Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1921)

The Illinois Natural History Survey reports - Illinois. Natural History Survey Division (Natural History Survey, Illinois Institute of Natural Resources, 2009)

An illustrated catalogue of the mollusca of Michigan - Walker, Bryant, 1856 -1936 (Michigan Geological Survey, 1906)

Illustrated descriptive catalogue of American grape-vines :with brief directions for their culture - Isidor Bush & Co. (Firm) (R.P. Studley, 1875)

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

An illustrated flora of the northern United States, Canada and the British possesions from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridian. Vol. 3, Apocynaceae to Compositae, dogbane to thistle - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1897)

The illustrated natural history - Wood, J. G. (John George), 1827 -1889 (G. Routledge, 1880)

Illustrated natural history - Wood, J. G. (John George), 1827 -1889 (Home Bk. Co, 1880)

The illustrated natural history - Goode, G. Brown (George Brown), 1851 -1896 (Routledge, Warne and Routledge, 1862)

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)

Illustrations de zoologie, ou, Recueil de figures d'animaux peintes d'après nature - Lesson, R. P. (René Primevère), 1794 -1849 (Arthus Bertrand, 1831)

Illustrations of Indian botany :or figures illustrative of each of the natural orders of Indian plants, described in the author's prodromus florae peninsulae Indiae orientalis - Wight, Robert, 1796 -1872 (published by J. B. Pharoah for the author, 1840)

Illustrations of the British flora: a series of wood engravings, with dissections, of British plants - Bentham, George, 1800 -1884 (L. Reeve & co, 1880)

Illustrations of the fossil conchology of Great Britain and Ireland : with the description and localities of all the species - Brown, Thomas, 1785 -1862 (Smith, Elder, 1849)

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

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

Die in Deutschland lebenden Arten der Saurier - Leydig, Franz, 1821 -1908 (H. Laupp, 1872)

In the matter of the application of James Haines, administrator of the estate of Jonathan Haines, deceased, for the extension of letters patent of said Jonathan Haines - United States. Patent Office. (Gibson Bros., printers, 1870)

Index animalium; sive, Index nominum quae ab A. D. MDCCLVIII generibus et speeiebus animalium imposita sunt - Sherborn, Charles Davies, 1861 -1942 (e typographio academico, 1892)

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)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCLXXXVI usque ad finem anni MDCCCXCV complectens Supplementum primum - Royal Botanic Gardens, Kew. (apud Alfredum Castaigne)

Index rerum naturalium quae conservantur in Museo Academico Groningano = Naamlijst der voorwerpen van natuurlijke historie welke bewaard worden in het Akademisch Museum te Groningen - Swinderen, Theodorus van, 1784 -1851 (Bij J. Oomkens, Akademie-drukker, 1822)

Index testaceologicus, or, A catalogue of shells, British and foreign, arranged according to the Linnean system : with the Latin and English names, references to authors, and places where found : illustrated with 2300 figures - Wood, W. (William), 1774 -1857 (Printed for W. Wood, 1825)

An index to the scientific contents of the Journal and Proceedings of the Academy of Natural Sciences of Philadelphia [1817-1910] Published in commemoration of the centenary of the academy, March 21, 1912 - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences, 1912)

India rubber world (Bill Brothers Publishing Corp, 1919)

The Indian forest records - Forest Research Institute (Dehra Dun, India) (Manager of Publications, 1921)

Indiana University studies - Indiana University (The University, 1921)

Insects injurious to agriculture in Japan - Clausen, Curtis P. (Curtis Paul), 1893 - (U.S. Dept. of Agriculture, 1931)

Insekten-Börse (1902)

Intelligence in plants and animals - Gentry, Thomas G. (Thomas George), 1843 -1905 (Doubleday, Page & co, 1900)

Intelligence in plants and animals: being a new edition of the author's privately issued "Soul and immortality." - Gentry, Thomas G. (Thomas George), 1843 -1905 (Doubleday, Page & Co, 1900)

Internal oral features of larvae from eight Anuran families : functional, systematic, evolutionary, and ecological considerations - Wassersug, Richard J. (University of Kansas, 1980)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1916)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1908)

Internationale entomologische Zeitschrift - Internationales Entomologen-Bund. (Internationaler Entomologischer Verein E.V, 1910)

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 embryology - Haddon, Alfred C. (Alfred Cort), 1855 -1940 (Griffin, 1887)

An introduction to the study of embryology - Haddon, Alfred C. (Alfred Cort), 1855 -1940 (P. Blakiston, 1887)

An introduction to the study of fishes - Günther, Albert C. L. G. (Albert Carl Ludwig Gotthilf), 1830 -1914 (A. and C. Black, 1880)

An introduction to the systematic zoology and morphology of vertebrate animals - Macalister, Alexander, 1844 -1919 (Hodges, Foster and Figgis, 1878)

An introduction to zoology, for the use of High schools - Wright, R. Ramsay (Robert Ramsay), 1852 -1933 (Copp, Clark, 1889)

An introduction to zoology : for the use of high schools - Wright, R. Ramsay (Robert Ramsay), 1852 -1933 (Copp, Clark Co, 1889)

An introduction to zoology for the use of high schools - Wright, R. Ramsay (Robert Ramsay), 1852 -1933 (Copp, Clark, 1889)

Introduction to zoology; a guide to the study of animals, for the use of secondary schools - Davenport, Charles Benedict, 1866 -1944 (Macmillan company, 1900)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1821)

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, 1826)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1827)

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, 1833)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1835)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1837)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1844)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1847)

Istoria del Camaleonte affricano, e di varj animali d'Italia ... - Vallisnieri, Antonio, 1661 -1730 (Gio. Gabbriello Ertz, 1715)

Ittiolitologia veronese del Museo Bozziano : ora annesso a quello del Conte Giovambattista Gazola e di altri gabinetti di fossili veronesi ; con la versione latina - Volta, Giovanni Serafino, 1764 -1842 (Dalla Stamperia Giuliari, 1796)

Jacobi Petiveri Opera, historiam naturalem spectantia : containing several thousand figures of birds, beasts ... to which is now added seventeen curious tracts - Petiver, James, 1663 or 1664 -1718 (Printed for John Millan, Bookseller, 1767)

Jahrbücher des Nassauischen Vereins für Naturkunde - Nassauischer Verein für Naturkunde (J.F. Bergmann, 1902)

Jahres-Bericht der Schlesischen Gesellschaft für Vaterländische Cultur - Herrick, Francis Hobart, 1858 -1940 (G.P. Aderholz, 1881)

Jahresbericht der Naturforschenden Gesellschaft Graubündens - Naturforschende Gesellschaft Graubündens. (Buch- und Offsetdruck Bischofberger [etc.], 1854)

Jahresbericht des Naturwissenschaftlichen vereins in Halle - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (1849)

Jahresbericht des Westfälischen Provinzial-Vereins für Wissenschaft und Kunst - Westfälischer Provinzial-Verein für Wissenschaft und Kunst. (Im Selbstverlage des Vereins, 1897)

Jahreshefte des Vereins für vaterländische Naturkunde in Württemberg - Staatliches Museum für Naturkunde in Stuttgart. (1850)