Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1878)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1884)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1894)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1901)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1904)

Proceedings of the Royal Society of Victoria - Royal Society of Victoria (Melbourne, Vic.) (The Society, 1907)

Proceedings of the Royal Society of Victoria. New series - Royal Society of Victoria (Melbourne, Vic.) (Stillwell and Co, 1934)

Proceedings of the Royal Society of Victoria. New series - Royal Society of Victoria (Melbourne, Vic.) (Stillwell and Co, 1935)

Proceedings of the Royal Society of Victoria. New series - Royal Society of Victoria (Melbourne, Vic.) (Stillwell and Co, 1937)

Proceedings of the Royal Society of Victoria. New series - Royal Society of Victoria (Melbourne, Vic.) (Stillwell and Co, 1938)

Proceedings of the Royal Society of Victoria. New series - Royal Society of Victoria (Melbourne, Vic.) (Stillwell and Co, 1941)

Proceedings of the Royal Society of Victoria. New series - Royal Society of Victoria (Melbourne, Vic.) (Stillwell and Co, 1983)

Proceedings of the San Diego Society of Natural History - San Diego Society of Natural History. (San Diego Society of Natural History, 1991)

Proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural history Society, 1906)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1882)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1881)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1883)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1885)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1894)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1908)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1911)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1940)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1942)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1956)

Proceedings of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences, 1902)

Proceedings of the Yorkshire Geological and Polytechnic Society - Yorkshire Geological; Polytechnic Society. (Yorkshire Geological and Polytechnic Society, 1878)

Proceedings of the Yorkshire Geological and Polytechnic Society - Yorkshire Geological; Polytechnic Society. (Yorkshire Geological and Polytechnic Society, 1900)

Proceedings of the Yorkshire Geological Society - Yorkshire Geological Society. (Yorkshire Geological Society, 1915)

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.], 1888)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1892)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1894)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1896)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1902)

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

Prodromus faunae mediterraneae, sive Descriptio animalium maris Mediterranei incolarum, quam comparata silva rerum quatenus innotuit, adiectis locis et nominibus vulgaribus eorumque auctoribus - Carus, Julius Victor, 1823 -1903 (E. Schweizerbart, 1885)

Prodromus faunae mediterraneae, sive Descriptio animalium maris Mediterranei incolarum, quam comparata silva rerum quatenus innotuit, adiectis locis et nominibus vulgaribus eorumque auctoribus - Carus, Julius Victor, 1823 -1903 (E. Schweizerbart, 1889)

The Prosobranchia of the Siboga Expedition - Schepman, M. M. (Mattheus Marinus), 1847 -1919 (E. J. Brill, 1908)

The Prosobranchia of the Siboga Expedition - Schepman, M. M. (Mattheus Marinus), 1847 -1919 (E. J. Brill, 1909)

The Prosobranchia of the Siboga Expedition - Schepman, M. M. (Mattheus Marinus), 1847 -1919 (E. J. Brill, 1913)

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

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

The Pterobranchia of the Siboga-expedition with an account of other species - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Late E. J. Brill, 1905)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1985)

Publications in zoology = Publications en zoologie - National Museum of Natural Sciences (Canada) (National Museums of Canada, National Museum of Natural Sciences, 1973)

Publications of the Institute of Marine Science - University of Texas. Institute of Marine Science. (Institute of Marine Science, University of Texas, 1950)

Publications of the Institute of Marine Science - University of Texas. Institute of Marine Science. (Institute of Marine Science, University of Texas, 1951)

Publications of the Institute of Marine Science - University of Texas. Institute of Marine Science. (Institute of Marine Science, University of Texas, 1953)

Publications of the Institute of Marine Science - University of Texas. Institute of Marine Science. (Institute of Marine Science, University of Texas, 1955)

Publications of the Institute of Marine Science - University of Texas. Institute of Marine Science. (Institute of Marine Science, University of Texas, 1962)

Publications - Puget Sound Biological Station - Puget Sound Biological Station. (Puget Sound Biological Station, University of Washington, 1918)

Quantitative composition and distribution of the macrobenthic invertebrate fauna of the continental shelf ecosystems of the northeastern United States - Theroux, Roger B. (U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service, Scientific Publications Office, 1998)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1865)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1881)

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

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

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

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1922)

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

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1888)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1962)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1854)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1865)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1866)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1883)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1894)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1897)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1899)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1900)

Radiation biology - Hollaender, Alexander, 1898 - (McGraw-Hill, 1954)

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)

The Record of zoological literature (J. van Voorst, 1864)

The Record of zoological literature (J. van Voorst, 1865)

The Record of zoological literature (J. van Voorst, 1866)

The Record of zoological literature (J. van Voorst, 1867)

The Record of zoological literature (J. van Voorst, 1869)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1999)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 1890)