Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1848)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1867)

Öfversigt af Kongl. Vetenskaps-akademiens forhandlingar - Kungl. Svenska vetenskapsakademien. (P. A. Norstedt & Söner, 1884)

On growth and form - Thompson, D'Arcy Wentworth, 1860 -1948 (University press, 1917)

On Jurassic and Cretaceous fossils from north-east Greenland - Ravn, J.P.J. (Jesper Peter Johansen), 1866 - (Printed by Bianco Luno, 1911)

On some marine Invertebrata dredged or otherwise collected by Dr. G.M. Dawson, in 1885, on the coast of British Columbia; with a supplementary list of a few land and fresh water shells, fishes, birds, etc., from the same region - Whiteaves, Joseph Frederick, 1835 -1909 (Dawson brothers, 1887)

On the fauna and flora of the west of Scotland. Meeting at Glasgow, September, 1876 - British Association for the Advancement of Science. (Blackie, 1876)

On the marine mollusca of Maderia : with descriptions of thirty-five new species and an index-list of all known sea-dweling species of that island - Watson, Robert Boog. 1823 -1910 (Linnean Society of London, 1897)

On the Silurian Gastropoda and Pteropoda of Gotland - Lindström, Gustaf, 1829 -1901 (P.A. Norstedt, 1884)

On the variation of species - Wollaston, Thomas Vernon, 1822 -1878 (John Van Voorst, 1856)

On the variation of species, with especial reference to the insecta followed by an inquiry into the nature of genera - Wollaston, Thomas Vernon, 1822 -1878 (J. Van Voorst, 1856)

On the variation of species : with especial reference to the Insecta : followed by an inquiry into the nature of genera - Wollaston, Thomas Vernon, 1822 -1878 (J. Van Voorst, 1856)

Opisthobranch newsletter - Long, Steven J. (S.J. Long, 1969)

Otia conchologica : descriptions of shells and mollusks, from 1839 to 1862 - Gould, Augustus A. (Augustus Addison), 1805 -1866 (Gould and Lincoln, 1862)

Otia conchologica : descriptions of shells and mollusks from 1839 to 1862 / by Augustus A. Gould, M.D - Gould, Augustus A. (Augustus Addison), 1805 -1866 (1846)

Our country's shells and how to know them : a guide to the British mollusca - Gordon, W. J. (Simpkin, Marshall, Hamilton, Kent & Co, 1901)

Outlines of general zoology - Baird, Spencer Fullerton, 1823 -1887 (Rudolph Garrigue, 1851)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton & Co, 1892)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Young J. Pentland, 1895)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Pentland, 1899)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton & Co, 1895)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton, 1895)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (D. Appleton, 1906)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (H. Frowde and Hodder & Stoughton, 1921)

Outlines of zoology - Thomson, J. Arthur (John Arthur), 1861 -1933 (Humphrey Milford, Oxford University Press, 1929)

Pacific science - University of Hawaii. (University Press of Hawaii, 1959)

Palaeontographia Italica : Memorie di paleontologia - Canavari, Mario 1855 -1928 (Tip. T. Nistri, 1895)

Palaeontographica (Theodor Fischer, 1846)

Palaeontographica. Supplement (Theodor Fischer, 1870)

Palaeontographica. Supplement (Theodor Fischer, 1880)

Palaeontographica. Supplement (Theodor Fischer, 1912)

Palaeontographica (Theodor Fischer, 1866)

Palaeontographica (Theodor Fischer, 1871)

Palaeontographica (Theodor Fischer, 1887)

Palaeontographica (Theodor Fischer, 1888)

Palaeontographica (Theodor Fischer, 1891)

Palaeontographica (Theodor Fischer, 1895)

Palaeontographica (Theodor Fischer, 1911)

Palaeontographica Bohemiae - Ceská akademie ved a umení. Trída 2. (1902)

Palaeontographica Bohemiae - Ceská akademie ved a umení. Trída 2. (1910)

Palaeontologia universalis - International Geological Commission. (International Geological Commission], 1903)

Palaeontology - Palaeontological Association (Palaeontological Association, 1983)

Palaeontology - Palaeontological Association (Palaeontological Association, 1997)

Palaeontology; or, A systematic summary of extinct animals and their geological relations - Owen, Richard, 1804 -1892 (A. and C. Black, 1860)

Palaeontology; or, A systematic summary of extinct animals and their geological relations - Owen, Richard, 1804 -1892 (A. and C. Black, 1861)

Palæontology; or, A systematic summary of extinct animals and their geological relations - Owen, Richard, 1804 -1892 (A. and C. Black, 1860)

Palaeontology or A systematic summary of extinct animals and their geological relations - Owen, Richard, 1804 -1892 (A. and C. Black, 1861)

Palaeontology, or, A systematic summary of extinct animals and their geological relations - Owen, Richard, 1804 -1892 (A. and C. Black, 1860)

Paläontologische Untersuchungen. Erster Theil - Semper, Johann Otto ([éditeur inconnu],, 1861)

Palaozoologie : Entwurf einer systematischen Darstellung der Fauna der Vorwelt - Giebel, C. (Christoph), 1820 -1881 (Nulandt'sche buchandlung (L. Garcke), 1846)

Paleontological research - Nihon Koseibutsu Gakkai (Palaeontological Society of Japan, 1998)

Paléontologie française : description zoologique et géologique de tous les animaux mollusques et rayonnés fossiles de France : comprenant leur application à la reconnaissance des couches - Orbigny, Alcide Dessalines d', 1802 -1857 (Chez l'auteur, 1840)

Paléontologie française : description zoologique et géologique de tous les animaux mollusques et rayonnés fossiles de France : comprenant leur application à la reconnaissance des couches - Orbigny, Alcide Dessalines d', 1802 -1857 (Chez l'auteur, 1842)

Paleontology of Missouri / by Charles Rollin Keyes - Keyes, Charles Rollin, 1864 -1942 (Tribune Print. Co, 1894)

Paleontology of the Oligocene of the Chehalis Valley, Washington - Palmer, Katherine V. W. (Katherine Van Winkle), 1895 -1982 (University of Washington, 1918)

Paper on a collection of fossils from Springvale, near Couva, Trinidad - Agricultural Society of Trinidad; Tobago. (Agricultural Society of Trinidad and Tobago, 1910)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1875)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1877)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1878)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1890)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1902)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1912)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1915)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1918)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1919)

Papers on Mollusca of Japan - Pilsbry, Henry Augustus, 1862 -1957 (1901)

Parasitische prosobranchier der Siboga-expedition - Nierstrasz, H.F. (Hugo Frederik), 1872 -1937 (E. J. Brill, 1909)

Le parasitisme et la symbiose - Caullery, Maurice, 1868 -1958 (Doin, 1922)