Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1883)

Proceedings and transactions of the Royal Society of Canada. Délibérations et mémoires de la Société royale du Canada - Royal Society of Canada. (Société royale du Canada, 1895)

Proceedings - Cambridge Philosophical Society. Mathematical and physical sciences - Cambridge Philosophical Society. (Cambridge Philosophical Society [etc.], 1843)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1861)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1863)

Proceedings of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1889)

Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledge - American Philosophical Society. (American Philosophical Society, 1838)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1841)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1848)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1851)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1861)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1866)

Proceedings of the Boston Society of Natural History - Boston Society of Natural History. (Boston Society of Natural History, 1904)

Proceedings of the Bristol Naturalists' Society - Bristol Naturalists' Society (Bristol, England) (Bristol Naturalists' Society, 1954)

Proceedings of the California Academy of Sciences - California Academy of Sciences (California Academy of Sciences, 1874)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1919)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1969)

Proceedings of the Chester Society of Natural Science - Chester Society of Natural Science. (1874)

Proceedings of the Cleveland Naturalists' Field Club - Cleveland Naturalists' Field Club. (1903)

Proceedings of the Cotteswold Naturalists' Field Club - Cotteswold Naturalists' Field Club. (1868)

Proceedings of the Cotteswold Naturalists' Field Club - Cotteswold Naturalists' Field Club. (1872)

Proceedings of the Cotteswold Naturalists' Field Club - Cotteswold Naturalists' Field Club. (1896)

Proceedings of the Essex Institute - Essex Institute. (Essex Institute Press, 1848)

Proceedings of the Geological Society of London - Geological Society of America. (The Society, 1842)

Proceedings of the Geological Society of London - Geological Society of America. (The Society, 1845)

Proceedings of the Literary and Philosophical Society of Liverpool - Literary; Philosophical Society of Liverpool. (1854)

Proceedings of the Literary and Philosophical Society of Manchester - Literary; Philosophical Society of Manchester. (The Society, 1865)

Proceedings of the Literary and Philosophical Society of Manchester - Literary; Philosophical Society of Manchester. (The Society, 1864)

Proceedings of the Literary and Philosophical Society of Manchester - Literary; Philosophical Society of Manchester. (The Society, 1868)

Proceedings of the Literary and Philosophical Society of Manchester - Literary; Philosophical Society of Manchester. (The Society, 1873)

Proceedings of the Literary and Philosophical Society of Manchester - Literary; Philosophical Society of Manchester. (The Society, 1876)

Proceedings of the Malacological Society of London - Malacological Society of London (Dulau, 1910)

Proceedings of the Malacological Society of London - Malacological Society of London (Dulau, 1915)

Proceedings of the Malacological Society of London - Malacological Society of London (Dulau, 1916)

Proceedings of the Malacological Society of London - Malacological Society of London (Dulau, 1923)

Proceedings of the Manchester Literary and Philosophical Society - Manchester Literary; Philosophical Society. (The Society, 1883)

Proceedings of the National Shellfisheries Association - National Shellfisheries Association. (Published for the National Shellfisheries Association by MPG Communications, 1962)

Proceedings of the Natural history society of Dublin for the session ... - Natural History Society of Dublin. (Printed for the Society, 1862)

Proceedings of the Natural history society of Dublin for the session ... - Natural History Society of Dublin. (Printed for the Society, 1878)

Proceedings of the Natural History Society of Glasgow - Natural History Society of Glasgow. (Natural History Society of Glasgow, 1858)

Proceedings of the Nova Scotian Institute of Science - Nova Scotian Institute of Science. (Nova Scotian Institute of Science, 1954)

Proceedings of the Perthshire Society of Natural Science - Perthshire Society of Natural Science. (1880)

Proceedings of the Philosophical Society of Glasgow - Philosophical Society of Glasgow.

Proceedings of the Royal Irish Academy - Royal Irish Academy. (Royal Irish Academy, 1891)

Proceedings of the Royal Irish Academy - Royal Irish Academy. (Royal Irish Academy, 1896)

Proceedings of the Royal Irish Academy - Royal Irish Academy. (Royal Irish Academy, 1898)

Proceedings of the Royal Irish Academy - Royal Irish Academy. (Royal Irish Academy, 1921)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1867)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1878)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1880)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1883)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1890)

Proceedings of the Royal Physical Society of Edinburgh - Royal Physical Society of Edinburgh. (The Society, 1894)

Proceedings of the Royal Society of Edinburgh - Royal Society of Edinburgh. (Royal Society of Edinburgh, 1862)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1876)

Proceedings of the Royal Society of London - Royal Society (Great Britain) (The Society, 1882)

Proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural history Society, 1901)

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.], 1883)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1884)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1886)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1907)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1960)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1967)

Proceedings of the Yorkshire Geological and Polytechnic Society - Yorkshire Geological; Polytechnic Society. (Yorkshire Geological and Polytechnic Society, 1888)

Proceedings of the Yorkshire Geological and Polytechnic Society - Yorkshire Geological; Polytechnic Society. (Yorkshire Geological and Polytechnic Society, 1895)

Proceedings of the Yorkshire Geological Society - Yorkshire Geological Society. (Yorkshire Geological Society, 1906)

Proceedings of the Yorkshire Geological Society - Yorkshire Geological Society. (Yorkshire Geological Society, 1909)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1850)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1864)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1868)

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.], 1882)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1884)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1909)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1861)

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)

Prodromus faunae molluscorum testaceorum maria europaea inhabitantium - Kobelt, Wilhelm, 1840 -1916 (Bauer & Raspe, 1888)

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

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

Publications in biological oceanography - National Museum of Natural Sciences (Canada) (The Museum, 1974)

Quarterly journal of conchology (D. Bogue, 1874)

Quarterly journal of conchology (D. Bogue, 1875)

Quarterly journal of conchology (D. Bogue, 1877)

Quarterly Journal of Science, Literature and the Arts - Royal Institution of Great Britain. (1823)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1845)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1846)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1849)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1850)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1853)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1855)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1857)

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. (1859)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1860)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1861)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1864)

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. (1869)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1870)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1871)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1874)