Procès-verbaux - Société Linnéenne de Bordeaux. (1962)

Procès-verbaux - Société Linnéenne de Bordeaux. (1961)

Prodromo della storia naturale generale e comparata d'Italia ... - Marmocchi, Francesco Constantino, 1805 -1858 (Società editrice fiorentina, 1844)

The Protozoa - Calkins, Gary N. (Gary Nathan), 1869 -1943 (The Macmillan company, 1901)

Protozoa - Bhatia, B. L. (Bihari Lal), 1884 -1941 (Taylor and Francis, 1936)

Protozoa ... - Bhatia, B. L. (Bihari Lal), 1884 -1941 (Taylor and Francis, 1938)

The Protozoa, by Gary N. Calkins - Calkins, Gary N. (Gary Nathan), 1869 -1943 (Macmillan, 1901)

The Protozoa - Calkins, Gary N. (Gary Nathan), 1869 -1943 (Macmillan, 1901)

Protozoa in biological research - Calkins, Gary N. (Gary Nathan), 1869 -1943 (Columbia University Press, 1941)

Protozoa - Schwager, Conrad. (C.F. Winter, 1880)

Protozoa - Schwager, Conrad. (C.F. Winter, 1887)

Die Protozoen als Krankheitserreger : Nachtraege - Pfeiffer, L. (Ludwig), 1842 -1921 (G. Fischer, 1895)

Protozoölogy - Calkins, Gary N. (Gary Nathan), 1869 -1943 (Lea & Febiger, 1909)

Protozoology - Kudo, Richard R. (Richard Roksabro), 1886 -1967 (C. C. Thomas, 1954)

Protozoology - Kudo, Richard R. (Richard Roksabro), 1886 -1967 (C.C. Thomas, 1946)

Protozoology - Kudo, Richard R. (Richard Roksabro), 1886 -1967 (Thomas, 1939)

Przegląd fauny skorupiaków Galicyjskich - Akademja Umiejętności w Krakowie. (nakł. Akademii Umiejętności, 1895)

The psychic life of insects - Howard, L. O. (Leland Ossian), 1857 -1950 (T.Fisher Unwin, 1922)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1863)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1885)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1896)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1901)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1909)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1916)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1915)

Raboty Volzhskoĭ biologicheskoĭ stant͡sii = Arbeiten der Biologischen Wolga-Station - Volzhskai͡a biologicheskai͡a stant͡sii͡a (Stant͡sii͡a, 1914)

Raboty Volzhskoĭ biologicheskoĭ stant͡sii = Arbeiten der Biologischen Wolga-Station - Volzhskai͡a biologicheskai͡a stant͡sii͡a (Stant͡sii͡a, 1926)

Reading Naturalist. Reading - Reading Natural History Society.

Real Sociedad Española de Historia Natural. Tomo extraordinario publicado con motivo del 50. aniversario de su fundación, 1921 - Sociedad Española de Historia Natural. (Museo Nacional de Ciencias Naturales, 1921)

Recherches sur les infusoires astomes; anatomie, biologie, ethologie parasitaire, systeématique - Cépède, Casimir. (Librairie A. Schulz, 1910)

Recherches sur la faune littorale de Belgique : crustacés - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (M. Hayez, Imprimeur de l'Academie royale de Belgique, 1861)

Recherches sur la faune littorale de Belgique : crustacés - Beneden, P.-J. van (Pierre Joseph), 1809 -1894 (Hayes, impr. de l'Académie, 1861)

Recherches sur la faune littorale de Belgique. Turbellariés - Beneden, P.-J. van (Pierre Joseph), 1809 -1894 (M. Hayez, imprimeur de l'Académie, 1860)

Records of the Indian Museum - Indian Museum. (Pub. by order of the trustees of the Indian Museum, 1914)

Recueil zoologique suisse (H. Geog, 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 - Audouin, Jean Victor, 1797 -1841 (Fortin, Masson et cie, 1836)

Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Buchdr. der K. Akademie der Wissenschaften : Zu haben bei Eggers, 1851)

Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Buchdr. der K. Akademie der Wissenschaften : Zu haben bei Eggers, 1875)

The relationship between drift and microdistribution of larval Ephemeroptera - Ciborowski, Jan J. H. (University of Alberta, Dept. of Zoology, 1982)

Rendiconti - Reale Accademia dei Lincei (l'Accademia, 1889)

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

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1891)

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

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1886)

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

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1894)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1892)

Report of the New Jersey state agricultural experiment station upon the mosquitoes occurring within the state, their habits, life history - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, state printers, 1904)

Report on the condition of the sea fisheries of the south coast of New England ... - Baird, Spencer Fullerton, 1823 -1887 (Govt. Print. Off, 1871)

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

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)

Reports on the food of the rook, starling and chaffinch. Part 1, 2 - Theobald, Fred. V. (Frederick Vincent), 1868 -1930 (1916)

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

Reports submitted to the Court of Governors / University College of Wales, Aberystwyth - University College of Wales (Aberystwyth, Wales) (University College of Wales, 1936)

Reports submitted to the Court of Governors / University College of Wales, Aberystwyth - University College of Wales (Aberystwyth, Wales) (University College of Wales, 1941)

Resultate der Wissenschaftlichen Erforschung des Balatonsees - Hungary. Földmm̋uvelésügyi Minisztérium. (E. Hölzel, 1897)

Rettili, pesci e animali articolati - Figuier, Louis, 1819 -1894 (Fratelli Treves, 1881)

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

Revue algologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1924)

Revue biologique du nord de la France (Le Bigot, 1888)

Revue biologique du nord de la France (Le Bigot, 1893)

Revue des questions scientifiques - Société scientifique de Bruxelles. (Société scientifique de Bruxelles, 1891)

Revue des sciences naturelles appliquées - Société nationale d'acclimatation de France (La Société, 1889)