Paleontological bulletin / by Edward D. Cope - Cope, E. D. (Edward Drinker), 1840 -1897 (s.n.], 1872)

Paleontological investigations at Mineral Hill Cave - Broughton, Jack M. (U.S. Department of the Interior, Bureau of Land Management, Elko Field Office, 2004)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 2000)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 1999)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 2002)

Paleontologie und Descendenzlehre : Vortrag gehalten in der allgemeinen Sitzung der naturwissenschaftlichen Hauptgruppe der Versammlung deutscher Naturforscher und Aerzte in Hamburg, am 26 September, 1901 - Gesellschaft Deutscher Naturforscher und Ärzte. (Gustav Fischer, 1902)

A paleopopulation of Coryphodon lobatus (Mammalia:Pantodonta) from Deardorff Hill Coryphodon Quarry, Piceance Creek Basin, Colorado - Turnbull, William D. (William D.), 1922 -2011 (Field Museum of Natural History, 2010)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1886)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1920)

Papers concerning the palæontology of California, Arizona, and Idaho - Merriam, John C. (John Campbell), 1869 -1945 (Carnegie Institution of Washington, 1934)

Papers concerning the palaeontology of California, Nevada and Oregon - Munz, Philip A. (Philip Alexander), 1892 -1974 (Carnegie Institution of Washington, 1935)

Papers concerning the palaeontology of California, Oregon and the northern Great basin province - Carnegie Institution of Washington (Carnegie Institution of Washington, 1932)

Papers in vertebrate paleontology honoring Robert Warren Wilson - Carnegie Museum of Natural History (Carnegie Museum of Natural History, 1984)

The parasites of man, and the diseases which proceed from them : a text-book for students and practitioners - Leuckart, Rudolf, 1823 -1898 (Young J. Pentland, 1886)

The parasites of man, and the diseases which proceed from them; a textbook for students and practitioners - Leuckart, Rudolf, 1823 -1898 (Pentland, 1886)

The parasites of man, and the diseases which proceed from them. A text-book for students and practitioners - Leuckart, Rudolf, 1823 -1898 (Y.J. Pentland, 1886)

Pattedyr - Winge, H. (Herluf) (Forlagt af G.E.C. Gad, 1908)

Patterns in the structure of mammalian communities - Morris, Douglas W. (Texas Tech University Press, 1989)

The perissodactyl hallux - Radinsky, Leonard B. (American Museum of Natural History, 1963)

Perú: Cordillera Escalera-Loreto - Stotz, Douglas F. (Douglas Forrester), 1956 - (The Field Museum, Science and Education, 2014)

Peru : Ere-Campuya-Algodón - Field Museum of Natural History. (The Field Museum, Science and Education, 2013)

Peru : Maijuna - Alverson, William Surprison (Field Museum, Environment, Culture and Conservation, 2010)

Perú : Cerros de Kampankis - Stotz, Douglas F. (Douglas Forrester), 1956 - (The Field Museum, Environment, Culture, and Conservation, 2012)

Perú, Medio Putumayo-Algodón - Stotz, Douglas F. (Douglas Forrester), 1956 - (Field Museum of Natural History, 2016)

Perú : Nanay-Mazán-Arabela - Alverson, William Surprison (Field Museum, Environmental and Conservation Programs, 2007)

Perú : Tapiche-Blanco - Field Museum of Natural History. (The Field Museum, 2015)

Perú : Yaguas-Cotuhé - Field Museum of Natural History. (Field Museum, Environment, Culture, and Conservation, 2011)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1851)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1853)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1873)

Philosophical transactions of the Royal Society of London - Royal Society (Great Britain) (Royal Society of London, 1876)

Philosophical transactions. Series A: Mathematical and physical sciences - Royal Society (Great Britain) (1887)

A phylogenetic classification of animals (for the use of students) - Herdman, W. A. Sir, (William Abbott), 1858 -1924 (Macmillan and Co, 1885)

Phylogenetic systematics, biochronology, and paleobiology of late neogene horses (family Equidae) of the Gulf Coastal Plain and the Great Plains - Hulbert, Richard Charles, Jr., 1955 - (1987)

Phylogeny of early Tertiary Carnivora : with a description of a new species of Protictis from the Middle Eocene of northwestern Wyoming - Flynn, John J. (John Joseph), 1955 - (American Museum of Natural History, 1982)

Die Pithecanthropus-Schichten auf Java. Geologische und paläontologische Ergebnisse der Trinil-Expedition (1907 und 1908), ausgeführt mit Unterstützung der Akademischen Jubiläumsstiftung der Stadt Berlin und der Königlich bayerischen Akademi der Wissenschaften - Königlich Bayerische Akademie der Wissenschaften (W. Engelmann, 1911)

The placentation of the manatee (Trichechus latirostris) / by George B. Wislocki - Wislocki, George B. (George Bernays), 1892 -1956 (Printed for the Museum, 1935)

Pleistocene birds of the palearctic : a catalogue - Nuttall Ornithological Club. (Nuttall Ornithological Club, 1998)

Pleistocene mammals and paleoecology of the western Amazon - Rancy, Alceu, 1949 - (1991)

Pleistocene mammals from the Saskatchewan gravels in Alberta, Canada - Alberta Research Council. (University of Alberta, 1968)

A Pliocene chalicothere from Nebraska, and the distribution of chalicotheres in the late Tertiary of North America - Skinner, Morris F. (American Museum of Natural History, 1968)

Points of the horse; a treatise on the conformation, movements, breeds and evolution of the horse - Hayes, M. Horace (Matthew Horace), 1842 -1904 (W. Thacker & co, 1897)

The points of the horse : a familiar treatise on equine conformation - Hayes, M. Horace (Matthew Horace), 1842 -1904 (W. Thacker, 1893)

The Popular educator: a complete encyclopaedia of elementary, advanced and technical education (Cassell, 1888)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1877)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1881)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1888)

The Popular science monthly - Harry Houdini Collection (Library of Congress) (Popular Science Pub. Co., etc, 1904)

Popular Science Review (1876)

Popular Science Review (1880)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1966)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1974)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1979)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1983)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1984)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1971)

Practical lessons in science - Scovell, J. T. (Josiah Thomas), 1841 - (The Werner Co, 1895)

Practical taxidermy : a manual of instruction to the amateur in collecting, preserving, and setting up natural history specimens of all kinds : to which is added a chapter upon the pictorial arrangement of museums - Browne, Montagu (L. Upcott Gill, 1884)

Practical zoology - Hegner, Robert William, 1880 -1942 (Macmillan, 1915)

Preliminary report of the United States Geological Survey of Wyoming : and portions of contiguous territories, (being a second annual report of progress) - Geological; Geographical Survey of the Territories (U.S.) (Govt. Print. Off, 1872)

The primary factors of organic evolution - Cope, E. D. (Edward Drinker), 1840 -1897 (The Open court publishing company, 1904)

The primary factors of organic evolution - Cope, E. D. (Edward Drinker), 1840 -1897 (Open Court Pub. Co, 1904)

The primary factors of organic evolution - Cope, E. D. (Edward Drinker), 1840 -1897 (The Open Court Publishing Company, 1896)