50 
INSECT INDEX. 
populi, Aphis, viii.105. 
Chaitophorus, viii,119. 
Lachnus, viii, 119. 
populicaulis, Pemphigus, iv. 193; vii,76; viii, 
43,89,148,149. 
populicola, Chaitophorus, viii,42,102,103,119, 
201 . 
populifoiim, Aphis, viii, 102,151. 
populi-globuli. Pemphigus, viii, 151,153, 
populi-monilis, Pemphigus, viii,205. 
populi-ramulorum. Pemphigus, viii. 209. 
populi-transversus, Pemphigus, viii, 208,209. 
populivenac, Pemphigus, viii, 151,154. 
poreata, Microrhopala. v, 175. 
porcatus, Trox, v, 83. 
Porizon conotracheli, vi,139. 
Porphyraspis, v, 176. 
porrectella, Cerostoma, ix,54. 
portlandia, Debis, x,92. 
Potato-beetle, Colorado. (See Colorado 
Potato-beetle.) 
Striped or Old-fashioned. (See 
Striped Potato-beetle.) 
Three-lined. (See Three-lined Po¬ 
tato-beetle.) 
-bug, Colorado. (See Colorado Potato- 
beetle.) 
-stalk Weevil, Baridius trinotatus, vi, 
143, p. iii. 
Potherb Butterfly. (See Turnip Butterfly.) 
Praon avenaphis, viii, 176. 
polygonaphis, viii, 175. 
viburnaphis, viii, 175. 
Prasocuris, v, 166,168. 
precationis.Plusia, vii,229,282; ix,43,44,47,49; 
x, 148; xi, 39.40,41,42. 
Predaceous Beetles, xii,105. 
Soft-winged. (See Soft-winged Preda¬ 
ceous Beetles.) 
Predaceous Ground-beetles, Ground Bee¬ 
tles, CarabidaB, v,39. Ill, 121; vi,12; xii,7,107. 
Characters, iv, 14,31; v, 14,31,39,40,92,119, 
121; vi,18; xii, 107. 
Classification, iv,24,36; v,24,36,38; vi,80, 
81,87. 
Color, v,39. 
Description, v,38; vi,88. 
Descriptions of species most useful in 
preying on injurious insects, vi,80. 
Food, v,39; vi,18; ix,136; xii, 106,107,119. 
Genera, v,40; xii, 108. 
Habits, v,39; vi,70,87,88; xii, 106,107,119. 
Larvae, v,40; vi,88. 
Numbers, v,39; vi,88. 
Preying on canker worm, vi, 18; xii, 119. 
locusts, ix,136. 
Sub-families, v,40. 
Superiority over the parasitic Hymen- 
optera, xii, f20. 
Predaceous Water-beetles, Hydradephaga, 
iv,3S; v,36,50,92; vi,70,81. 
Water-bugs, Nepidae and Notonectidae, 
vi,72; viii. 12. 
rionides, v, 148,150,151,152,153,157; vi, 36. 
Prioninae, vi, 83,84,147,148. 
Prionomerides, v, 134. 
Prionus, v, 148,151,152; vi, 37. 
brevicornis, v, 152. 
imbricornis, v, 152; vi,38,43,148, p.ii. 
laticollis, v,151; vi,36,38,43,147, pp. i, ii, i 
Prionus, Broad-necked. (See Broad-neck' 
Prionus.) 
Short - horned. (See Short - horn' 
Prionus.) 
Tile-horned. (See Tile-horned Prionu 
Pristiphora grossulariae, x, 64,65,69. 
identidem. x,64,65,69. 
rufipes, x, 65,70. 
Prociphiliden, viii,35. 
Prociphilus, viii, 35. 
bumeliae, viii, 147. 
Procris americanus, vii, 179. 
Proctotrupidae, vi, 71. 
Prodenia, vii, 272. 
autumnalis, vii, 98,219. 
var. fulvosa, vii, 219. 
obscura, vii, 219. 
commelinae, vii,219; x,138. 
daggyi, vii, 97,219. 
frugiperda, vii, 219. 
lineatella, x,139. 
progne, Grapta, ii,59; x, 85. 
Vanessa, ii, 59. 
Promachus apivorus, ii, 64; vi, 162,163. 
Promecopides, v,134. 
promethea, Attacus, x, 125. 
Callosamia, vii, 193,277,279,281. 
Prometheus Moth, Prometheus Silkwor 
Callosomia (Attacus; promethea, vii, II! 
277,279,281; x,125,176. 
propinquans. Stenobothrus, ix,93.I 
Proscopinae, ix,80. 
protectum, Anthobium, v,75. 
proteus, Eudamus, x,184. 
protodice, Pieris, vii, 141,278,280; ix,7,10, 
27,28,29,33,31,37; x, 76,178. 
var. beckeri, Pieris, ix, 29,33,34. 
vernalis, Pieris, ix, 27,28,29,33. 
pruinella, Anarsia, xii,77. 
pruinosa, Ormenis, xii, 104. 
pruni, Aphis, viii, 42,72,82,87. 
Hyalopterus, viii, 82. 
prunicida, Anthonomus, i, 15,66,72; ii, 94; 
141; vi, 136,143, p. iii. 
prunifoliae, Aphis, viii,87. 
prunivora, Acronycta, ii, 53. 
Semasia, i,70,78. 
Pselaphidae, iv, 33,36; v,33,36,64,67,76,112. 
Pselaphus, v, 76. 
Psenocerus, v,158. 
pseudargiolus, Lycasna, vii, 158; x,95. 
Thecla, x,94. 
pseudargyria, Leucania, x, 139. 
pseudobyrsa, Byrsocrypta, viii, 151. 
Pemphigus, viii, 151. 
pseudogamma, Plusia, ix,44. 
Pseudoglossa lubricalis, x, 138,182. 
pseudographa, Chrysopa, viii, 178. 
