Reise durch das Altai-Gibirge und die soongorische Kirgisen=Steppe : Auf Kosten der Kaiserlichen Universität Dorpat unternommen im jahre 1826 in Begleitung der Herren D. Carl Anton Meyer und D. Alexander von Bunge - Ledebour, Carl Friedrich von, 1785 -1851 (G. Reimer, 1830)

Reise nach Ostindien und China - Ekeberg, Carl Gustav, 1716 -1784 (verlegts Johann Christian Koppe, 1765)

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Report and transactions - Guernsey Society of Natural Science; Local Research. (The Society, 1890-1922, 1882)

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

Report and transactions - Guernsey Society of Natural Science; Local Research. (The Society, 1890-1922, 1900)

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

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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. (1894)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1896)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1874)

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Report of the scientific results of the voyage of S.Y. "Scotia" during the years 1902, 1903, and 1904, under the leadership of William S. Bruce - Bruce, William S. 1867 -1921 (The Scottish oceanographical laboratory, 1907)

Report of the United States Entomological Commission - United States Entomological Commission. (Govt. print. off, 1883)

Report on the condition of the sea fisheries of the south coast of New England ... - Baird, Spencer Fullerton, 1823 -1887 (Govt. Print. Off, 1873)

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Report on the scientific results of the voyage of H.M.S. Challenger during the years 1873-76 under the command of Captain George S. Nares ... and the late Captain Frank Tourle Thomson, R.N - Thomson, C. Wyville, Sir, (Charles Wyville), 1830 -1882 (Neill, 1888)

Report on the scientific results of the voyage of S.Y. "Scotia" during the years 1902, 1903 and 1904, under the leadership of William S. Bruce - Bruce, William S. 1867 -1921 (Scottish Oceanographical Laboratory, 1912)

Report to the government of Ceylon on the pearl oyster fisheries of the gulf of Manaar - Royal Society (Great Britain) (1904)

Report upon the fauna of Liverpool Bay and the neighboring seas - Herdman, W. A. Sir, (William Abbott), 1858 -1924 (Longmans, Green, 1895)

Report upon the fauna of Liverpool Bay and the neighboring seas - Herdman, W. A. Sir, (William Abbott), 1858 -1924 (Longmans, Green, 1900)

Report upon the fauna of Liverpool Bay and the neighboring seas - Herdman, W. A. Sir, (William Abbott), 1858 -1924 (Longmans, Green, 1889)

Report upon the invertebrate animals of Vineyard Sound and adjacent waters, with an account of the physical features of the region - Baird, Spencer Fullerton, 1823 -1887 (Govt. Print. Off, 1874)

Résultats des campagnes scientifiques accomplies sur son yacht par Albert Ier, prince souverain de Monaco ... - Albert I, Prince of Monaco, 1848 -1922 (Impr. de Monaco, 1900)

Résultats des campagnes scientifiques accomplies sur son yacht par Albert Ier, prince souverain de Monaco ... - Albert I, Prince of Monaco, 1848 -1922 (Impr. de Monaco, 1915)

Revised nomenclature of the species described in Bate and Westwood's 'British sessile-eyed Crustacea.' - Norman, Alfred Merle, 1831 -1918 (s.n, 1905)

Révision des amphipodes de la cote océanique de France - Chevreux, Édouard, 1846 -1931 (Au Siège de la Société zoologique de France, 1898)

Revue critique de paléozoologie - Cossmann, M. (Maurice), 1850 -1924 (M. Cossmann, 1900)

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

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1888)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1892)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1894)

Revue entomologique (Bureau de la Revue entomologique, 1834)

Revue entomologique (Bureau de la Revue entomologique, 1837)

Revue générale des sciences pures et appliquées ([s.n.], 1891)

Revue mensuelle d'entomologie pure et appliquée - Dokhtouroff, Wladimir. (1883)

Revue mensuelle de la Société entomologique namuroise - Société entomologique namuroise. (Société entomologique namuroise, 1906)

Revue mensuelle de la Société entomologique namuroise - Société entomologique namuroise. (Société entomologique namuroise, 1909)

Revue mensuelle de la Société entomologique namuroise - Société entomologique namuroise. (Société entomologique namuroise, 1911)

Revue mensuelle de la Société entomologique namuroise - Société entomologique namuroise. (Société entomologique namuroise, 1912)

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Revue scientifique du Bourbonnais et du centre de la France - Olivier, Ernest, 1844 -1914 (Impr. É. Auclaire, 1897)

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Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1949)

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Revue zoologique - Société Cuvierienne. (Société cuvierienne, 1840)

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Rhopalocera æthiopica; die Tagfalter des æthiopischen Faunengebietes, eine systematisch-geographische Studie - Aurivillius, Chr. (Christopher), 1853 -1928 (Kungl. Boktryckeriet, P.A. Norstedt & Sönner, 1898)

Rhopalocera Africae australis : a catalogue of South African butterflies : comprising descriptions of all the known species, with notices of their larvae, pupae, localities, habits, seasons of appearance, and geographical distribution - Trimen, Roland, 1840 -1916 (Trübner, 1862)

Rhopalocera Europæ, descripta et delineata = The butterflies of Europe, described and figured - Lang, Henry C. 1909 (L. Reeve, 1884)