780 



INDEX. 



Peas, Earth (see Voandzeia subter- 



ranea) . 

 Peas, Pigeon (see Cajanus indicus) . 

 Pecan, new Scolytid in, in North 

 America, 362 ; pests of, in U.S.A., 

 173, 312. 

 Pecan Case-bearer (see Acrobasis 



nebulella) . 

 pecirkanus, Sericoderus. 

 pectinatae, Chermes. 

 pectinicornis, Cladius ; Ptilmus. 

 Pectinophora gossypiella (see Platye- 



dra). 

 pedalis, Helcon. 



Pediculoides, on mushrooms in 

 Britain, 49 ; possibly causing 

 dermatitis, 49. 

 Pediculoides ventricosus, 522 ; natural 

 enemy of bagworms in Argentina, 

 340 ; in Britain, 106 ; in Italy, 

 5, 95 ; parasite of Cicada plebeja, 

 95 ; destroying parasitic Hymen- 

 optera, 95, 106 ; causing derma- 

 titis, 5. 

 Pediculopsis graminum, 522 ; caus- 

 ing white-ear disease of rye in 

 Russia, 434. 

 Pedronia, gen. n., in Ceylon, 541. 

 Pegomyia, referred to Hyleniyia, 



sens, lat., 193. 

 Pegomyia hyoscyami (Beet Fly, Beet 

 Leaf-miner), food-plants of, in 

 Czecho-Slovalda, 290, 487 ; food- 

 plants of, in Denmark, 61, 464, 

 626 ; measures against, in Ger- 

 many, 569 ; bionomics of, 569, 626. 

 Pelargonium, effect of cyanide on, 



319. 

 Pelargonium radula, pests of, in 



Tripoli, 195. 

 Peleteria robusta, parasite of Porosa- 



grotis orthogonia, 112. 

 pellucens, Oecanthus ; Rutilia. 

 pellucida, Camnula. 

 peltigera, Heliothis. 

 Pemba, no restrictions on importa- 

 tion of Citrus into Tanganyika 

 Territory from, 274. 

 pembertoni, Syagrius. 

 Pempheres affims, food-plants of, in 



India, 151, 399. 

 pemphigae , Leucopis. 

 Pemphigella folliciilaria (see Fordo) . 

 Pemphiginae, notice of key to genera 



and species of, 58. 

 Pemphigus, Leucopis pemphigae 

 reared from galls of, in Illinois, 

 206. 

 Pemphigus baicalensis, sp. n., on 



Alnus viridis in Siberia, 454. 

 Pemphigus boyeri, synonym of Tetra- 

 neura ulmi, 59. 



Pemphigus coerulescens, synonym of 



Tetraneura ulmi, 59. 

 Pemphigus nidificus, on ash in 



Czecho-Slovakia, 486. 

 Pemphigus spirothecae, forming galls 

 on Lombardy poplar in Germany, 

 492. 

 Pemphigus tessellatus, on alder, 454 ; 



correct genus for, 454. 

 Pemphigus zeae-maydis, synonym of 



Tetraneura ulmi, 59. 

 Penanga, new Coccid on, in Malava, 



42. 

 penangensis, Coccus. 

 penetrans, Platypus. 

 Pennisetia hylaeiformis (Raspberry 

 Borer), in Denmark, 62 ; in 

 Germany, 504. 

 Pennisetia marginata, on raspberry 



in British Columbia, 563. 

 Pennisetum, pests of, in West Sudan, 



27. 

 Pennisetum spicatum, Siderodactylus 

 Sagittarius on, in West Sudan, 27. 

 Pennisetum typhoideum, new gall- 

 midge on, in India, 289. 

 Pennsylvania, apple pests in, 68, 

 308, 534 ; notice of list of 

 Buprestids in, 513 ; Hymenop- 

 terous parasites in, 6, 322, 357 ; 

 measures against millipedes in, 

 44 ; quarantine against Popillia 

 japonica in, 303, 595 ; spread of 

 Pyrausta nubilalis into, 217 ; 

 Rhizoglyphus in greenhouses in, 

 381 ; pests from, intercepted in 

 California, 250, 357 ; restrictions 

 on importation of various plants 

 into Canada from, against Py- 

 rausta nubilalis, 293. 

 pennsylvanica, Epicauta. 

 pennsylvanicus , Gryllus. 

 Pentachlorethane, effect of fumi- 

 gation with, on Trogoderma khapra 

 in malt, 32 ; effect of fumigation 

 with, on red spider on carnations, 

 110. 

 Pentacnemus biicculatricis, parasite 

 of Argyresthia thuiella in Con- 

 necticut, 335. 

 pentagona, Diaspis. 

 Pentalonia nigronervosa, on Alpina 



rafflesiana in Britain, 541. 

 Pentaphis, on cereals in France, 27 1 . 

 Pentarthron semblidis (see Tricho- 



gramma). 

 Pentatoma, on Citrus in Caucasus, 



116. 

 Pentatoma ligata, on cotton in 



Mexico, 169. 

 Penthea pardalis, on wattle in 

 Queensland, 378. 



