596 



INDEX. 



Cnethocanipa pityocampa, bacterial 

 and fungus diseases of, in France, 

 270, 385, 425 ; on pine in Italy, 

 157 ; control of, in forests in 

 Spain, 90. 



Cnethocampa processionea, out- 

 break of, on Qiiercus siiber in 

 Morocco, 500. 



Cnicus arvensis, Aphis cardui on, 

 in Britain, 542. 



Coal-oil, against grasshoppers and 

 locusts, 510, 532; and sand, 

 against Psila rosae, 337. 



Coal -oil Emulsion, for destroying- 

 ants, 458. 



Coal-tar, against locusts, 465 ; for 

 barriers against Nysiiis vinitor, 

 120; for protecting trees from 

 insects, 53, 90, 125, 248, 270, 476 ; 

 Brunolinum prepared from, 288 ; 

 in formula for adhesive bands, 89. 



Coal-tar Emulsion, for destroying- 

 ants, 458. 



coarctata, Hylemyia. 



coar datum, Platysoma. 



coarctatus, Dermesies. 



Coast Live Oak (see Quercus agrl- 

 folia). 



coccidivora, Laetilia {Dakruma). 



Coccinella bipunctaia (see Adalia). 



Coccinella novemnotata, predaceous 

 on Apliids in Canada and U.S.A., 

 28, 175. 



Coccinella quinquepunctata, pre> 

 daceous on PJiorodon humuli 

 in Germany, 159. 



Coccinella sanguinea, predaceous 

 on Aphids in Canada and U.S.A., 

 28, 175. 



Coccinella transversoguitata, pre- 

 daceous on Myzus eerasi in 

 Canada, 28. 



Coccinella trifaseiaia, predaceous 

 on Aphids in Canada and U.S.A., 

 28, 36, 175. 



coccineus, Aspidiotus (see Cliry- 

 somphalus aurantii). 



cocciphaga, Euhlemma (Thal- 

 pocJiares). 



coccivorella, Blastobasis. 



Coccobacilli, causing disease in 

 cockchafers and Lepidoptera m 

 France, 217, 397. 



Coccobacillus acridiorum, experi- 

 ments with, against locusts in 

 Italy, 87, 89. 



Coccodiplosis, attacking Pseudo- 

 coccus in India, 133. 



Coccodiplosis pseudococci, gen. et 

 sp. n., natural enemy of scale- 

 insects in Java, 233. 



Coccophagus lecanii, parasite of 

 Coccus hesperidum in Florida, 1 9. 



Coccophagus tristis, parasite of 

 Aleurodesbergi in Queensland, 536 



coccophagus, Tydeus. 



Coccotorus scutellaris (Plum Gouger), 

 on plums and sand cherries in 

 S.' Dakota, 183, 316. 



Coccus, non-resistant to ether, 115. 



Coccus acutissimus, on coconuts in 

 the Far East, 14. 



Coccus citricola (Grey Scale), on 

 citrus in California, 237, 267. 



Coccus colemani, measures against, 

 on coffee in S. India, 505. 



Coccus confusus capensis (see 

 Dactylopius). 



Coccus confusus indieus (see Dacty- 

 lopius). 



Coccus discrepans, on tea in Uganda, 

 260. 



Coccus hesperidum (Soft Brown 

 Scale), 276 ; parasitised by 

 Aphycus alberti in Hawaii, 437 ; 

 on lemon in Italy, 157 ; in 

 Portugal, 6 ; bionomics and 

 control of, in U.S.A., 19, 411 ; 

 intercepted on citrus, etc., in 

 U.S.A., 62, 199, 339, 361, 504. 



Coccus lonqulus, intercepted on 

 betel in ' Cahfornia, 199, 238, 

 361, 427, 503 ; parasitised Ijy 

 Aphycus albertiin Hawaii, 437 ; on 

 Oliricidiamaculatain Uganda, 260 



Coccus mangiferae, infested with 

 Cephalosporium lecanii in Cuba, 

 349. 



Coccus racemosus (see Physokermes 

 piceae). 



Coccus viridis (Green Scale, Green 

 Bug), on limes in Antigua, 512 ; 

 measures against, on coffee in 

 Ceylon, 83 ; on coffee and cacao 

 in Br. Guiana, 311 ; parasites 

 of, in Hawaii, 437 ; bionomics 

 and control of, on coffee in 

 S. India, 402, 505 ; Plagiolepis 

 longipes associated with, in Dutch 

 E. Indies, 389; fvmgi introduced 

 into Seychelles against, 483. 



Cochineal Insect (see Dactylopius 

 confusus). 



cochleariae, Phaedon. 



Cockchafers, measures against, in 

 orchards in Assam, 508 ; (see 

 Melolontha). 



coclcerelli, Homalotylus ; Paratriosa. 



Cockroaches, measures against, in 

 houses in Canada, 230 ; establish- 

 ment of Dolichurus stantoni 

 against, in Hawaii, 412 ; inter- 

 cepted in packing of orchids in 

 Porto Eico, 514 ; destroyed by 

 mongoose in Trinidad, 269 ; zinc 

 phosphide against, 536. 



Cocoa, in formula for bait for 

 cockroaches, 230; Corcyra 

 cephalonica infesting, in U.S.A., 

 428 ; (see Cacao). 



