INDEX. 



599 



Clytanthus varius, in forests in 



Lithuania, 420. 

 Clytanthus verbasci, on vines in 



France, 434. 

 Clytus (Plagionotus) arcuatits, con- 

 trol and natural enemies of, in 

 oak-logs in German}-, 266 ; in 

 elm in Russia, 106. 

 Clytus arietis, on vines in France, 

 433, 478. 



c-nigrum, Agrotis [Noctiia). 



Cnaphalocrocis medinalis, on rice in 

 Ceylon, 520 ; rice little damaged 

 by, in Cochin China, 451 ; on 

 rice in India, 473 ; on rice in 

 Tonkin, 402. 



Cnaphalodesstrobilobius{seeChermes). 



cnejus, Catoclirysops. 



Cneorrhiniis geminatus (see C. 

 plagiatus) . 



Cneovrhinus plagiatus, on cherry and 

 gooseberry in Germany, 426. 



Cnethocaynpa pinivora (Pine Proces- 

 sionar}'- Caterpillar), outbreak of, 

 in Prussia, 141. 



Cnethocampa pityocampa, in forests 

 in Austria, 471 ; on pine in Italv, 

 141, 216. 



Cnidocampa flavescens, spread of, 

 in Massachusetts, 310. 



Cnopus pinicola, sp. n., in India, 10. 



Coal-oil, in formula for spray against 

 scale-insects and Phylloxera, 212. 



Coal-tar, effect of, on underground 

 insects, 482. 



Coal-tar Creosote, for treating tim- 

 ber against termites, 242. 



coarctata, Hylemyia. 



cocci, Karschomyia. 



coccinea. Phylloxera. 



Coccinella, effect of hj-drocyanic- 

 acid gas on larva of, 426. 



Coccinella arcuata, introduced into 

 Hawaii against Aphids, 72. 



Coccinella nmnda, predaceous on 

 Aphids in U.S.A., 501. 



Coccinella repanda, introduced into 

 Hawaii against Aphids, 72. 



Coccinella septcmpiinctata, inter- 

 cepted on azaleas in Connecticut, 

 337 ; predaceous on other insects 

 in Germany, 246, 542. 



Coccinella transversoguttata, predace- 

 ous on Epilachna corrupta in 

 U.S.A., 119, 404. 



Coccinellidae, of Arctic Canada, 192. 



cocci phaga,Eubleynyna[ Thalpochares) . 



coccisugus, Hemisarcopies. 



Coccobacillus, effects of, on insects, 

 36, 163. 



Coccobacillus acridioruni, studies of, I 



in locusts in Tunis, 41 ; effect of, 

 on Galleria mellonella, 328. 

 Coccobacillus insectorum, sp. n. var. 

 tnalacosomae , n., effect of, on 

 Lepidopterous larvae in France, 

 421. 

 Coccoloba latifolia, food-plant of 

 Heliothrips haetnorrhoidalis in 

 Dutch Guiana, 537. 

 Coccophagus, introduction of, into 

 CaUfornia from AustraUa against 

 Saissefia oleae, 335 ; new species 

 of, parasitic on Kermes quercus 

 in U.S.A., 16. 

 Coccophagus howardi, hosts of, in 



Europe, 123. 

 Coccophagus scutatiis, parasite of 

 Kermes nigropunctatus in U.S.A., 

 IQ. 

 Coccophagus scutellaris, hosts of, in 



Europe, 123, 126. 

 coccophila, Microbracon . 

 coccornm, Pachvneuron. 

 Coccus, intercepted on Magnolia in 



California, 387. 

 Coccus betulae-albae , sjmonj-m of 



Eulecaniuin coryli, 127. 

 Coccus confusus indicus (see Dacty- 



lopius). 

 Coccus elongatus, intercepted in 

 Cahfornia, 114, 182, 240, 319, 

 387, 479, 480, 509 ; on laurel in 

 Italy, 142. 

 Coccus hesperidum, measures against, 

 in Algeria and South France, 

 450 ; in Australia, 156, 337 ; 

 on Acalypha in Britain, 343 ; 

 on cinchona in Dutch East 

 Indies, 329 ; on lemon in Italy, 

 142 ; an introduced pest in 

 Mauritius, 499 ; intercepted in 

 U.S.A., 13, 49, 114, 181, 337, 480. 

 Coccus longulus, intercepted on 

 betel in California, 49 ; food- 

 plants of, in Queensland, 156, 157. 

 Coccus mangifcrae, an introduced 

 pest in Mauritius, 499 ; scale- 

 insect allied to, on cotton in Porto 

 Rico, 303. 

 Coccus pruni, synonym of Eule- 



canium coryli, 127. 

 Coccus viridis, on tea in Cej-lon, 520 ; 

 bionomics and control of, in 

 Dutch Guiana, 439, 536 ; on 

 coffee in Dutch East Indies, 330, 

 406, 538 ; measures against, on 

 coffee in Reunion, 177 ; on cacao 

 in San Thome, 492 ; measures 

 against, in West Indies, 296, 471. 

 Cochin China, Lepidopterous rice 

 pests in, 451 ; Plocaederus obesus 

 in Eriodendro)i anfractuosuni in, 



