IXDEX. 



63< 



£55, 531, 536 ; Ijionomics and 

 control of. on vines in Germany, 

 58, 97 ; Inononiies and control of, 

 in Italy. 31, 32, 44, 160, 180, 342, 

 389, 485 ; control of, in Switzer- 

 land. 113, 191, 373; hot water 

 treatment against, 44 ; regula- 

 tions restrictina' the use of 

 arsenicals against, in France, 83. 



Ch/itis oreuaiiif'. infesting oaks in 

 Germany, 534. 



^,-nigr>o)i, Agroii>< (Xoetna). 



Cneorh in us plagiatus {geminatiis), 

 control of. on asparagus in 

 Holland. 234. 



Cnefhocanipa piniront, parasitised 

 bv Pinipla inrrsiirjcJor in France, 

 235. 



Cneihoeampa processioned, control 

 of, on pines in Spain, 45 ; para- 

 sitised by Pimpla inrestigator in 

 France, 235. 



Coal Oil, in formula against scale- 

 insects, 149. 



Coal Tar, against Thrips tabaci, 108; 

 treatment of vines with, against 

 Leucoieiincs, 147. 



Coal Tar Oil, in formula for treating 

 vine stocks. 135 ; an ingredient 

 of banding material. 212. 



Coal Tar Waste, experiments with, 

 against Charaeas graminis, 479. 



Coal Tar Water, in spray against 

 wood-borers. 435. 



coarciaUt, llylernyin (Leptohylemyia). 



coorctat us, Faradesm us. 



•Coccidae (see Scale-insects). 



Coccidoxenus eoelops, sp. n., parasite 

 of Ceroplastes ruiUeti in W. 

 Africa, 165. 



Coccidoxenwi disiinguendus, sp. n., 

 parasite of Lecanium in Gold 

 Coast, 456. 



Coecidoxenus obscuratus, sp. n. , 

 l)arasite of Lecanium somereni 

 in W. Africa, 165. 



cocciferata, EupitTiecia (see E. abhre- 

 viala). 



CoccineIJa novemnot(da, predaceous 

 on Aphids in Canada, 333, 548 ; 

 predaceous on Aphids and mites 

 in U.S.A., 131, 243, 308. 



CoccineIJa punciata. effective against 

 vine moths in Italy, 32. 



<CoccineJla sanguinea, predaceous on 

 3Iacrosip]nn)i granarimn in 

 U.S.A., 131. 



CoccineUa sepiempunctata, preda- 

 ceous on Aphids in Russia, 91. 



CoccineIJa. tntnsversoguttaia, preda- 

 ceous on Aphids in Canada, 333 ; 

 predaceous on A])his pseudo- 

 brassicae in Connecticut, 308. 



CoccineJJo irifcsciata, predaceous 

 on Aphids in Canada, 333. 



Coccinellidae, svnopsis of larvae of, 

 167. 



coccisugus. Hemisarcopies. 



CoccobaciJJus, effect of, on cock- 

 chafers and other insects in 

 France, 161. 



CoccobaciJJus acridioruni, 134 ; 

 experiments with, in control of 

 locusts in Argentina, 133, 506 ; 

 use of, against Schistocerca pere- 

 grina in Algeria and Morocco, 98, 

 99, 133, 483 ; experiments with, 

 against lociists in Canada. 246, 

 247 ; ineffective against locusts 

 in Egypt, 113 ; exj)eriments with, 

 against locusts and crickets in 

 Russia and Turkestan, 195, 251 ; 

 suggested experiments with, 

 against locusts in Veneziu4a, 192 ; 

 effect of climatic conditions on, 

 113, 506 ; review of use of, 

 against locusts, 317. 



CoccoJobis urifera (Sea Grape), 

 Ctenodacliilomyia watsoni on, in 

 U.S.A., 162. 



Coccophe.gus, parasite of Coccus 

 riridis in Java, 276. 



Coccophagus acanthosceJes, sp. n., 

 parasite of Lecanium in Singa- 

 por(\ 4. 



Cocco})li(igus (ileurodici, sp. n., para- 

 site of Aleurodicus in Trinidad, 

 37. 



Coccophagus bogoriensis, parasite of 

 Coccus viridis in Java, 143, 276. 



Coccophagus cinguJirentris, parasite 

 of Eujeccnium corni in U.S.A., 

 10, 526. 



Coccopliagus coniperei, parasite of 

 Stictococcus gou'iJeyi in Uganda. 

 118. 



Coccophagus cJeaphiJus, in the Sey- 

 chelles, 320. 



Coccophagus flaroscuteJJum, parasite 

 of Coccus citricoJa in U.S.A.. 409. 



Coccophagus jarae, sp. n., parasite 

 of Coccus riridis in Java, 130. 



Coccophagus jarensis, sp. n., para- 

 site of Pseudococcus in Java, 130. 



Coccophagus Jecanii, parasite of 

 scale-insects in U.S.A., 409, 526. 



Coccophagus JunnJatus, parasite of 

 Coccus spp. in U.S.A., 409. 



Coccophagus perflavus, parasite of 

 EuJecanium corni in U.S.A., 526. 



coccorum , Pach yn e u ron . 



Coccotaurus prunicida (Plum Gou- 

 ger), bionomics and control of, 

 on plums in Colorado, 446. 



Coccus, intercepted on Hibiscus 

 and oleander in California, 12. 



Coccus africanus, control of, on 

 coffee in East Africa and Uganda, 

 111, 118, 359. 



Coccus cadi (see DaclyJopius coccus). 



