INDEX. 



691 



products in Germany, 275, 425 ; 

 bionomics and control of, in 

 Hawaii, 430, 431 ; in Italy, 

 142, 334 ; in stored rice in Japan, 

 143 ; in Russia, 104, 107 ; 

 measures against, in stored 

 cereals, etc., in U.S.A., 215, 241 ; 

 value of chloropicrin against, 

 334 ; vacuum fumigation against, 

 507. 



Plum, Phryneta spinator on, in 

 South Africa, 69 ; pests of, in 

 Australia, 156, 157, 410 ; pests of, 

 in Britain, 58, 528 ; pests of, 

 in Canada, 1, 33 ; pests of, in 

 France, 260, 370 ; pests of. in 

 Germany 288, 359 ; Cydia molesta 

 ovipositing on, in Korea, 143 ; 

 pests of, in New Zealand, 344 ; 

 Tortrix heparana on, in Russia, 

 107 ; Hyponomeuta padellus on, 

 in Spain, 367 ; pests of, in U.S.A., 

 43, 95, 217, 234, 387, 505 ; pests 

 intercepted on, in U.S.A., 307, 

 319. 



Plum Aphis, JMealy (see Hyalopterus 

 arundinis) . 



Plum Curculio (see Conotrachelus 

 nenuphar). 



Plumbago, new scale-insect on, 

 in Uganda, 119. 



Pliisia (see Phytometra). 



Plusia gutta (see Phytometra confusa) . 



Phttella cruciferarmn (see P. maculi- 

 pennis) . 



P!u*ellamaculipennis{Dmmond-hack 

 Moth), on cabbage in Ceylon, 

 521 ; on cabbage in Queensland, 

 156 ; in Russia, 104 ; on vege- 

 tables in South Dakota, 386. 



plutonella, Tosca. 



pluvialis, Malacosoma. 



Poa douglasi, new Coccid on, in 

 California, 187. 



Poa pratensis (Bluegrass), Oscinella 

 frit in, in North America, 183 ; 

 pests of, in Ohio, 129, 463. 



poae, Harmoliia. 



Podalgus humilis, bionomics and 

 control of, on sugar-cane in 

 Brazil, 290-292. 



Podapolipus berlesei, natural enemy 

 of Schistocerca paranensis in 

 Argentina, 475. 



Podistis maciiliventris, predaceous 

 on Popillia japonica in New 

 Jersey, 374. 



Podisus modestus, in U.S.A., 529. 



podocarpi, Neophyllaphis. 



Podocarpir^ macrophylla, bionomics 

 of new Aphid on, in Japan, 151. 

 (3202) 



Podops vermiciilata, on rice in Dutch 

 East Indies, 495. 



Podosphaera leucotricha, apple 

 powdery mildew caused by, in 

 U.S.A., 413. 



Poecilocoris hardwicki (Seed-bug of 

 Tea), attacking tea-seed in India, 

 453 ; bionomics and control of, 

 in Dutch East Indies, 330, 453. 



Poecilocoris latus, attacking tea- 

 ,seed in India, 453. 



poecilodes, Sclerodermus. 



Poeciloscytus cognatus, on beet in 

 Russia, 104. 



Pocmenia, notice of key to species of, 

 417. 



Pogonochaerns mixtus, in conifers in 

 U.S.A., 34, 127. 



Poind ana regia (Flamboyant), 

 unidentified Psychid on, in 

 Guadeloupe, 298. 



Polia oleracea (Glasshouse Tomato 

 Moth), in Austria, 261 ; bionomics 

 and control of, in Britain, 61, 

 518 ; on apples in Russia, 105 . 



Polia persicariae, in Austria, 261 ; 

 in Russia, 105. 



Polia pisi, in Austria 261. 



Polia siiasa. in Russia, 105. 



Poliaspis gaultheriae, sp. n., on 

 Gaiilthcria spp. in Britain, 343. 



poligraphus, Polygraphits . 



Polistes, predaceous on Eriocampa 

 mitsukurii in Japan, 143 ; ab- 

 sence of, in Tortola since 1916, 35. 



Polistes hebraeus, predaceous on 

 Levuana iridesccns in Fiji, 297. 



Polistes macaensis, bionomics of, in 

 Fiji, 27. 



Polistes tasmanicus, a beneficial 

 insect in New Zealand, 63. 



politus, Diostrombus. 



Pollu Beetle on pepper in Madras, 

 130. 



Polycaon confertus (Olive Twig 

 Borer), bionomics of, in U.S.A., 

 91,462. 



Polycaon stoutii, food-plants of, in 

 California, 463. 



polychloros, Vanessa. 



Polychrosis botrana (Vine Moth) bio 

 nomics and control of, in Austria, 

 276, 353 ; measures against, in 

 France, 38, 368, 369, 374, 395, 

 478, 496 ; measures against, in 

 Germany, 269, 356, 522 ; on 

 vine in Italy, 142 ; measures 

 against, in Luxemburg, 223, 224 ; 

 not present in Tunis, 450, 452 ; 

 effect of utilisation of beneficial 

 fungi and insects against, 356, 

 368. 



