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)

Index zoologicus no. II. An alphabetical list of names of genera and subgenera proposed for use in zoology as recorded in the "Zoological record," vols. 38-47 inclusive (1901-1910) and the zoology volumes of the "International catalogue of scientific literature" annual issues 1-10, together with other names not included in previous nomenclators - Zoological Society of London. (Printed for the Society, 1912)

Index zu L. Reichenbach's ornithologischen Werken - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (R. Freidlander, 1879)

Indexes and lists of specimens, Arizona, 1884-1887 - Mearns, Edgar Alexander, 1856 -1916 (1884)

Information on file as cited in the Terrestrial Ecology Assessment chapter, Science Integration Team Report, Interior Columbia Basin Team Ecosystem Management Project - United States. Bureau of Land Management. ([U.S. Department of Agriculture, Forest Service], 1995)

Informe oficial de la Comisión científica agregada al Estado Mayor general de la expedicion al Rio Negro (Patagonia) realizada en los meses de Abril, Mayo y Junio de 1879, bajo las órdenes del general d. Julio A. Roca (con 16 láminas) - Berg, Cárlos, 1843 -1902 (Imprenta de Ostwald y Martinez, 1881)

Informe que la Comisión para el estudio de los medios más adecuados para la destrucción de la langosta rinde a la Secretaría de Fomento - Ramírez, José, 1852 -1904 (Imprenta de la Secretaría de Fomento, 1883)

Informe que la Comision para el estudio de los medios mas adecuados para la destruccion de la langosta rinde á la Secretaría de fomento - Mexico. Comisión para la Destrucción de la Langosta. (Impr. de F. Diaz de Leon, 1883)

Insecta epizoa : die auf Säugethieren und Vögeln schmarotzenden Insecten nach Chr. L. Nitzsch's Nachlass - Giebel, C. (Christoph), 1820 -1881 (O. Wigand, 1874)

Insecta; publication mensuelle de la Station entomologique de la Faculté des sciences de Rennes - Faculté des sciences de Rennes. Station entomologique (Impr. Oberthur, 1914)

Insectes de la Sibérie : rapportés d'un voyage fait en 1839 et 1840 - Mochul'skiĭ, Viktor Ivanovich, 1810 -1871 (Académie impériale des sciences, 1844)

Insektenbörse (Alfred Kernen, 1914)

Instruccoes praticas sobre o modo de colligir, preparar e remetter productos zoologicos para o museu de Lisboa - Barbosa du Bocage, J. V. (José Vicente), 1823 -1908 (Imprensa Nacional, 1862)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1902)

International catalogue of scientific literature. N, Zoology - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1901)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1907)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1908)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1909)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1912)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1913)

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

International convention for the protection of birds - Herman, Ottó, 1835 -1914 (V. Hornyánszky, court printer, 1907)

The international convention for the protection of birds concluded in 1902; and Hungary. Historical sketch - Herman, Ottó, 1835 -1914 (W. Hornyánszky, court printer, 1907)

Internationale Monatsschrift für Anatomie und Physiologie (G. Thieme [et al.,], 1894)

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 birds of Australia - Gould, John 1804 -1881 (Printed for the author, by Richard and John E. Taylor, 1848)

An introduction to the natural history of birds : being the article "Ornithology," from the seventh edition of the Encyclopaedia Britannica : with one hundred and thirty-five figures - Wilson, James, 1795 -1856 (Adam and Charles Black, 1839)

An introduction to the natural history of birds; being the article "Ornithology", from the seventh edition of the Encyclopedia Britannica ... - Wilson, James, 1795 -1856 (A. and C. Black, 1839)

An introduction to the ornithology of Cuvier : for the use of students and travellers - Cuvier, Georges, baron, 1769 -1832 (Printed by J. Smith, 1821)

An introduction to the ornithology of Cuvier : for the use of students and travellers - Royal College of Physicians of London. (Treuttel & Würtz, 1821)

An introduction to the study of birds; or, The elements of ornithology, on scientific principles. With a particular notice of the birds mentioned in Scripture - Martin, William Charles Linnæus, 1798 -1864 (Religious Tract Society, 1835)

Introduction to zoology : for the use of schools - Patterson, Robert, 1802 -1872 (Simms and M'Intyre, 1848)

Inventory and monitoring of bald eagles and other raptorial birds of the Snake River, Idaho : 1996-1997 progress report - United States. Bureau of Land Management. (Bureau of Land Management, Idaho State Office, 1997)

Investigations, chemical and physiological, relative to certain American Vertebrata - Jones, Joseph, 1833 -1896 (Smithsonian Institution, 1856)

Invitation to birds; a few of the common birds of Illinois, an invitation to know and enjoy them - Eifert, Virginia Louise Snider, 1911 -1966 (1948)

Ioannis Antonii Scopoli ... Annus I-[V] historico-naturalis ... - Scopoli, Giovanni Antonio, 1723 -1788 (Sumtib. C.G. Hilscheri, 1769)

Ioannis Antonii Scopoli med. doct. s. c. r. et apost. maiest. montanae civitatis Idriae physici Entomologia Carniolica : exhibens insecta Carnioliae indigena et distributa in ordines, genera, species, varietates : methodo linnaeana - Scopoli, Giovanni Antonio, 1723 -1788 (Typis Ioannis Thomae Trattner, 1763)

Ioannis Antonii Scopoli Med. Doct. S.C.R. ... Entomologia Carniolica exhibens insecta Carnioliae indigena et distributa in ordines, genera, species, varietates : methodo Linnaeana - Scopoli, Giovanni Antonio, 1723 -1788 (Typis Ioannis Thomae Trattner, 1763)

Ioannis Antonii Scopoli phil. et med. doct. ... Annus I[-V] historico-naturalis ... - Scopoli, Giovanni Antonio, 1723 -1788 (Sumtib. Christ. Gottlob Hilscheri, 1769)

Ioh. Christ. Fabricii histor. nat. oecon. et cameral. prof. Kiloniens ... Species insectorum : exhibentes eorum differentias specificas, synonyma auctorum, loca natalia, metamorphosin : adiectis observationibus, descriptionibus - Fabricius, Johann Christian, 1745 -1808 (Impensis Carol. Ernest. Bohnii, 1781)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1936)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1939)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1964)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1965)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1974)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1975)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1977)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1978)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1979)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1980)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1981)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1982)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1983)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1984)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1985)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1986)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1987)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1988)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1990)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1991)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1992)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1995)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1996)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 2005)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 2014)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 2018)

The Iowa ornithologist - Iowa Ornithological Association. (David L. Savage, 1894)

Iridearum genera cum ordinis charactere naturali, specierum enumeratione symonymisque - Ker, John Bellenden, 1765? -1842 (sumptibus P.J. de Mat, 1827)

The Irish naturalist - Royal Zoological Society of Ireland. (Eason & Son, Ltd, 1903)

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

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

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, 1827)

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

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1831)

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, 1836)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1839)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1842)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1843)

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

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1845)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1846)