General catalogue of the Hemiptera - Parshley, H. M. (Howard Madison), 1884 -1953 (Smith College, 1961)

General catalogue of the Hemiptera - Parshley, H. M. (Howard Madison), 1884 -1953 (Smith College, 1962)

General catalogue of the Hemiptera - Parshley, H. M. (Howard Madison), 1884 -1953 (Smith College, 1963)

General catalogue of the Hemiptera - Parshley, H. M. (Howard Madison), 1884 -1953 (Smith College, 1964)

General index to reports of the State Entomologist of Connecticut, 1901-1925 - Britton, Wilton Everett, 1868 -1939 (Connecticut Agricultural Experiment Station, 1926)

Genetica (Springer Netherlands, 1922)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1991)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 1992)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2006)

The Glasgow naturalist - Natural History Society of Glasgow. (Glasgow Natural History Society, 2011)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1891)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1897)

The grass-feeding frog-hopper or spittle-bug - Garman, Philip 1891 -1972 (Connecticut Agricultural Experiment Station, 1921)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1980)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1981)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1984)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1986)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1991)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1995)

Great Basin naturalist memoirs - Brigham Young University. (Brigham Young University, 1987)

Great Basin naturalist memoirs - Brigham Young University. (Brigham Young University, 1988)

Guide to the insects of Connecticut - Johannsen, O. A. (Oskar Augustus), 1870 -1961 (Geological and Natural History Survey, 1916)

Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1916)

Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1923)

A guide to the natural history of the Isle of Wight : a series of contributions by specialists relating to the various branches of natural history and kindred subjects - Morey, Frank, 1858 -1925 (The County Press, 1909)

Guide to the study of insects and a treatise on those injurious and beneficial to crops : for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt, 1878)

Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalist's Agency; [etc., etc.], 1874)

Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1889)

Guide to the zoological collections of the Raffles Museum, Singapore - Hanitsch, R. (Printed by the Straits Times Press, 1908)

Gulf research reports - Gulf Coast Research Laboratory (Ocean Springs, Miss.) (Gulf Coast Research Laboratory, 1968)

A hand book of the geography and natural history of the province of Nova Scotia for the use of schools, families, and travellers - Dawson, J. W., (John William), 1820 -1899 (J. Dawson, 1855)

A hand book of the geography and natural history of the province of Nova Scotia for the use of schools, families, and travellers - Dawson, J. W., (John William), 1820 -1899 (J. M'Pherson, 1860)

A hand book of the geography and natural history of the province of Nova Scotia for the use of schools, families, and travellers - Dawson, J. W., (John William), 1820 -1899 (J. Dawson, 1857)

Handbook of flower pollination : based upon Hermann Müller's work ʻThe fertilisation of flowers by insectsʼ - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work 'The fertilisation of flowers by insects' - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1909)

Handbook on insect enemies of flowers and shrubs - Baumhofer, Lynn Garfield, 1895 -1942 (U.S. Dept. of Agriculture, 1948)

Handbook to the natural history of Cambridgeshire - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (University press, 1904)

Handbuch der entomologie - Schröder, Christoph Wilhelm Marcus, 1871 - (Gustav Fischer, 1914)

Handbuch der entomologie - Schröder, Christoph Wilhelm Marcus, 1871 - (Gustav Fischer, 1921)

Handbuch der Forstwissenschaft - Lorey, Tuisko von, 1845 -1901 (H. Laupp, 1912)

Handbuch der vergleichenden Physiologie - Winterstein, Hans, 1879 - (Fischer, 1910)

Handbuch der Zoologie - Wiegmann, Arend Friedrich August, 1802 -1841 (im Verlage bei C.G. Lüdertz, 1832)

Handbuch der Zoologie mit besonderer Berücksichtigung derjenigen Thiere, welch in Bezug auf Forst und Landwirthschaft, sowie hinsichtlich der Jagd vorzüglich wichtig sind ... Zweiter Theil Wirbellos Thiere ... - Döbner, Eduard Philipp, 1810 -1890 (Krebs, 1862)

Handwörterbuch der naturwissenschaften - Verworn, Max, 1863 -1921 (G. Fischer, 1912)

Handwörterbuch der Zoologie - Dalla Torre, K. W. von (Karl Wilhelm), 1850 -1928 (F. Enke, 1887)

Harmsworth's Universal encyclopedia - Hammerton, John Alexander, Sir, 1871 -1949 (Educational Bk. Co, 1900)

Hemiptera argentina enumeravit speciesque novas descripsit - Berg, Cárlos, 1843 -1902 (ex typographiae P.E. Coni, 1879)

The Hemiptera of Suffolk - Morley, Claude 1874 -1951 (J.H. Keys, 1905)

The Hope reports - Poulton, Edward Bagnall, Sir, 1856 -1943 (Printed for private circulation, 1897)

Horae Societatis Entomologicae Rossicae, variis sermonibus in Rossia usitatis editae - Russkoe ėntomologicheskoe obshchestvo. (Typis V. Besobrasovi & Comp, 1915)

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)

How to know the insects; an illustrated key to the more common families of insects, with suggestions for collecting, mounting and studying them - Jaques, H. E. (Harry Edwin), 1880 - (The author, 1941)

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