Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1929)

An illustrated descriptive catalogue of the Coleoptera or beetles (exclusive of the Rhynchophora) known to occur in Indiana - Blatchley, W. S. (Willis Stanley), 1859 -1940 (Nature Pub. Co)

An illustrated descriptive catalogue of the coleoptera or beetles (exclusive of the Rhynchophora) known to occur in Indiana : with bibliography and descriptions of new species - Blatchley, W. S. (Willis Stanley), 1859 -1940 (Nature Pub. Co, 1910)

The illustrated dictionary of gardening :a practical and scientific encyclopædia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L.U. Gill, 1884)

An illustrated synopsis of the principal larval forms of the order Coleoptera - Böving, Adam Giede, 1869 -1957 (The Brooklyn Entomological Society, 1931)

Illustrations of British entomology; or, A synopsis of indigenous insects: containing their generic and specific distinctions - Stephens, James Francis, 1792 -1853 (Printed for the author; published by Baldwin and Cradock, 1830)

Illustrations of British entomology; or, A synopsis of indigenous insects: containing their generic and specific distinctions - Stephens, James Francis, 1792 -1853 (Printed for the author; published by Baldwin and Cradock, 1832)

Illustrations of exotic entomology : containing upwards of six hundred and fifty figures and descriptions of foreign insects, interspersed with remarks and reflections on their nature and properties - Westwood, J. O. (John Obadiah), 1805 -1893 (Henry G. Bohn, 1837)

Illustrations of exotic entomology : containing upwards of six hundred and fifty figures and descriptions of foreign insects, interspersed with remarks and reflections on their nature and properties - Westwood, J. O. (John Obadiah), 1805 -1893 (H. G. Bohn, 1837)

Illustrations of the botany and other branches of the natural history of the Himalayan Mountains :and of the flora of Cashmere - Royle, J. Forbes (John Forbes), 1798 -1858 (Wm. H. Allen, 1839)

Illustrierte Wochenschrift für Entomologie - Berliner Entomologische Gesellschaft. (J. Neumann, 1896)

Illustrierte Zeitschrift für Entomologie - Allgemeine Entomologische Gesellschaft. (J. Neumann, 1900)

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

In Sachen Darwin's insbesondere contra Wigand - Jaeger, Gustav. (E. Schweizerbart, 1874)

Index alphabeticus in J.C. Fabricii Supplementum Entomologiae systematicae : ordines, genera et species contiens - Fabricius, Johann Christian, 1745 -1808 (Apud Proft et Storch, 1799)

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)