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INDEX. 



Tseudotaehinomyia webberi, gen. et 

 sp. n., in U.S.A., 311. 



pseudofessellatum, Leeanium. 



Pseudotrochalus concolor, on cacao 

 in Belgian Congo, 504. 



Pseudotsuga (Douglas Fir), pests of 

 in California, 228, 258. 



Pseudoti^uga faxifolia (Douglas Fir), 

 pests of, in U.S.A., 19, 527, 

 582. 



pseudotsugae, Ghrysobothris. 



psidi i , Pu I innaria. 



Psidkim guayava (see Guava). 



Psila rosae (Carrot Rust Fly), in 

 Canada, 332 ; control of, on 

 caraway in Holland, 234 ; on 

 carrots, etc., in Ireland, 488. 



psilaspis, Eriophyes. 



Psocids, infesting tea in Ceylon, 

 497. 



Psyche eannabieUa, a supposed pest 

 of hemp, 159. 



Psylla, control of, in Russia, 152, 

 249, 301 ; experiments with in- 

 secticides on eggs of, 509. 



Psylla albipes, on pears in Crimea, 

 157. 



Psylla buxi, imported into U.S.A., 

 on boxwood, 219. 



Psylla crataegi, on Grataego-Mespi- 

 lus in Germany, 94. 



Psylla mali (Apple-sucker), biono- 

 mics and control of, on ajiples in 

 Britain, 173, 360, 382 ; repre- 

 sented by a distinct species in 

 Crimea, 157 ; control of, in 

 orchards in Russia, 91, 150, 199. 



Psylla melanoneura, bionomics of, 

 on pears in Crimea, 157. 



Psylla ]ryricola (Pear Psylla), on 

 apples and pears in Canada, 332, 

 333, 347, 548 ; on pears in U.S.A., 

 79, 320, 327 ; not transmitting 

 Bacillus amylovorus, 79. 



Psylla pyrisuga, bionomics of, on 

 pears in Crimea, 157. 



Psvllidae, notice of bibliography of, 

 318. 



Psylliodes affinis, food-plants of, in 

 Germany, 97. 



Psylliodes attenuatus, on hops in 

 Russia, 199. 



Psyllopsis fraxini, bionomics of, on 

 ash in Germany, 317. 



Pterocarpus indicus, Grossotarsus 

 externedentatus on, in Seychelles, 

 240. 



Pterochloroides {PterocMorus, Lach- 

 nus) persicae, in orchards in 

 Russia, 303 ; bionomics of, in 

 Turkestan, 563-565. 



PterocMorus persicae (see Ptero- 

 chloroides). 



PterocMorus tropicalis, sp. n., in 

 India^ 129. 



Pterocomma media, sp. n., on poplar 



in U.S.A., 494. 

 Pterocomma (Aphis) populifoliaey 



494 ; experiments with nicotine 



against, 22. 

 Pterocyclon fasciatum,, allied to 



P. mali, 176. 

 Pterocyclon mali, food-plants and 



control of, in U.S.A., 176. 

 Pteromalus, parasite of Anthonomus 



in Bessarabia, 158 ; parasite of 



Sparganothis pilleriana in France, 



341. 

 Pteromalus hemileucae, sp. n., para- 

 site of Hemileuca oliviae in New 



Mexico, 405. 

 Pteromalus puparnm, parasite of 



Pieris spp. in France, 569. 

 Pteronidea spp., on deciduous trees 



in Germany, 95. 

 Pteronus ribesH (Currant and Goose- 

 berry Sawfly), on gooseberries^ 



etc., in Britain, 516 ; in Canada, 



547 ; bionomics and control of, 



in Holland, 441 ; control of, in 



Ohio, 371 ; control of, on currants, 



etc., in Russia, 25', 91. 

 Pteronus ventralis, in Canada, 333. 

 pterophorae, Epiurus. 

 Pterostichus lucublandus, predaceous 



on Girphis unipwncta in U.S.A.. 



77. 

 Pterostichus madidus, predaceous on 



Agriotes obscurus in Britain, 172. 

 Pterostichus mutus, predaceous on 



Girphis unipuncta in U.S.A., 77.. 

 Pterygogrammia acuminata, gen. et 



sp. n., parasitic on a Jassid in 



Australia, 129. 

 Ptilinus costatus (see P. fuscus). 

 Ptilinus fiiscus, infesting timber in 



Europe, 280. 

 Ptilinus j)eciinicornis, bionomics of, 



in timber in Europe, 280, 281. 

 Ptilocerus ochraceus, predaceous on 



Dolichoderus bituberculatus in 



Java, 572. 

 Ptinobius texanus, sp. n., hosts of, 



in Texas, 163, 

 Ptinus fur, infesting stored grain 



in Russia, 299. 

 Ptychomyia selecta, parasite of 



Priophorus padi in Russia, 26. 

 Ptychoptera contaminaia, Graph- 



omyia m,acvlata predaceous on, 



427. 

 pubescens, Syntomaspis ; Tomaspis. 

 pubipennis, Pityojyhthorus. 

 publicaria, Corimelaena. 

 pudihunda, Dasychira (Orgyia). 

 puera, Hyblaea. 

 Pueraria thunbergiana (Kudzu Vine), 



Anticarsia gemmatalis on, in 



U.S.A., 114.' 

 ptUchella, TJtetheisat. 



