c stu.) se oY 
ee eR 
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Fungi as food of adult Northern Corn 
~Root Worm, 139. 
Fungus parasite of Corn Root Aphis, 65. 
parasites of White Grubs, 111, 112, 
116. 
cultivation and dissemination 
of, 11:6, 120: 
white, of Chinch 2b fee, Sy oo UW La be UE 
fusca, Formica, 46, 57. 
gagates, Formica, 84, 87, 89. 
Lachnosterna, 47, 100, 102, 103, 105, 
LOG L225 123, 125. 
fusciceps, Phorbia, MLA, 
G 
gagates, Formica fusca, 84, 87, 89. 
Gall insects, 49. 
Galusha, O. B., 139. 
Garman, Hi; Gi GA Balae ads oy Lotk tor. 
Gas-lime, fertilization with, for Wire- 
worms, 44. 
Geoica, description, 89. 
squamosa, 46, 50, 87, 98. 
chronological list ‘showing forms, 
dates of collection, attend- 
ant ants, food plants, etc., 
87-88. 
description, 90. 
known forms, 89. 
life history, 89. 
germanica, Setaria, 53. 
Giard,-As 102 Alt. 
gibbosa, Lachnosterna, 47, 100, 102, 103, 
TOs 1065 10:95 215 122, 123, 124. 
glaberrima, Lachnosterna, 1225-124: 
globuliferum, Sporotrichum, 111, nC by open Es Ee 
120, 142. 
Glover, Townend, 19, 108. 
Goldenrod blossoms as food of adult 
Northern Corn Root Worm, 139, 142. 
gracilis, Lachnosterna, 1238, 124. 
Grain Louse, 49. 
Moth, 5. 
granarius, Aphodius, 7, 12. 
grandis, Lachnosterna, 122, 125. 
Grape-vine roots, subject to attack by 
Prionus Grubs, 128. 
Grass, Blue, infested by Forda occiden- 
talis, 84. 
by Geoica squamosa, 87, 88. 
by Grass Root Louse, 76, 
Melge Ss 
by Trama erigeronensis, 82. 
leaves eaten by lLachnosterna 
Beetles, 101. 
Crab-, sneer by Corn Root Aphis, 
by Woolly Grass Root 
Louse, 92. 
Foxtail-, be food of Corn Root Aphis, 
destroyed by White Grubs, 99. 
Hungarian, infested by Corn Root 
Aphis, 53. 
infested by Apple Louse, 49. 
by Geoica squamosa, 87, 88. 
by larva of Green June Beetle, 
by Prionus Grubs, 128. 
by Schizoneura corni, 79. 
by Sorghum Mealy Bug, 94. 
by Trama erigeronensis, 82. 
by White Grubs, 96, 100. 
insect, damage to lawns, X. 
June, infested by Sorghum Mealy 
Bug, 94. 
Maggot, Black-headed, 6, 7, 14, 16. 
See under’ Black-headed 
Grass Maggot. 
Maggots, 4. 
Vv 
Grass—Continued. 
sae infested by Geoica squamosa, 
Root Lice, colonized upon, by Ants, 
78. 
Louse, 46, 49, 75-82. 
characters distinguishing 
pion Corn Root Aphis, 
15. 
description, 79, 
economic importance, 75, 79. 
life history, 77. 
place of hibernation, 79. 
plants infested by, 75-77. 
relations to Ants, 79. 
Woolly, 46, 92-94. 
deseription, 938. 
Timothy-, infested by Geoica squa- 
mosa, 87, 88. 
by Grass Root Louse, 76, 
Cot 
by Sorghum Mealy Bug, 94. 
Grasshoppers, 38, 5, 1389. 
Great-horned Owl as enemy of White 
Grubs, 108. 
Green June Beetle, 47, 127. 
description of larva, 128. 
food habits, 127. 
larva contrasted with larve of 
Lachnosterna and Cyclo- 
cephala, 127. 
life history, 127. 
Gregarine infesting adult Northern Corn 
Root Worm, 142. 
infesting adult Southern Corn Root 
Worm, 133. 
Ground Beetles,. 65. 
Squirrels as 
Grubs, 109. 
enemies of White 
H 
Hackberry leaves as food of May Bee- 
tles, 101. 
Halesidota carye and Edema albifrons 
defoliating Oak and Hickory, X. 
Hamilton, John, 21. 
Harris, D. W235. 
Hart, C. A., 26,32, 793-82, 
123. 
Hart, Lydia M., 149. 
Hawk, Broad- winged, as enemy of White 
Grubs, 108. 
Red-shouldered, as enemy of White 
Grubs, 108. 
-tailed, as enemy of 
Grubs, 108. 
Beene as enemy of White Grubs, 
9 
eee leaves as food of May Beetles, 
101. 
Heartweed, 54. 
Helianthus blossoms as food of Northern 
Corn Root Worm, 139. 
leaves as food of Southern Corn 
Root worm, 131. 
Hemp fails to clear ground of White 
Grubs, 98, 99. 
Hermit Thrush as enemy of White 
Grubs,, 108. 
Hickory, 114. 
defoiiated by Hdema albifrons and 
Halesidota carye, X. 
leaves as food of May Beetles, 101. 
hirticula, Lachnosterna, 47, 100, 101, 
102,103, 104, 111, 121, 122, 123, 126. 
hirtiventris, ‘Lachnosterna, LOD ADS a Uae. 
Hop Louse, 49. 
food plants, 49. 
Hops, injured by Wireworms, 26. 
Hormaphis, 89. 
Horn, G. H., 33, 41, 123. 
84, 86, 89, 98, 
White 
