INDEX. 



775 



Pisciculture, parasites of insects 

 injurious to, in Russia, 555. 



pisi, Acyrthosiphon (Macro si phimi) ; 

 Contarinia ; Polia [Mamestra). 



pisivora, Kakothrips. 



pisoruni, Bvnchits. 



Pissodes, 157 ; in forests in Ger- 

 many, 254 ; in forests in 

 Sweden, 302. 



Pissodes diibius, associated with 

 balsam disease in Canada, 161 ; 

 in balsam fir in Maine, 242. 



Pissodes nigrae, in forests in Maine, 

 242. 



Pissodes piceae, on silver fir in 

 Germany, 613. 



Pissodes pini, in forests in Sweden, 

 302. 



Pissodes strohi (White Pine Weevil), 

 bionomics of, in Canada, 161, 359 ; 

 in U.S.A., 84, 243. 



Pistacia terebinthiis, pests of, in 

 Macedonia, 38, 95. 



pisiaciae, Pemphigus . 



Pisum sativum (see Peas). 



Pitch Neutral Oil Mixture, prepara- 

 tion of, for banding against 

 Lepidoptera, 308. 



Pitch Pine (see Pinus rigida). 



Pithecolobium dulce, bionomics of 

 Naiada nararia on, in South 

 India, 580. 



Pithecolobium saman, Platypus suf- 

 fodiens in, in India, 188. 



Pithecolobium scutiferum, new Coccid 

 on, in Philippines, 206. 



pittieri, Heilipus. 



Pittosporuni undulatum, Pulvinaria 

 ornata on, in Australia, 454. 



pityocampa, Cnethocampa [Thaiima- 

 topoea) . 



Pityogenes, in pine in Germany, 254. 



Pityogenes (Ips) bidentatus, of little 

 importance in forests in Finland, 

 600 ; in pine in German}-, 254. 



Pityogenes [Ips) chalcogvaphus, in 

 spruce in Finland, 600 ; measures 

 against, in forests in Germany, 

 253, 254. 



Pityogenes hopkinsi, Anthocoris pre- 

 dacious on, in U.S.A., 256. 



Pityogenes quadridens, in pine in 

 Finland, 600. 



Pityokteines sparsus (Balsam Bark- 

 beetle), associated with balsam 

 disease in Canada, 161 ; in 

 Maine, 242. 



Pityophthorus, in forests in Ger- 

 many, 254. 



Pityophthorus lichtensteini, a rare 

 pest of pines in Finland, 600. 



placidus, Eriococcus ; Podisus. 



Plaesius javanus, introduced into 

 Fiji against Cosmopolites sordidus, 

 480, 596 ; proposed introduction 

 of, into New South Wales, against 

 Cosmopolites sordidus, 151. 



plagiata, Tiracola. 



plagiatus, Endochilus. 



Plagiolepis custodiens, banding with 

 chalk against, in South Africa,529. 



Plagiolepis longipes, useless against 

 Lema bilineata in South Africa, 

 187 ; associated with Coccus 

 viridis colemani on coffee in 

 India, 68. 



Plague, immunity experiments with 

 Calleria mellonella and, 416. 



plana, Hypophrictis. 



planatus, Brontes. 



Plane, Saturnia cynthia on, in Italy. 

 537 ; Tettigia orni on, in Mace- 

 donia, 95. 



planifrons, Phaeogenes. 



planitiae, Machaerota. 



Plant Pest Legislation, in Austraha, 

 243, 354, 598; in Britain, 485, 

 486 ; notice of review of, in British 

 Empire, 532 ; in Canada, 147, 160, 

 "413, 583; in Ceylon, 532; in 

 Egypt, 317 ; in Fiji, 480 ; in 

 France, 300, 360 ; respecting 

 Aspidiotus perniciosus in Ger- 

 many, 4 ; necessity for, against 

 Archon centaurus in Gold Coast, 

 81 ; in Mexico, 286, 587 ; in New 

 Guinea, 107 ; in Philippines, 467 ; 

 in Switzerland, 56, 94, 268 ; in 

 Tunis, 491 ; in U.S.A., 17, 18, 

 153, 240, 286, 290, 313, 357; 

 in West Indies, 99, 330, 413, 428, 

 429, 456, 537 ; necessity for, 

 against mosaic disease in West 

 Indies, 100 ; (see Quarantine). 



Plantago major (Broad-leaved Plan- 

 tain), attempts to rear Empoasca 

 mali on, in U.S.A., 246. 



Plantain, food-plant of Aphis sorbi 

 in Oregon, 223. 



Plantain (Musa) (see Banana). 



Plasmodiophora brassicae, 224. 



platanoidella, Phyllorycter [Litho- 

 colletis) . 



platensis, Oeceticus ; Tetrastichus. 



Plathypena scabra (Green Clover 

 Worm), parasitised by Apanteles 

 plathypenae in North America, 

 169 ; on beans and lucerne in 

 U.S.A., 16, 60, 104, 113, 389; 

 measures against, 60, 104, 309. 



plathypenae, Apanteles. 



Platybothrus brunneus, measures 

 against, in British Columbia. 

 489. 



