594 INDEX 
Paddle-fish, 150, 152, 230. 
-Palaemonetes, 28. 
Palmella, 440. 
Palpomyia larvae, 496, 503, 505, 506, 
509-511, 516, 517, 520. 
Pandorina, 442, 443. 
Pangaeus, 208, 204. 
bilineatus, 204. 
Panicum, 189, 541, 555. 
capillare, 559. 
dichotomiflorum, 559. 
huachucae, 555, 559. 
implicatum, 555, 559. 
leibergii, 559. . 
lindheimeri, 555, 559: 
perlongum, 559. 
praecocius, 555, 559. 
pseudopubescens, 549, 550, 551, 552, 
553, 556, 558, 559. 
seribnerianum, 551, 555, 556, 559. 
tennesseense, 555, 559. 
virgatum, 532, 533, 534, 536, 538, 539, 
542, 543, 545, 547, 550, 551, 553, 
555, 556, 558, 559, 570. 
Paraleucopis, 346, 348. 
corvina, 348. 
Parasites, 225-257. 
chalcid, 345. 
hymenopterous, 1-24. 
of May-beetles, 103-118. 
of Phyllophaga larvae, or white- 
grubs, 53, 54, 55, 57, 59-89. 
tachinid, 58. 
Parasitidae, 102. 
Parasitus sp., 102. 
Paratiphia, 3. 
algonquina, 24. 
Parietaria pennsylvanica, 562. 
Parsnip, Wild, 3. 
Parthenium integrifolium, 556, 568. 
Paspalum bushii, 559. 
ecirculare, 559. 
setaceum, 549, 551, 552. 
Passer domesticus, 125. 
Pastinaca sativa, 565. 
Peach, 173. 
Pear, 173. 
Pecan, 330, 332. 
Pediastrum, 441, 443. 
Pedicularis canadensis, 566. 
lanceolata, 566. 
Pelecinus, 55, 56, 57. 
polyturator, 86. 
Pelidnota punctata, 117. 
Pelocoris, 512. 
femoratus, 512, 514, 515. 
Pemphigus, 351. 
Pentatoma, 179. 
aequalis, 194. 
arborea, 173. 
bimaculata, 188. 
calceata, 184. 
calva, 182. 
cincta, 203. 
cynica, 200. 
delia, 195. 
dimidiata, 182. 
exapta, 198. 
hilaris, 181. 
inserta, 189. 
maculiventris, 201. 
nervosa, 195. 
picea, 185. 
semivittata, 186. 
serva, 193. 
tristigma, 192. 
undata, 187. 
variolaria, 194, 
Pentatomidae, 158, 159, 161, 162, 163, 
164, 165-202, 205. 
Pentatominae, 158, 159, 160, 163, 165, 
166, 174-195. 
Pentatomini, 161, 174, 175, 176-195. 
Pentatomoidea, 157-223. 
Penthorum sedoides, 554, 563. 
Pentstemon hirsutus, 556, 566. 
Peppergrass, Wild, 188. 
Perca flavescens, 27, 230, 233, 236. 
Perch, 150, 152. 
Common, 155. 
Yellow or American, 27, 230. 
Peribalus, 160, 177, 179, 185. 
limbolaris, 185. 
piceus, 185. 
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