Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 1997)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 1998)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 2001)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 2003)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 2005)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 2006)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 2013)

Iberus : revista de la Sociedad Española de Malacología - Sociedad Española de Malacología. (La Sociedad, 1981)

Icones Physiologicae : tabulae physiologiam et geneseos historiam illustrantes : 3 fasc = Erläuterungstafeln zur Physiologie und Entwickelungsgeschichte - Wagner, Rudolph, 1805 -1864 ([s.n.], 1839)

Icones Zootomicae : Handatlas zur vergleichenden Anatomie nach fremden und eigenen Untersuchungen - Wagner, Rudolph, 1805 -1864 (L. Voss, 1841)

Iconographic encyclopaedia of science, literature, and art - Baird, Spencer Fullerton, 1823 -1887 (R. Garrigue, 1851)

Iconographie du règne animal de G. Cuvier, ou, Représentation d'après nature de l'une des espèces les plus et souvent non encore figurées de chaque genre d'animaux : avec un texte descriptif mis au courant de la science : ouvrage pouvant servir d'atlas a tous les traites de zoologie - Cuvier, Georges, baron, 1769 -1832 (Chez J.B. Baillière, 1844)

Iconographie du règne animal de G. Cuvier, ou, Représentation d'après nature de l'une des espèces les plus et souvent non encore figurées de chaque genre d'animaux : avec un texte descriptif mis au courant de la science : ouvrage pouvant servir d'atlas a tous les traites de zoologie - Cuvier, Georges, baron, 1769 -1832 (Chez J.B. Baillière, 1829)

Iheringia. Série zoologia - Fundação Zoobotânica do Rio Grande do Sul. Museu de Ciências Naturais. (Museu Rio-Grandense de Ciências Naturais, Divisão de Ciências do Departamento de Ciência e Cultura, Secretaria de Estado dos Negócios da Educação e Cultura do Govêrno do Estado do Rio Grande do Sul, 1957)

Iles Açores. Notice sur l'histoire naturelle des Açores suivie d'une description des mollusques terrestres de cet archipel - Morelet, Arthur, 1809 -1892 (Baillière, 1860)

An illustrated dictionary of scientific terms - Rossiter, William, 1897 (G. P. Putnam's Sons, 1878)

Illustrated handbook. Aquarium, picture salon, cyclorama, museum and technological collections under the control of the exhibition trustees - Exhibition Building (Melbourne, Vic.) (Robt. S. Brain, Govt. printer)

An illustrated introduction to Lamarck's conchology : contained in his Histoire naturelle des animaux sans vertèbres : being a literal translation of the descriptions of the recent and fossil genera - Lamarck, Jean-Baptiste Pierre Antoine de Monet de, 1744 -1829 (Longman, Rees, Orme, Brown, & Green, 1827)

The illustrated natural history - Wood, J. G. (John George), 1827 -1889 (Harper & Bros, 1872)

The illustrated natural history - Wood, J. G. (John George), 1827 -1889 (G. Routledge, 1853)

Illustrated natural history of the animal kingdom : being a systematic and popular description of the habits, structure, and classification of animals from the highest to the lowest forms, with their relations to agriculture, commerce, manufactures, and the arts - Goodrich, Samuel G. (Samuel Griswold), 1793 -1860 (Derby & Jackson, 1859)

Illustrated natural history of the animal kingdom, being a systematic and popular description of the habits, structure, and classification of animals from the highest to the lowest forms, with their relations to agriculture, commerce, manufactures, and the arts - Goodrich, Samuel G. (Samuel Griswold), 1793 -1860 (Derby & Jackson, 1859)

Illustrated natural history of the animal kingdom, being a systematic and popular description of the habits, structure, and classification of animals from the highest to the lowest forms, with their relations to agriculture, commerce, manufactures, and the arts - Goodrich, Samuel G. (Samuel Griswold), 1793 -1860 (Derby & Jackson, 1865)

Illustrated sketches of natural history : consisting of descriptions and engravings of animals - Society for Promoting Christian Knowledge (Great Britain). General Literature Committee. (Society for Promoting Christian Knowledge, 1864)

Illustrations of zoology. The engravings by F.W. Lowry and Thomas Landseer (John Joseph Griffin and Co, 1851)

Illustrirtes conchylienbuch - Kobelt, Wilhelm, 1840 -1916 (Bauer & Raspe, E. Küster, 1876)

Illustrirtes Thierleben - Brehm, Alfred Edmund, 1829 -1884 (Verlag des Bibliogr. Instituts, 1869)

The impenetrable sea - Constance, Arthur. (Citadel Press, 1958)

Implications of evolution - Kerkut, G. A. (Pergamon Press, 1960)

In ocean land - Atwater, Emily Paret, 1873 - (A. Whitman & company, 1927)

In the field : the bulletin of the Field Museum of Natural History - Field Museum of Natural History. (Field Museum of Natural History, 1992)

Increasing our Pacific Coast fishery resources - Cobb, John N. (John Nathan), 1868 -1930 (Issued by the Committee on Scientific Research of the State Council of Defense, Sacramento, 1918)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1758)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1801)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1902)