International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1914)

International Trade in Marine Shells - Wells, Susan M. (TRAFFIC International, 1980)

International Trade in Ornamental Shells - Wells, Susan M. (IUCN Conservation Monitoring Centre, 1981)

Introduction à l'étude des mollusques - Pelseneer, Paul, 1863 -1945 (Henri Lamertin, 1894)

An introduction to animal morphology and systematic zoology - Macalister, Alexander, 1844 -1919 (Longmans, 1876)

An introduction to animal morphology and systematic zoology : pt. I. Invertebrata - Macalister, Alexander, 1844 -1919 (Longmans, Green, 1876)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, and Longman, 1832)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green and Longman, 1835)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Rees, Orme, Brown, Green, & Longman, 1832)

An introduction to botany - Lindley, John, 1799 -1865 (Longman, Brown, Green, and Longmans, 1848)

An introduction to conchology; or, Elements of the natural history of molluscous animals - Johnston, George, 1797 -1855 (J. Van Voorst, 1850)

An introduction to geology - Scott, William Berryman, 1858 -1947 (The Macmillan Company, 1897)

An introduction to geology : and its associate sciences mineralogy, fossil botany, and palaeontology - Wright, Thomas, 1809 -1884 (H. G. Bohn, 1855)

An introduction to the comparative anatomy of animals : compiled with constant reference to physiology, and elucidated by twenty copper-plates - Carus, Carl Gustav, 1789 -1869 (Longman, Rees, Orme, Brown, and Green, 1827)

An introduction to the comparative anatomy of animals compiled with constant reference to physiology, and elucidated by twenty copper-plates - Carus, Carl Gustav, 1789 -1869 (Longman, Rees, Orme, Brown, and Green, 1827)

An introduction to the study of conchology : describing the orders, genera, and species of shells; their most prominent characteristics, and usual mode of classification : with observations on the nature and properties of the animals; and directions for collecting, preserving, and cleaning shells.and directions for collecting, preserving, and cleaning shells - Wodarch, Charles. (Published by Longman, Hurst, Rees, Orme, and Browne, and by J. Mawe, 1820)

An introduction to the study of conchology : including observations on the Linnæan genera, and the arrangement of M. Lamarck, a glossary, and a table of English names - Brookes, Samuel (Printed for John and Arthur Arch, by Richard and Arthur Taylor, 1815)

An introduction to the study of conchology : including observations on the Linnæan genera, and the arrangement of M. Lamarck, a glossary, and a table of English names : illustrated with coloured plates - Lamarck, Jean-Baptiste-Pierre-Antoine de Monet de 1744 -1829 (Printed for John and Arthur Arch, by Richard and Arthur Taylor, 1815)

An introduction to the study of zoology - Lindsay, B. (S. Sonnenschein, 1895)

An introduction to zoology - Gosse, Philip Henry, 1810 -1888 (Printed for the Society for promoting Christian knowledge, 1844)

Invertebrate zoology - Van Cleave, Harley Jones, 1886 -1953 (McGraw-Hill Book Company, Inc, 1931)

Les invertébrés du bassin tertíaire du sudest de la France : Les mollusques pliocènes de la vallée du Rhône et du Roussillon / par F. Fontannes - Fontannes, Francisque, 1839 -1886 (Georg, 1879)

Ipsa Chiereghinii Conchylia, ovvero contribuzione pella Malacologia Adriatica desunta dal manoscritto descrizione de' Crostacei, de' Testacei, e de' Pesci che abitano le Lagune e Golfo Veneto, rappresentati in figure, a chiaro-scuro ed a colori dall Abate S. Chiereghini ... illustrata da S. Brusina - Brusina, Spiridion, 1845 -1908 (1870)

Ipsa Linnaei conchylia : The shells of Linnaeus, determined from his manuscripts and collection - Linné, Carl von, 1707 -1778 (Williams and Norgate, 1855)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1907)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1817)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1818)

Isis, oder, Encyclopädische Zeitung von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1819)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1822)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1823)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1824)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1825)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1826)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1828)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1829)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1830)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1832)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1834)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1836)