VII 
Insecticides— Continued. 
petroleum, crude, 49. 
emulsion, 49. 
potash salts, 162. 
potassium cyanide, 49. 
salt. 49,50,76,77. 
strychnine, 49. 
sulphate of potash and petroleum, 77. 
superphosphates and petroleum, 77. 
tar, 49. 
turpentine, 49, 
and fertilizers for Corn Root Aphis,76,77. 
Insectivorous reptiles, 126. 
insperata, Lachnosterna, 139,142. 
interjectus. Lasius, 53,66,88,89,93,96. 
inversa, Lachnosterna, 54,113,115,116,117,119, 
138,139,142. 
Ips, Banded, 8,23-28. See under Banded Ips. 
fasciatus. 8,23-28. See under Banded Ips. 
Isaria densa infesting European White 
Grubs, 127. See under Botrytis 
tenella. 
leprosa, 133,135. 
spores of, infect White Grubs, 136. 
J 
Jay, Blue, as enemy of white Grubs, 123. 
Jumping Jacks, 30. 
June Beetle, Green, 54,144. See under Green 
June Beetle. 
June Beetles. 110. See under White Grubs. 
Grass iufested by Sorghum Mealy Bug, 
107. 
K 
Kainit, fertilization with, for White Grubs, 
132. 
for wireworms, 50. 
Kerosene film on tubs of water for destruc¬ 
tion of White Grubs, 131. 
for protecting Seed-corn against wire- 
worms, 49. 
emulsion for lawns infested with White 
Grubs, 132. 
for Wireworms, 49. 
King-bird as enemy of White Grubs, 123. 
knochii, Lachnosterna, 140,143. 
Koch. C. L., 94. 
Krassilstschik, J., 127. 
L. 
Lachnosterna affinis, 140,142. 
and Cyclocephala, 109-144. See under 
White Grubs, 
arcuata, 139,142. 
balia, 143. 
bipartita, 139,142. 
congrua, 139,140,142. 
corrosa, 140,143. 
crassisissima. 139,142. 
crenulata. 116,140.144. 
descript ion of larva, 138. 
dubia, 139,142. 
Lachnosterna— Continued. 
egg. 118. 
ephilida, 116,139,141. 
fraterna, 140,143. 
fusca, 54,113,116,117,119,121,139,140,142. 
date of transformation to pupa, 121. 
to imago, 121. 
description of larva, 138. 
food of adults, 115. 
length of larval life, 113. 
time of oviposition, 119. 
gibbosa, 54,113,116,117,138,139,140,141. 
date of transformation to imago, 121. 
description of larva, 139. 
parasitized by Pelecinus polytura- 
tor, 124. 
time of oviposition, 119. 
glaberrima, 139,141. 
gracilis, 140,141. 
grandis, 139,142. 
hirticula, 54,113,116,117,126,138,140,143. 
description of larva, 139. 
food of adult, 115. 
time of oviposition, 119. 
hir.tiventris, 139,141. 
ilicis, 113,140,144. 
imago, life history and habits, 115-119. 
ratio of males to females at lights, 117. 
implicata, 140,143. 
date of transformation to imago, 121. 
inepta, 140,144. 
insperata, 139,142. 
inversa, 54,113,116,117,139,142. 
date of pupal transformation, 120. 
description of larva, 138. 
food of adult, 115. 
length of larval life, 113. 
time of oviposition, 118. 
knochii. 140,143. 
lanceolata, 139,141. 
larvm contrasted with larva of Green 
June Beetle, 144. 
larval period, 119-121. 
limula, 140,143. 
list of Illinois species, 139. 
longitarsus, 139,141. 
marginalis, 140,143. 
micans, 139,142. 
nova, 140,143. 
prsetermissa, 139,141. 
prunina. 139,142. 
pupation and formation of beetle, 120. 
rubiginosa, food plant of adult, 115. 
rugosa, 54,111, 112,113,116,138,140,143. 
date of pupal transformation. 121. 
description of larva, 139. 
eggs of, 113. 
time of depositing, 119. 
tiistis, 113,116,117.140,144. 
villifrons, 140,143. 
Lamb’s-quarters as food of Pale-striped 
Flea-beetle, 22. 
lanceolata, Lachnosterna, 139,141. 
Larches infested by White Grubs, 109,114. 
