Cyclocephala and Green June Beetle | 
larve contrasted, 127. 
and Lachnosterna, 96-127. See un- 
der White Grubs. 
description of larva, 121. 
life history, 107. 
immaculata, 47, 97, 100, 107. 
food of larva, 102. 
leaves of trees rejected by adult, 
102. 
Cyperus strigosus infested by Southern 
Corn Root Worm, 130. 
D 
Dactylopius, 48, 59, 94. 
in nests of Ants,, 88, 
sorghiellus, 46, 94-95. See under 
Sorghum Mealy Bug. 
Dahlias injured by Wireworms, 26. 
‘petals of, as food of Southern Corn 
Root Worm, 131. 
debilis, Solenopsis, 7, 8, 46, 57, 88, 89. 
decoloratus, Asaphes, 7, 26, 39, 47. 
densa, Isaria, 112, 117. 
Dexidae, 110. 
Diabrotica 12-punctata, 47, 129-135, 138. 
See under Southern Corn Root 
Worm. 
longicornis, 30, 48, 129, 130, 135- 
145, See under Northern Corn 
Root worm. 
Dipterous parasites of Southern Corn 
Root Worm, 133. 
of White Grubs, 110. 
Diseases of European White Grubs, 112. 
See also under Bacterial and Fun- 
pennsylvanica 
gus. 
Ap- 
ples,, X. 
Disonycha injuring 
Dek ee by Corn Root Aphis, 53, 
Dogwood as food plant of Schizoneura 
COLMA (ose oe 
of Schizoneura panicola, 49. 
Dolopius, 27. 
Dor-bugs, 96. See under White Grubs. 
Drasterius, 27, 30. 
elegans, 7, 25; 26, 29. 47; 
: description 30. 
injurious to Wheat, 29. 
places of hibernation, 31. 
dubia, Lachnosterna, 122, 125. 
Ducks as enemies of White Grubs, 109. 
12-punctata, Diabrotica, 47, 129, 138. 
E 
Earthworms, 144. 
Edema albifrons and MHalesidota ca- 
rye defoliating Oak and Hick- 
ory, X. 
Eggs of Agonoderus pallipes, 11. 
* of aphides, 49, 78. 
of Apple Louse, 49. 
of Black-headed Grass Maggot, 17. 
of Corn Root Aphis, 53, 54, 55, 56, 
515.009,.259, 60; 66; 695. vel. 
of Drasterius elegans, 31, 
of Geoica squamosa, 87, 89. 
of Green June Beetle, 127. 
of Lachnosterna rugosa, 99. 
of Lasius niger and its var. alie- 
nus, 72, ‘ 
of ities as food of White Grubs, 
101. 
of May Beetles, 96, 97, 99, 102, 104, 
LOD OG, aeOW. a ee 
of penne secabrinodis lobicornis, 
Eggs—Continued. 
of Northern Corn Root Worm, 138, 
139; 240) F415142: 
of Sorghum Mealy Bug, 95. 
of Bouter Corn Root Worm, 131, 
of Wireworms, 26. 
E.later, 27. 
Elateridae, 
worms. 
Elaterini, 27. 
elegans, Drasterius, 7, 25, 26, 29, 47. 
Elm eaweesee food of May Beetles, 101, 
105. 
Endeis carnosa, 89. 
Engerling, 97. See under White Grubs. 
English Sparrow, 134. 
as enemy of White Grubs, 108. 
Entomophthora fresenii infesting Corn 
Root Aphis, 65, 
ephilida, Lachnosterna, 102, 122, 124. 
Eragrostis megastachya infested by 
Schizoneura venusta, 82. r 
Erigeron canadense infested by Corn 
Root Aphis, 53. 
erigeronensis, Trama, 46, 50, 82. 
Eucnemine, 27. 
Ev ereeeoie infested by White Grubs, 96, 
100. 
24-44. See under Wire- 
F 
farinalis, Pyralis, X. 
fasciatus, Ips, 7; 20. 
Hernalds ©. SH. a b2e 
Fertilizers, 12, 44, 65, 66, 67, 118, 116, 
143. 
insecticides for Corn Root 
Aphis, 66. 
Fisher, A. K., 108. 
fissilis, Melanotus, 7, 25, 34, 36, 41, 47. 
Fitch, Asa, 26, 35, 42, 60. 
flavus, Chaitophorus, 61, 63. 
Lasius, 79. 
Fleabane infested by Corn Root Aphis, 
53. 
Flea-beetle, Black, 
Corn, VII. 
injuring Apples, X. 
Pale-striped, 7, 18-20. See under 
Pale-striped Flea-beetle. 
fluviatilis, Scirpus, 130. 
Forda occidentalis, 46, 50, 84-85. 
description, 84. 
Forel, Auguste, 9. 
Forest Caterpillars defoliatng Oak and 
Hickory, X. : 
trees inte tee by White Grubs, 96, 
100. 
and 
attack on young 
roots of, subject to attack by 
Prionus Grubs, 128. 
Formica fusca, 46, 57. 
gagates attendant on Forda oc- 
cidentalis. 84. 
on Geoica squamosa, 
87, 
schaufussi, 46, 57. 
attendant on Grass Root Louse, 
79. 
Formicidae, 9. 
Fowler’s solution for Wireworms, 43. 
Foxtail-grass as food of Corn Root 
Aphis, 53. 
destroyed by White Grubs, 99. 
fraterna, Lachnosterna, 123, 126. 
French, G. H., 139, z 
fresenii, Entomophthora, 65. 
Fribourg & Hesse, 118. 
Frogs as enemies of May Beetles, 111. 
Fruit-trees, young, infested by White 
Grubs, 96, 100. 
fugax, Solenopsis, 8. 
