Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1917)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1926)

Illinois birds: Ciconiiformes - Graber, Jean W. (Jean Weber), 1924 -2015 (State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1978)

Illinois River Bluffs area assessment - Illinois. Dept. of Natural Resources. (Illinois Dept. of Natural Resources, 1998)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (Balliére, Tindall & Cox, 1894)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son & Co, 1900)

An illustrated dictionary of medicine, biology and allied sciences ... by George M. Gould. 5th ed., with additions and corrections - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son, 1907)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston, Son & Co, 1894)

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

The illustrated natural history - Wood, J. G. (John George), 1827 -1889 (Routledge, Warne, and Routledge, 1863)

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

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)

Illustratio iconographica insectorum quæ in Musæis Parisinis - Didot, Pierre, 1761 -1853 (typis Petri Didot natu majoris, 1804)

Illustrations of African blood-sucking flies other than mosquitoes and tsetse-flies - Austen, E. E. (Ernest Edward), 1867 -1938 (Longmans, 1909)

Illustrations of African blood-sucking flies other than mosquitoes and tsetse-flies - British Museum (Natural History). Department of Zoology. (Printed by order of the Trustees, 1909)

Illustrations of British blood-sucking flies - Austen, E. E. (Ernest Edward), 1867 -1938 (Printed by order of the Trustees of the British Museum, 1906)

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 Linnaean genera of insects - Wood, W. (William), 1774 -1857 (W. Wood, 1821)

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

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

Illustrierte Wochenschrift für Entomologie - Berliner Entomologische Gesellschaft. (J. Neumann, 1897)

Die in und an dem Körper des lebenden Menschen vorkommenden Parasiten : ein Lehr- und Handbuch der Diagnose und Behandlung der thierischen und pflanzlichen Parasiten des Menschen : zum Gebrauche für Studirende der Medicin und der Naturwissenschaften, für Lehrer der Zoologie, Botanik, Physiologie, pathologischen Anatomie und für praktische Ärzte - Küchenmeister, Friedrich, 1821 -1890 (Druck und Verlag von B.G. Teubner, 1855)

Index alphabeticus in J.C. Fabricii Entomologiam systematicam : emendatam et auctam, ordines, genera et species continens - Fabricius, Johann Christian, 1745 -1808 (Apud Proft et Storch, 1796)

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)