Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1912)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1833)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1914)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1915)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1916)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1917)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1918)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1919)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1923)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1881)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1901)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1911)

Proceedings of the Zoological Society of London : an index to the artists, 1848-1900 - Johnson, Bryan R., 1956 - (Garland, 1986)

Procès-verbaux - Société Linnéenne de Bordeaux. (1929)

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

Prodromus faunae zeylanicae : being contributions to the zoology of Ceylon - Kelaart, E. F. (Edward Frederick), 1819 -1860 (printed for the Author, 1852)

Prosperi Alpini Marosticensis, philosophi, medici, in celeberrimo Lyceo Patavino pharmaciae professoris ordinarii, hortique medici praefecti, Historiæ Ægypti naturalis : pars prima ; qua continentur Rerum Aegyptiarum libri quatuor - Alpini, Prosper, 1553 -1617 (Apud Gerardum Potuliet, 1735)

Protozoa - Schwager, Conrad. (C.F. Winter, 1883)

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

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)

Protozoology : a manual for medical men, veterinarians and zoologists - Wenyon, C. M. (Charles Morley), 1878 -1948 (W. Wood, 1926)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1977)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1978)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1979)

Publicações Avulsas do Museu Paraense Emílio Goeldi (Museu Paraense Emílio Goeldi, 1985)

Publications: studies from the Dept. of Anatomy - Cornell University. Medical College. (1910)

Quadro elementar da historia natural dos animaes - Cuvier, Georges, baron, 1769 -1832 (impresso por H. Bryer, 1815)

Quain's Elements of anatomy - Sharpey-Schäfer, E. A. Sir, (Edward Albert),‏ ‎ 1850 -1935 (Longmans, Green, 1890)

Quain's Elements of anatomy - Sharpey-Schäfer, E. A. Sir, (Edward Albert),‏ ‎ 1850 -1935 (Longmans, Green, and Co, 1891)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1879)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1883)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1884)

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

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1886)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1889)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1899)

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

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1907)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1908)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1911)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1910)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1912)

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

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1920)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1853)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1858)

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. (1881)

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

Quiggin's illustrated guide and visitor's companion through the Isle of Man - Forbes, Edward 1815 -1854 (M.A. Quiggin, 1858)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1974)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1984)

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 l'ostéologie et la myologie des batraciens à leurs différens âges; présentées à l'Académie royale des sciences, en réponse a la question suivante, "Déterminer, à l'aide d'observations, et démontrer, par des préparations anatomiques et des dessins exacts, les modifications que présentent, dans leur squelette et dans leurs muscles, les reptiles batraciens, tels que les grenouilles et les salamandres, en passant de l'état de larve à celui d'animal parfait," avec 20 planches - Académie royale des sciences (France) (J.-B. Baillière, 1834)

Recherches sur les ossemens fossiles : où l'on rétablit les caractères de plusieurs animaux dont les révolutions du globe ont détruit les espèces - Cuvier, Georges, baron, 1769 -1832 (E. d'Ocagne, 1834)