14S 



Index. 



flatensis on, in Argentina, 315 ; 

 pests of, and their control in 

 Britain, 41, 279; pests of, in 

 Canada, 122, 361, 364; Chjtus 

 j)ilosns on, in France. 318; 

 pests of, in Italy, 144; new 

 Aphid on, in Japan, 548 ; Eicho- 

 chaitophoms himalayensis on, in 

 Lahore, 473 ; pests of, in Sweden, 

 147, 148, 149, 150; pests of, in 

 U.S.A., 21, 34, 205, 241, 242, 389, 

 397, 417, 422, 457, 528, 552, 555. 



Willow, Black (see Salix nigra). 



Willow Beetle (see Phyllodecia 

 vidgaiissima). 



Willow Hornet Clear wing (see 

 Trochilium bemheciforme). 



WMUow Weevil (see Cryptorrhynchns 

 lapaihi). 



Willow W^ood Midge (see Rhobdo- 

 pliaga snliciperda). 



wUsoni, Platyptm. 



Wilt Disease, in gipsy and brown 

 tail caterpillars in Maine, 178. 



Wind, effect of, on distribiition of 

 insects and plant diseases, 225, 

 252, 271, 303, 311, 322. 



Winter Moth (see Cliehnatobia 

 brumaia). 



Wirewornis, bionomics of, in Bri- 

 tain, 58, 134, 425, 426, 435, 509 ; 

 on cereals in Norway, 284 ; on 

 potatoes in U.S.A.,' 307, 371 ; 

 measures against, on maize in 

 New South "^Wales, 336; Ehodea 

 confused with, 307 ; (see Agriotes 

 etc.). 



Wisconsin, bionomics of Lachno- 

 sterna in, 544, 555 ; miscella- 

 neous insect pests in, 555 ; biono- 

 mics and control of Pieris rapae 

 on cabbages in, 201. 



Wistaria, Aulacaspis pcniagona in- 

 tercepted on, in 8. Africa, 358; 

 Chionaspis intercei)ted on, in 

 California, 294 ; Epargyretis 

 tityrns on, in New York, 451. 



Witch-hazel (see Hamamelis vir- 

 giniana). 



icoebtriana, Enarmonia. 



xcog^nmi, Aleurocanthus. 



Wohljahrtia brunnipalpis (Locust 

 Fly), parasite of Loeusta parda- 

 lina in S. Africa, 359. 



wohiana, Albinia (see Cryptoblabes 

 gnidiella). 



itoodi, Ocnerioxa. 



Wood-lice, injurious to plants in 

 Quebec, 63 ; (see Oniscus). 



Woodpeckers, destroying noxious 

 insects, 8, 84, 308, 4-78," 510, 529 ; 

 importance of protection of, in 

 Britain, 510; importance of, 

 in relation to cacao, in Jamaica, 

 529. 



^Voodpigeon, injurious in Britain, 



510. 

 Woody Nightshade (see Solamim 



dulcamara). 

 Woollen Goods, damaged by Tineo- 



la hiselliella in New York, 48. 

 Woolly Apple Aphis (see Eriosoma 



lanigermn). 

 Woolly Pear Aj)his (see Eriosoma 



pyricola). 

 Woolly Pyrol Moth (see Thermesia 



gcmmatalis). 

 Woolly Thorn Aphis (see Proci- 



philiis eorrngatus). 

 Woolly Whitelly (see Aleurothrixus 



hoivardi). 

 Wren, a beneficial bird in Britain, 



478. 

 WrighUa tindoria, food -plant of 



Coccus colemani in Mysore, 322. 

 Wryneck,, a beneficial bird in 



Britain, 478. 



xanthocephala, Clastopiera. 

 xanthogastrella, Scirpoph aga. 

 Xantlwgramma divis^a, iiredaceoiis 



on Aphids in Maine, 241. 

 xanthomelaena, Oaleruca (sec Qaleru- 



cella luteola). 

 xanthome} aenae, Tetraslichus. 

 Xanihorhoe praejeciata, bionomics 



of, on Phormium lenax in New 



Zealand, 535. 

 Xanthospilapteryx syringella (see 



Gracilaria). 

 xarithost igma, Apantelcs. 

 xanthoslomiis, Syrphus. 

 Xcstobium iessellahim, measures 



against, in furniture in Britain, 



160. 

 Xiphidium fasciatum, predaccous 



on Tomaspis saccharina in Gre- 

 nada, 333. 

 Xiphydria, parasitised by Pristau- 



lacus pafrali in France, 318. 

 Xisiicus lanio, picdaceons on Coe- 



liodes ruber in Italy, 78. 

 Xyleborinus pecanis (Pecan Ambro- 



vsia Beetle), on pecan in U.S.A., 



228. 

 Xyloborus, boring in cacao twigs 



in Grenada. 33 ; in Shorea 



rohusla in India, 522. 

 Xyleboriis coffeae, 447 ; in tea in 



Ceylon, 315. 

 Xyleborus compactus, in coffee in 



Ceylon, 539. 

 Xyleborus confusus, in Barbados, 



394. 

 Xyleborus {Anisandrus) dispar, in 



apple in Italy, 143; in orchards 



in Norway, 285 ; in Sweden, 147 ; 



