INDEX TO REPORT OF THE STATE ENTOMOLOGIST 1901 
Plumtrees, insects injurious to: 
Conotrachelus nenuphar, 
795", 806°, 8337. 
Lecanium prunastri, 
Paleacrita vernata, 
Seolytus rugulosus, 
834’. 
Plusia simplex, 801’. 
Podisus spinosus, 841°, 864°. 
Podosesia syringae, 779%. 
Poecilocapsus lineatus, 839°. 
Poeciloptera septentrionalis, 
Polistes pallipes, 788°. 
politus, Nyloterus, 
politus. 
Pollen-earriers, 851*-52°*. 
Polygonotus salicicola, 744°. 
Polygraphus rufipennis, 861°. 
polyxenes, Papilio, see Papilio 
polyxenes. 
pometellus, Ypsolophus, see Ypsote- 
phus pometellus. 
pomifoliella, Bucculatrix, see Buccu- 
latrix pomifoliella. 
pomonella, Carpocapsa, see Carpo- 
capsa pomonella. 
pomorum, Mytilaspis, see Appletree 
bark louse. 
Pompilidae, 868’. 
Poplar, insects injurious to: 
carpenter worms, 780". 
Cryptorhynchus lapathi, 779%, 
780°, 860%. 
Huvanessa antiopa, 865°. 
Hyphantria cunea, 862°. 
Saperda calcarata, 807°, 859°. 
Trichiocampus viminalis, 861°. 
Poplar borer, 859°. 
Porthetria dispar, 
835°. 
Potassium cyanid, S07. 
Potato, insects injurious to: 
Colaspis brunnea, 734°. 
Doryphora 10-lineata, 841+. 
Epicauta cinerea, 841°. 
pennsylvanica, 749°. 
vittata, 749", 7773, 841°. 
Epitrix cucumeris, Me 
842°. 
Hydroecia nitela, 841°, 
794°. 
731° 
? 
801’. 
see Xyloterus 
700°, 802°, 803%, 
797%, 
oat 
Potato beetles, 777’, 777", 778°, 778°, 
782}, 782", 782%, 785%, 785°, 785", 
786, 788°, 789°, 790°-91', 791°, 
7925, 7931, 7942, 7944, 794°, 795°, 
797, 797, 8414 
pratensis, Lygus, see Lygus praten- 
Sis. 
Praying mantis, European 
(S85), (Sie, (ols OCU. 
Predaceous diving beetles, 876°-77° 
Predaceous insects, 853". 
Prionoxystus robiniae, 7447-45’, 779%, 
859°. 
prosopidis, XNerophilaspis, 
philaspis prosopidis. 
Prosopis velutina, 857° 
Protective mimicry, collection illus- 
trating, 831°, 891°-92*. 
7557-07, 
see Xero- 
provancheri, Niphydria, see Xiphy- 
dria provancheri. 
pruinosa, Ormenis, see Ormenis 
pruinosa. 
prunastri, Lecanium, see Lecanium 
prunastri. 
Prunes, Aphids injuring, 783’. 
Pseudoceus aceris, 749°. 
Psocids, 890°. 
Psychidae, 883°. 
Psylla pyricola, 837°. 
Psyllidae, 866°. 
Pteromalus calandrae, 850’. 
fuscipes, 865*. 
pallipes, 722”. 
vanessae, 8627. _ 
Pteronus ribesii, 839%. 
rant worms. 
Pterophoridae, 886°. 
Publications, 7021, 832%, 
800°-8*. 
Pulvinaria innumerabilis, 856°. 
punctata, Pelidnota, see Pelidnota 
See also Cur- 
898°-99*; list, 
punctata. 
punctatus, Phytonomus, see Phyto- 
nomus punctatus. 
purehasi, Icerya, see Icerya pur- 
chasi. 
Putnam’s scale insect, 779°, 8297, 
856%. 
pygmaeus, ? Cephus, 
pygmaeus, 
see ?Cephus 
