670 



INDEX. 



201, 237, 238, 290, 313, 315. 326, 

 335, 336, 337, 338, 372, 373, 374, 

 406, 407, 435, 436, 542, 575 ; 

 Nematodes in, 543 ; effect of 

 hydrocyanic acid gas on germina- 

 tion of, 139 ; (see wheat, maize, 

 etc.). 



Cereals (Stored), pests of, in Britain, 

 10, 161, 417, 558; pests inter- 

 cepted in, in California, 514 ; 

 pests of, in Canada, 83, 161, 162 ; 

 pests of, in Denmark, 193, 363 ; 

 notice of pests of, and their con- 

 trol in France, 41 ; pests of, in 

 Germany, 139, 252 ; pests of, in 

 India, 78, 211, 272 ; pests of, in 

 Mexico, 366 ; pests of, in U.S.A., 

 82, 111, 222, 239, 284, 314, 375; 

 pests of, in Virgin Islands, 431. 



Ceresa basalis, on willow and golden - 

 rod in British Cokmibia, 179. 



Ceresa hnbalus (Buffalo Tree-hopper), 

 on fruit-trees in British Columbia, 

 179 ; food-plants of, in U.S.A., 

 239, 247. 



Ceresa iiituliis var. minor, not trans- 

 mitting mosaic disease of sugar- 

 cane in Trinidad, 615. 



cerifera, Tonmeyella. 



ceriferus, Ceroplastes. 



Cerocephala cornigera, parasite of 

 Gastrallus laevigatiis in France, 

 23. 



Cerocephala eccoptogastri, sp. n., in 

 Cyrenaica, 419. 



Cerocephala elcgans, parasite of 

 Calandra oryzae in U.S.A., 183. 



Cerococcus auranticiis, sp. n., on 

 Busaria spinosa in Australia, 

 564. 



Cerococcus pyriformis, sp. n., in 

 Australia, 564. 



Ceromasia inclusa, a monophagous 

 parasite, 62. 



Ceromasia sphenophori, partial suc- 

 cess of, against Rhabdocnemis 

 obsciira in Fiji, 596 ; in Hawaii, 

 1 50, 439 ; establishment of, in 

 Queensland, 89, 219, 531. 



Ceronema candata, sp. n., on Euca- 

 lyptus robitsta in Australia, 564. 



Ceroplastes, on avocado in Panama 

 Canal Zone, 304 ; notice of key 

 to Philippine species of, 207. 



Ceroplastes argentintts, sp. n., on 

 grasses in Argentina, 342. 



Ceroplastes ceriferus, imported into 

 Britain on Japanese maple, 599 ; 

 on tea in Formosa, 77. 



Ceroplastes cirripediforinis (Barnacle 

 Scale), on fruit-trees in California, 

 340, 381. 



Ceroplastes floridensis (Florida Wax 

 Scale), intercepted on pear in 

 California, 515 ; infested with 

 Aschersonia turbinata in Florida, 

 334 ; on tea in Formosa, 77. 



Ceroplastes floridensis var. japonicus, 

 n., imported into Britain on 

 Japanese maple, 599. 



Ceroplastes rubens, on tea in For- 

 mosa, 77 ; parasitised by Cocco- 

 phagus lecanii in Japan, 453 ; on 

 Acrostichum in Seychelles, 558. 



Ceroplastes rusci (Fig Scale), natural 

 enemies of, in France, 24 ; bio- 

 nomics and control of, in Italy, 

 7, 223 ; in Morocco, 57 ; experi- 

 ments with calcium polysulphides 

 against, 409. 



Ceroplastes sinensis, on citrus in 

 Italy and Sicil}% 343 ; in Morocco, 

 57. 



Ceroplastes zonatits (Wax Scale), on 

 wattle in South Africa, 529. 



Ceroplastodes cajani, on Tephrosia 

 Candida in Ceylon, 615. 



cervina, Those a. 



cervinata, Porina. 



Cerylon castaneiim, predacious on 

 bark-beetles in U.S.A., 356. 



Cesirum aciileata (Inkberry), not 

 attacked by Lema bilineata in 

 South Africa, 187. 



Cetonia aurata, on maize in France, 

 402. 



Cetonia hirtella, on vine in Italv, 

 223. 



Ceuthorrhynchus, in Russia, 348, 556. 



Ceuthorrhynchns assimilis, food- 

 plants of, in Denmark, 193, 363 ; 

 bionomics and control of, on rape 

 in Germany, 547, 548, 549, 605. 



Ceuthorrhynchus . contractus, in 

 Russia, 329, 556. 



Ceuthorrhynchus ervsimi, in Russia, 

 556. 



Ceuthorrhynchus macula-alba, on 

 Papaver somniferum in Crimea, 

 303 ; on Papaver in Germany, 

 277. 



Ceuthorrhynchus napi, in Germany, 

 64. 



Ceuthorrhynchus pervicax, in Russia, 

 556. 



Ceuthorrhynchus quadridens, on 

 vegetables in Denmark, 193 ; in 

 Germany, 547 ; bionomics of, in 

 Russia, 329, 555. 



Ceuthorrhynchus rapae, on cabbages 

 in Russia, 556. 



Ceuthorrhynchus riibsaameni, biono- 

 mics of, on rape in Germany, 547, 

 549. 



