze fisiche e matematiche, 1881)

Rendiconti - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (1921)

Repertorio Italiano per la Storia Naturale - Bianconi, Gio. Giuseppe (Giovanni Giuseppe), 1809 -1878 (1854)

Repertorium entomologicum - Deutsche Entomologische Gesellschaft. (Friedländer & Sohn, 1924)

Report - British Columbia Provincial Museum. (1913)

Report - British Columbia Provincial Museum. (1914)

Report - British Columbia Provincial Museum. (1915)

Report - British Columbia Provincial Museum. (1919)

Report - British Columbia Provincial Museum. (1922)

Report - British Columbia Provincial Museum. (Printed by W.H. Cullin, 1928)

Report - British Columbia Provincial Museum. (Printed by W.H. Cullin, 1914)

Report - British Columbia Provincial Museum. (Printed by W.H. Cullin, 1915)

Report - British Columbia Provincial Museum. (Printed by W.H. Cullin, 1913)

Report - British Columbia Provincial Museum. (Printed by W.H. Cullin, 1922)

Report - British Columbia Provincial Museum. (Printed by W.H. Cullin, 1919)

Report and proceedings of the Chester Society of Natural Science, Literature and Art - Chester Society of Natural Science Literature; Art. (1910)

Report and transactions - Guernsey Society of Natural Science; Local Research. (The Society, 1890-1922, 1905)

Report / Bury Natural History Society - Bury Natural History Society. (Bury Natural History Society, 1872)

Report for the year - British Columbia Provincial Museum - British Columbia Provincial Museum. (Printed by A. Sutton [etc.], for the Queen, 1913)

Report for the year - British Columbia Provincial Museum - British Columbia Provincial Museum. (Printed by A. Sutton [etc.], for the Queen, 1914)

Report for the year - British Columbia Provincial Museum - British Columbia Provincial Museum. (Printed by A. Sutton [etc.], for the Queen, 1915)

Report for the year - British Columbia Provincial Museum - British Columbia Provincial Museum. (Printed by A. Sutton [etc.], for the Queen, 1919)

Report for the year - British Columbia Provincial Museum - British Columbia Provincial Museum. (Printed by A. Sutton [etc.], for the Queen, 1922)

Report number I, the natural resources survey of the Conservation and Natural Resources Commission of New Mexico - New Mexico. Conservation; Natural Resources Commission. (New Mexican Printing Co, 1911)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1920)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1923)

Report of the Bureau of Fisheries - United States. Bureau of Fisheries. (G.P.O, 1905)

Report of the Canadian Arctic Expedition 1913-18 (F. A. Acland, Printer to the King, 1919)

Report of the Canadian Arctic Expedition 1913-18 (F. A. Acland, Printer to the King, 1913)

Report of the government scientific expedition to the Bellenden- Ker range upon the flora and fauna of that part of the colony - Hedley, Charles, 1862 -1926 (J. C. Beal, Govt. Printer, 1889)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1906)

Report of the proceedings of the ... Entomological meeting - Fletcher, T. B. (Thomas Bainbrigge), 1878 -1950 (Superintendent government printing, India, 1919)

Report of the proceedings of the ... Entomological Meeting (Superintendent government printing, India, 1920)

Report of the Proceedings of the Society / Cheltenham College Natural History Society - Cheltenham College Natural History Society. (1889)

Report of the Proceedings of the Society / Cheltenham College Natural History Society - Cheltenham College Natural History Society. (1895)

Report of the proceedings of the third entomological meeting : held at Pusa on the 3rd to 15th February 1919 - Fletcher, T. B. (Thomas Bainbrigge), 1878 -1950 (Supt. of Government Printing, 1920)

Report of the Provincial Museum of Natural History - British Columbia Provincial Museum. (Provincial Museum, King's Printer for British Columbia, 1912)

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

Report of the State Entomologist on injurious and other insects of the state of New York - Felt, Ephraim Porter, 1868 -1943 (Weed, Parsons and Co.; University of the State of New York, 1888)

Report of the State Entomologist on injurious and other insects of the state of New York - Felt, Ephraim Porter, 1868 -1943 (Weed, Parsons and Co.; University of the State of New York, 1923)

Report of the Tulip Nomenclature Committee, 1914-1915 - Royal Horticultural Society (Great Britain). Tulip Nomenclature Committee. (Printed for the Royal Horticultural Society by Spottiswoode, Ballantyne & Co. Ltd, 1917)

Report of work of the Experiment Station of the Hawaiian Sugar Planters' Association. Division of Entomology bulletin - Hawaiian Sugar Planters' Association. Division of Entomology. (Hawaiian Sugar Planters' Association, 1909)

Report on the geology, mineralogy, botany, and zoology of Massachusetts : made and published by order of the government of that state : in four parts: Part I. Economical geology. Part II. T opographical geology. Part III. Scientific geology. Part IV. Catalogues of animals and plants : with a descriptive list of the specimens of rocks and minerals collected for the government : illustrated by numerous wood cuts and an atlas of plates - Massachusetts. Geological Survey. (Press of J.S. and C. Adams, 1833)

Report on the geology, mineralogy, botany, and zoology of Massachusetts - Massachusetts. Geological Survey. (Press of J.S. and C. Adams, 1833)

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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 (King's Printer, 1917)

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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, corcodilians, lizards and snakes which inhabit the United States and Northern Mexico - Ditmars, Raymond Lee, 1876 -1942 (Doubleday, 1920)

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 reptiles of the Pacific coast and Great Basin; an account of the species known to inhabit California and Oregon, Washington, Idaho and Nevada - Van Denburgh, John, 1872 -1924 (California Academy of Sciences, 1897)

The reptiles of the Pacific coast and great basin; an account of the species known to inhabit California, and Oregon, Washington, Idaho and Nevada - Van Denburgh, John, 1872 -1924 (California academy of sciences, 1897)

The reptiles of the Pacific coast and great basin; an account of the species known to inhabit California, and Oregon, Washington, Idaho and Nevada - Van Denburgh, John, 1872 -1924 (California Academy of Sciences, 1897)

The reptiles of western North America, an account of the species known to inhabit California and Oregon, Washington, Idaho, Utah, Nevada, Arizona, British Columbia, Sonora and Lower California - Van Denburgh, John, 1872 -1924 (California Academy of Sciences, 1922)

Resa genom Umeå Lappmarker i Vesterbottens län : förrättad år 1832 - Zetterstedt, Johan Wilhelm, 1785 -1874 (N.M. Lindh, 1833)

Resurrection of the Pronotocrepini Knight, with revisions of the Nearctic genera Orectoderus Uhler, Pronotocrepis Knight, and Teleorhinus Uhler, and comments on the Palearctic Ethelastia (Heteroptera, Miridae, Phylinae) - Wyniger, Denise. (American Museum of Natural History, 2010)

Retail price list of true to name bulbs and plants that grow - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Floral Gardens, 1932)

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The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1919)

Review of the literature of the family Asilidae, robber flies, and a determination of the potentially rare, endangered and endemic species in the California Desert study area - United States. Bureau of Land Management. (1978)

A revision of the Amblypodia group of butterflies of the family Lycaenidae - Bethune-Baker, George Thomas, 1857 -1944 ([s.n.], 1902)

Revision of the plant bug genus Pseudopsallus Van Duzee (Heteroptera, Miridae) - Schwartz, Michael D. (American Museum of Natural History, 1986)

Revision of Tuxedo Schuh (Hemiptera, Miridae, Phylinae) - Schuh, Randall T. (American Museum of Natural History, 2004)

Revista chilena de entomología - Sociedad Chilena de Entomología. (La Universidad, 1957)

Revista chilena de historia natural - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Litografia e Impr. Industrial (F. Peters), 1900)

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

Revista de los Progresos de las Ciencias Exactas Fisicas y Naturales - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Real Academia de Ciencias Exactas, Físicas y Naturales, 1879)

Revista do Museu Paulista - Museu Paulista (O Museu, 1922)

Revue algologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1925)

Revue biologique du nord de la France (Le Bigot, 1892)

Revue d'entomologie - Société française d'entomologie. (Société Française d'Entomologie, 1888)

Revue des questions scientifiques - Société scientifique de Bruxelles. (Société scientifique de Bruxelles, 1878)

Revue des questions scientifiques - Société scientifique de Bruxelles. (Société scientifique de Bruxelles, 1888)

Revue entomologique (Bureau de la Revue entomologique, 1833)

Revue entomologique (Bureau de la Revue entomologique, 1834)