How to know the immature insects; an illustrated key for identifying the orders and families of many of the immature insects with suggestions for collecting, rearing and studying them - Zhu, Hongfu, 1913 - (W. C. Brown Co, 1949)

Hymenoptera of America north of Mexico : synoptic catalog - Krombein, Karl V. (U.S. Dept. of Agriculture, 1951)

Hymenoptera of America north of Mexico : synoptic catalog, second supplement - Krombein, Karl V. (U.S. Dept. of Agriculture, 1967)

Ichneumonologia brittannica. The ichneumons of Great Britain; a descriptive account of the families, genera and species indigenous to the British islands, together with notes as to classifiation, localitites, habitats, host, etc - Morley, Claude 1874 -1951 (J.H. Keys, 1903)

Iconographie et description de chenilles et lépidopteres inédits - Millière, Pierre, 1811 -1887 (F. Dumoulin, 1864)

Iconographie et description de chenilles et lépidopteres inédits - Millière, Pierre, 1811 -1887 (F. Dumoulin, 1873)

Iconographie et description de chenilles et lépidopteres inédits - Millière, Pierre, 1811 -1887 (F. Dumoulin, 1869)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1915)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

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 entomologicus; or, A complete illustrated catalogue, consisting of upwards of two thousand accurately coloured figures of the lepidopterous insects of Great Britain - Westwood, J. O. (John Obadiah), 1805 -1893 (1854)

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 publications of the New York State Natural History Survey and New York State Museum 1837-1902, also including other New York publications on related subjects - New York State Museum. (University of the State of New York, 1903)

Index to the literature of American economic entomology - American Association of Economic Entomologists (American Association of Economic Entomologists [etc.], 1915)

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. An alphabetical list of names of genera and subgenera proposed for use in zoology as recorded in the "Zoological record" 1880-1900, together with other names not included in the "Nomenclator zoologicus" of S.H. Scudder - Zoological Society of London. (Printed for the Society, 1902)

Injurious insects and useful birds, successful control of farm pests - Washburn, F. L. (Frederic Leonard), 1860 -1927 (J. B. Lippincott, 1918)

Injurious insects : how to recognize and control them - O'Kane, Walter Collins, 1877 - (Macmillan, 1912)

Injurious insects; how to recognize and control them - O'Kane, Walter Collins, 1877 - (The Macmillan company, 1912)

Injurious insects of the orchard, vineyard, field, garden, conservatory, household, storehouse, domestic animals, etc., with remedies for their extermination - Cooke, Matthew, active 1881 -1884 (H.S. Crocker & Co., printers, 1883)

Insect enemies of eastern forests - Craighead, Frank C. (Frank Cooper), 1890 -1982 (U.S. Dept. of Agriculture, 1950)

Insect enemies of western forests - Keen, F. P. (Frederick Paul), 1890 - (U.S. Dept. of Agriculture, 1939)

The insect fauna of the genus Crataegus - Wellhouse, Walter Housley, 1890 - (1922)

The insect fauna of the genus Crataegus - Wellhouse, Walter Housley, 1890 - (s.n, 1922)

Insect foes and how to destroy them economic entomology - Panton, J. Hoyes (James Hoyes), 1847 -1898 (s.n.], 1895)

Insect life - United States. Division of Entomology. (G.P.O, 1888)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1889)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1890)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1891)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1893)

Insect life - United States. Bureau of Entomology. (Government Printing Office, 1897)

Insect notes for 1909 - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (Maine Agricultural Experiment Station, 1910)

Insect notes for 1910 - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (Maine Agricultural Experiment Station, 1911)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1921)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1922)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1923)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1927)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1929)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1930)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1931)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1932)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1933)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1934)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1935)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1936)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1937)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1939)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1940)

The Insect pest survey bulletin - United States. Bureau of Entomology. (Bureau of Entomology, U.S. Dept. of Agriculture, 1941)