INDEX. 



785 



Phyllotreta nigripes, in Germany, 

 569 ; winter measures against, in 

 orchards in S\\itzerland, 281. 



Phyllotreta nndulata, bionomics of, 

 in Germany, 569 ; winter measures 

 against, in orchards in Switzer- 

 land, 281. 



Phyllotreta vittata, on Crucifers in 

 South Africa, 461. 



Phyllotreta vittula, on barley in 

 Denmark, 61. 



Phylloxera, on vines in France, 267, 

 566 ; in Germany, 253, 255, 260, 

 500 ; in Italy, 592 ; in Switzer- 

 land, 79, 302, 537 ; in U.S.A., 

 286, 314, 315; bionomics of, 79, 

 260 ; value of stocks resistant to, 

 67, 79, 255, 267. 286, 302, 315, 

 538 ; other measures against, 260, 

 315, 566 ; value of beneficial fungi 

 against, 604 ; new thrips in galls 

 of, on hickory in New York, 83. 



Phylloxera pervastatrix, bionomics 

 of, in Germany, 255, 260, 617 ; 

 degree of immunity of vines from, 

 255, 617. 



Phylloxera radicicola, in Spain, 

 438. 



Phylloxera salicis, on willow in 

 British Isles, 543 ; distribution of, 

 in Europe, 542. 



Phylloxera vastatrix (Vine Louse), 

 in Bessarabia, 208 ; in California, 

 315 ; probably not present in 

 Germany, 256, 617 ; forming 

 galls on vines in New South 

 Wales, 435 ; question of original 

 habitat of, 500. 



Phylloxera vitifoliae (Grape Phyllo- 

 xera), in U.S.A., 239. 



Phy sails, mites on, in India, 236. 



Physalis heterophylla, mosaic disease 

 transmitted to tomato from, in 

 U.S.A., 442. 



Physalis minima, Lencinodes orbo- 

 nalis on, in South Africa, 400. 



Physalis peruviana (Cape Goose- 

 berry), Lencinodes orbonalis on, in 

 South Africa, 400 ; mites on, in 

 India, 236. 



Physalis subglabrata, mosaic disease 

 transmitted to tomato from, in 

 U.S.A., 442. 



Physalis virginiana, mosaic disease 

 transmitted to tomato from, in 

 U.S.A., 442. 



Physapus robustus (see Kahothrips 

 pisivora) . 



Physohermes coryli (see Eulecanium) . 



Physokermes graniformis, sp. n., on 

 Abies pectinata in Alsace-Lorraine, 

 394. 



Physothrips skottsbergi, sp. n., in 

 Pacific Islands, 345. 



Phy talus smithi (see Lachno sterna). 



Phytodiaetus capiiae, parasite of 

 Homona menciana in Formosa, 

 292. 



Phytodiaetus coryphaeus, parasite of 

 Tortrix viridana, 238. 



Phytodiaetus polyzonius, parasite of 

 Tortrix viridana, 238. 



Phytodiaetus segmentator, parasite of 

 Loxostege sticticalis in Czecho- 

 slovakia, 473. 



Phytometra, methods of fumigating 

 tobacco leaf against, in Sumatra, 

 344. 



Phytometra brassicae (Cabbage 

 Looper), parasitised by Micro- 

 plitis brassicae in North America, 

 551 ; measures against, in U.S.A., 

 311, 560. 



Phytometra chalcites (Maize Looper 

 Caterpillar), bionomics of, on 

 tomato in Morocco, 426 ; food- 

 plants of, in New Zealand, 29, 

 468 ; on tobacco in Pliilippines, 81 . 



Phytometra gamma, on flax and 

 hemp in Germany, 18 ; on flax in 

 Ireland, 590. 



Phytometra orichalcea, on flax in 

 Kenya Colony, 320 . 



Phytometra signata, on tobacco in 

 butch East Indies, 81, 108, 376, 

 553 ; measures against, 553. 



Phytomyza affinis, on chrysanthe- 

 mum in Denmark, 62. 



Phytomyza angelicae, bionomics of, 

 on Angelica campestris in British 

 Isles, 440. 



phytonomi, Aenoplegimorpha (see 

 Hemiteles micator). 



Phytonomus [seeHypera). 



Phytonomus posticus (see Hypera 

 variabilis) . 



Phytophaga destructor (see Maye- 

 iiola) . 



Phytophaga violicola (see Contarinia) . 



Phytophthora meadii, on rubber in 

 India, 476. 



Phytoptipalpus transitans, sp. n., in 

 galls on Zizyphus jitjnba in India, 

 354. 



Phytoptochetus, notice of new species 

 of, in Java, 273. 



Phytopius (see Eriophyes) . 



Phytorus dilatatus, food-plants of, 

 in Dutch East Indies, 176, 376, 

 581. 



Piazurus papayanus, sp. n., on 

 papaw in Brazil, 391. 



Picea ajanensis, Dendrolimus sakha- 

 linensis in, in Sakhalin, 488. 



