IXDEX. 



689 



Pipunculus, parasite of Peykiyisiella 

 sacchayicida in Hawaii, 21. 



Pimtes, predaceoiis on Cydia 

 pomonella in South Africa, 284. 



piri, Nippolachnits. 



piricola, lipidiaspis. 



pirogallis, Ereinococcns. 



pisi, Acyrthosiphon [Macyosiphiou] ; 

 Byuchus (see B. pisoyum) ; Con- 

 tayinia : Polia (Mainesiya). 



pisivoya, Kakothyips. 



pisoyum, Byuchus (Layia). 



Pissodes affinis, in Connecticut, 338. 



Pissodes appyoximatus, in Connecti- 

 cut, 33S. 



Pissodes iiotatus, bionomics and 

 control of, in forests in Britain, 

 378, 380 ; not abundant in 

 forests in Lithuania, 420. 



Pissodes piceac, in Abies pectinata 

 in Bavaria, 332. 



Pissodes piui, bionomics and control 

 of, in forests in Britain, 378, 380. 



Pissodes piniphilus, not abundant 

 in forests in Lithuania, 420. 



Pissodes styobi (White Pine Weevil), 

 bionomics and control of, in 

 Connecticut, 338. 



Pi'isodes teyminalis, sp. n., attacking 

 Pinus contoyta in California, 438. 



pissodes, Coeloides ; Euyvtoma. 



Pistachio, legislation again'=t Megas- 

 tigmus ballestyeyii on, in Sicily, 

 136. 



Pistacia teyebinthus, legislation 

 against Megastigmus baUestrerii 

 on, in Sicily, 136. 



Pistol Case-bearer (see Coleophora 

 malivoyella) . 



Pisum ayvense, Sitones Uneatus on, 

 in Germany, 176; (see Peas). 



Pitch Pine (see Pinus rigida). 



Pith Pine Beetle (see Pityophthoyus 

 lichtensteini and P. pubescens). 



Pithecolobium duke, food-plant of 

 Byuchus liinbatus in Hawaii, 436. 



Pitted Apple Beetle (see Geloptera 

 poyosa) . 



pityocampa, Cnethocampa. 



Pityogenes bidentatus (Two-toothed 

 Pine Beetle), in forests in Austria, 

 471 ; measures against, in forests 

 in Britain, 378, 379 ; in pines in 

 Germany, 273 ; in forests in 

 Lithuania, 420. 



Pityogenes bistyidentatus, in forests 

 in Austria, 471 ; in Juniperus 

 coyniniinis in Germany, 175. 



Pityogenes {Ips) chalcogyaphiis , 

 bionomics of parasites of, in 

 forests in Austrian Silesia, 161 ; 

 in forests in Britain, 379 ; males 

 of, on Junipeyus conwiunis in 

 (3202) 



Germany, 175 ; in forests in 



Lithuania, 420. 

 Pityogenes hophinsi, accompanying 



Pityophthoyus spp. in U.S.A., 34. 

 Pityogenes quadyidens, in forests in 



Austria, 471 ; measures against, 



in forests in Britain, 379 ; in 



forests in Lithuania, 420. 

 Pityophthoyus bassetti, sp. n., in 



spruce and fir in Colorado, 260. 

 Pityophthoyus canadensis, in white 



pine in U.S.A., 34. 

 Pityophthoyus cayiniceps, bionomics 



of, in spruce and wjiite pine in 



U.S.A., 33. 

 Pityophthoyus glabyatus, in Sweden, 



50. 

 Pityophthoyus gyanulatus, in white 



pine, natural enemies of, in 



U.S.A., 34. 

 Pityophthoyus lichtensteini (Pith 



Pine Beetle), in Britain, 379. 

 Pityophthoyus micyogyaphtis, males 



of, on Junipeyus communis in 



Germany, 175. 

 Pityophthoyus nitidus, in forests in 



Arctic Canada, 192. 

 Pityophthoyus nudus, associated 



with /-*. gyanulatus in white 



spruce in U.S.A., 34. 

 Pilyophfhorus occidentalis, sp. n., 



in Picea engelmanni in Colorado, 



260. 

 Pityophthoyus puberulus, in pine 



and balsam fir in Canada and 



U.S.A., 34. 

 Pityophthoyus pubescens (Pith Pine 



Beetle), in Britain, 379. 

 placida, Chyysophana. 

 Plaesius javanus, introduced into 



Fiji from Java against Cosmo- 

 polites sordidus, 297. 

 plagiata, Macyotoma ; Tivocala. 

 plagiatits, Cneoyyhiniis . 

 Plagiolepis foyeli, sp. n., on orchids 



in Switzerland, 488. 

 Plagiomeyus hospes, sp. n., probably 



parasitic on Diaspine scale in 



Hawaii, 437. 

 Plagionotus arcuatus (see Clytus). 

 Plagionotus speciosus (Sugar-maple 



Borer), in U.S.A., 247 ; associated 



with heart-rot, 4. 

 Plague, effect of organism of, on 



Galleyia mellonella, 163. 

 plana, Fioyinia. 

 planatus, Pyotostyophus. 

 Plane, 161 ; food-plant of PorZ/ie/rm 



dispay in Switzerland, 202. 

 Plant Cells, effect of attacks of 



Aphids on, 352, 353, 356. 



