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, 1997)

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, 1996)

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, 1998)

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, 2000)

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, 1967)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1970)

The Illinois Natural History Survey reports - Illinois. Natural History Survey Division (Natural History Survey, Illinois Institute of Natural Resources, 2001)

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

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)

Illustrierte Flora von Nord- und Mittel-Deutschland, mit einer Einführung in die Botanik - Potonié, H. (Henry), 1857 -1913 (J. Springer, 1889)

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

Illustrierte Zeitschrift für Entomologie - Allgemeine Entomologische Gesellschaft. (J. Neumann, 1898)

Illustrierte Zeitschrift für Entomologie - Allgemeine Entomologische Gesellschaft. (J. Neumann, 1899)

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

Illustriertes Handwörterbuch der Botanik - Linsbauer, Karl, 1872 -1934 (W. Engelmann, 1917)

Immature stages of selected meliponine bees (Apoidea, Apidae) - Rozen, Jerome G. Jr. (Jerome George), 1928 - (American Museum of Natural History, 2019)

Immature stages of the cleptoparasitic bee Dioxys cincta (Apoidea, Megachilidae, Megachilinae, Dioxyini) - Rozen, Jerome G. Jr. (Jerome George), 1928 - (American Museum of Natural History, 2004)

Immatures of exomalopsine bees with notes on nesting biology and a tribal key to mature larvae of noncorbiculate, nonparasitic Apinae (Hymenoptera, Apidae) - Rozen, Jerome G. Jr. (Jerome George), 1928 - (American Museum of Natural History, 2011)

Immatures of rophitine bees, with notes on their nesting biology (Hymenoptera, Apoidea, Halictidae) - Rozen, Jerome G. Jr. (Jerome George), 1928 - (American Museum of Natural History, 2008)

Immatures of the Old World oil-collecting bee Ctenoplectra cornuta (Apoidea, Apidae, Apinae, Ctenoplectrini) - Rozen, Jerome G. Jr. (Jerome George), 1928 - (American Museum of Natural History, 2010)

Immatures of the solitary bee Camptopoeum friesei (Andrenidae, Panurginae, Panurgini) and of its cleptoparasite Parammobatodes minutus (Apidae, Nomadinae, Ammobatini) - Rozen, Jerome G. Jr. (Jerome George), 1928 - (American Museum of Natural History, 2009)

Index to information on insects associated with western wildland shrubs - Nelson, David L. (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1988)

Index to the known fossil insects of the world : including myriopods and arachnids - Geological Survey (U.S.) (Department of the Interior, Geological Survey, 1891)

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

Indian insect life : a manual of the insects of the plains (tropical India) - Maxwell-Lefroy, H. (Harold), 1877 -1925 (Thacker, Spink & Co., W. Thacker & Co., 2 Creed Lane, London, 1909)

INPS journal - Indiana Native Plant Society. (Indiana Native Plant Society, 2023)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Doran & Co, 1916)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, 1902)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Page, 1903)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Page, 1912)

The insect book : a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Page & Company, 1905)

The insect book; a popular account of the bees, wasps, ants, grasshoppers, flies and other North American insects exclusive of the butterflies, moths and beetles, with full life histories, tables and bibliographies - Howard, L. O. (Leland Ossian), 1857 -1950 (Doubleday, Doran & company, 1937)

Insecta - Sheldon, J. M. Arms (Jennie Maria Arms), 1852 -1938 (D. C. Heath & Co, 1890)

Les insectes, morphologie - reproduction - embryogenie - Henneguy, L. F. (Louis Félix), 1850 -1928 (Masson, 1904)

Insects at home : being a popular account of all those insects which are useful or destructive, and minutely describing their structure, habits, and transformations ... - Wood, J. G. (John George), 1827 -1889 (William Rutter & Company, 1873)

Insects Part 2. Hymenoptera continued (Tubulifera and Aculeata), Coleoptera, Strepsiptera, Lepidoptera, Diptera, Aphaniptera, Thysanoptera, Hemiptera, Anoplura - Harmer, S. F. (Sidney Frederic), 1862 -1950 (Macmillan, 1909)

Insects of Eastern forests - United States. Department of Agriculture. (U.S. Forest Service ; for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1985)

Insects of Samoa and other Samoan terrestrial arthropoda - Canada. Department of Agriculture. Plant Quarantine Division. (1928)

Insects; the yearbook of agriculture,1952 - United States. Department of Agriculture. (U.S.G.P.O, 1952)

Insects : their structure & life, a primer of entomology - Carpenter, George H. (George Herbert), 1865 -1939 (J.M. Dent, 1899)

Insekten-Börse (1884)

Insekten-Börse (1885)

Insekten-Börse (1890)

Insekten-Börse (1891)

Insekten-Börse (1893)

Insekten-Börse (1896)

Insekten-Börse (1902)

Die Insekten, Tausendfüssler und Spinnen - Brehm, Alfred Edmund, 1829 -1884 (Bibliographische Institut, 1884)

Die Insekten, Tausendfüssler und Spinnen - Brehm, Alfred Edmund, 1829 -1884 (Bibliographische Institut, 1892)

Insekten - Gross, J. (G.J. Göschen'sche Verlagshandlung, 1912)

Insektenbörse (Alfred Kernen, 1911)

Insektenbörse (Alfred Kernen, 1912)

Insektenbörse (Alfred Kernen, 1916)

Insektenbörse (Alfred Kernen, 1918)

Insektenbörse (Alfred Kernen, 1919)

Das Insektenleben Österreichs ; mit einem Anhand über Gallen und ahnliche Pflanzenverustaltungen samt deren Erzeuger. Ein Handbuch und Wegweiser für Naturfreunde jeder Art - Mader, Leopold. (Hölder-Pichler-Tempsky, 1922)

Gli insetti: loro organizzazione, sviluppo, abitudini e rapporti coll 'uomo - Berlese, Antonio, 1863 -1927 (Società Editrice libraria, 1909)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1905)