INDEX. 



G55 



of, in U.S.A., 51, 73, 178, 191, 

 252, 270, 273, 318, 343, 362, 364, 

 369, 406, 513 ; pests imported on, 

 into U.S.A., 113, 198, 236; effect 

 of lime-sulphur sprays on, 10; 

 effect of London purple on, 169. 



Pear-leaf Blister Mite (see Erio- 

 phyes vyri). 



Pear Midge (see Contarinia pyri- 

 vora). 



Pear Psylla (see Psylla pyri and 

 Psylla pyricola). 



Pear Slug (see Eriocampoides limor 

 cina) . 



Pear Thrips (see Taeniothrips pyri). 



Peas (Pisum sativum), Laphygma 

 exigua on, in Astrachan, 291 ; 

 pests of, in Canada, 119, 348, 

 516; pests of, intercepted in 

 Hawaii, 52, 173; experiments in 

 spraying, with carbolineum in 

 Holland, 155; Phlyciaenodes 

 sticticalis on, in Hungary, 313 ; 

 Bruchus afflnis on, in India, 226; 

 Cydia dorsana on, in Italy, 202 ; 

 pests of, in Norway, 502 ; pests 

 of, in Xyasaland, 6, 7, 9 ; pests 

 of, in Ptussia, 139, 207, 218, 331 ; 

 pests of, and their control in 

 U.S.A., 33, 74, 133, 193, 339, 343, 

 508; (stored), pests of, in Mauri- 

 tius, 49. 



Pebrine, disease resembling, in 

 Calocoris angustaius, 230. 



Pecan, pests of, in America, 170, 

 191. 



Pocan Twig girdler (see Oncideres 

 texana) . 



Pedde' a africana, Pseudaonidia trilo- 

 biUformis on, in Ceylon, 13. 



pedicidarius, Anthonomus. 



Pediculoides ventricosus, enemy of 

 Oligomerus brunneus in Spain, 

 401, 402. 



Pediculopsis (Pediculoides) grami- 

 nuvi, on grasses in Nonvay, 502 ; 

 on cereals in Russia, 330. 



Pediopsis viridis, in U.S.A., 337. 



pedroniformis, ChrysomphcUus (see 

 Aspidiotus orientalis). 



Peganum harmala, Schistocerca 

 peregrina on, in Algeria, 411. 



Pegomyia aeetosae (see P. nigri- 

 tar sis). 



Pegomyia bicolor (Dock Fly), ex- 

 periments with, in England, 323. 



Pegomyia brassirae (see Chorio- 

 phila). 



Pegomyia ceparum (see Eylemyia 

 antiqua). 



Pegomyia fusciceps (see Chorto- 

 phila). 



Pegomyia hyoscyami (Mangel Fly), 

 experiments with, in England, 

 323 ; on beet in Italy, 202 ; on 



beet in Norway, 502 ; parasi- 

 tised bv Opius foveolatus in 



U.S.A., 390. 

 Pegomyia hyoscyami var. betae 



(Beet Fly), food-plants of, in the 



British Isles, 47. 

 Pegomyia nigritarsis (Sorrel Fly), 



on dock in England, 323 ; in 



France, 382. 

 Pelargonium peltatum, Heliothripa 



haemorrhoidalis on, in Argentina, 



53. 

 Pelatachina tibialis, parasite of 



Vanessa spp. in Denmark, 422. 

 Pelecinus polyturator, parasite of 



Lachnosterna in U.S.A., 285. 

 pellionella. Tinea, 

 pellitus, Balaninus. 

 pellucida, Cammda. 

 Pem-phigea, systematic position of, 



374. 

 PemphigelluS: migration of, 371. 

 Pemphigus acerifolii, synonym of 



P. tessellatus, 185. 

 Pemphigus bursarius, on Picea alba 



in Britain, 335. 

 Pemphigus spirotheeae, on poplars 



in Russia, 331. 

 Pemphigus lessellatus, on alder and 



maple in U.S.A., 185, 246. 

 penicillata, Frogattiella. 

 penicillatus, Dolycoris. 

 Penicillium anisopliae (see Metar- 



rhizium). 

 peninsularis, Polydrusus. 

 Pennisetia (Aegeria, Bembecia) 



hylaeiformis, on raspberries in 



Russia, 21, 140; on raspberries 



in Sweden, 355. 

 Pennisetia (Aegeria) marginata 



(Raspberry Root-borer), in Br. 



Columbia, 361. 

 Pennisetum typhoideum, Calocoris 



angustaius on, in India, 229. 

 Pennsylvania, pests from, inter- 

 cepted in California, 132, 427, 



475, 534 ; Cacoecia rosaceana in 



orchards in, 513; compulsory 



spraying of trees in, 325 ; clover- 

 leaf weevil in, 326. 

 Pennsylvania Fire Cherry (see 



Prunus 2>cnnsylvanicus). 

 pennsylvanica, Nyctobates. 

 pennsylvanieus, Camponotus her- 



culeanus. 

 pentagona, Aulacaspis (Diaspis). 

 pentandrae, Euura (see Crypto- 



campa medullaris). 

 Pentaphis trivialis, in Ru.ssia, 104. 

 Pentarthron carpocapsae (see Tricho- 



gramma). 

 Pentasobathra sirina, on indigo in 



India, 439. 

 Pentatoma baccarum, on raspberries 



in Russia, 140, 333. 



