766 



INDEX. 



Xylocopa varipuncta, bionomics of, 



in U.S.A., 139. 

 Xylol, in emulsions against Erio- 



soma Inn gerum, 395 ; an ingre- 

 dient of yel-ros for dipping plants 



against mites, 508. 

 Xylomyges siinia, on vegetables in 



Porto Rico, 312. 

 Xylopertha castanoptera, boring in 



cacao in Fiji, 226. 

 Xylopertha lifuana, boring in cacao, 



in Fiji, 226. 

 xylostei, Prociphilus. 

 Xyloterus lineatus, in conifers in 



Russia and Siberia, 513, 514. 

 XyloteruH signatus, in alders in 



Russia, 513 ; in Betula verrucosa 



in Siberia, 514. 

 Xylotrechus quadripes, bionomics of, 



in cotfee in India, 125. 

 Xylotrupes gideon, food-plants of, 



in Dutch E. Indies, 54, 418 ; on 



coconut in Malaya, 521. 

 Xylotrupes nimrod (see X. gideon). 

 Xystroeera globosa, destroying 



Albizzio lebbek in Egypt, 293. 

 Xystus brassicae, parasite of Aphids 



in AVashington, 412. 



Yam, Aspidiotus destructor on, in 



Nigeria, 112 ; pests of, in West 



Indies, 109, 124, 567. 

 Yam Scale (see Aspidiotus hartii). 

 Yellow Aphis of Sugar-cane (see 



Sipha flava). 

 Yellow Bear Caterpillar (see Dia- 



crisia virginica). 

 Yellow-headed Coffee-borer (see 



Nitocris princeps). 

 Yellow-headed Cutworm (see Para- 



stichtis arctica). 

 Yellow-necked Apple Caterpillar 



(see Datana ministra). 

 Yellow -tailed Tachina Fly (see 



Goniomima unifasciata). 

 Yellow Tea Mite (see Tarso-nemus 



translueens). 

 Yellow Wood, not attacked by 



Aspidiotus perniciosus in Illinois, 



62. 

 Yel-ro3, for dipping plants with, 



against mites, 508. 

 Ypophaemyia malacosomae, sp. n., 



parasite of Malacosoma americana 



in America, 9. 

 ypsilon, Agrotis. 



zabriskei, Aprosthena. 

 zf^hrysa, Gmcilaria. 



Zagrammosoma flavolineatum, para- 

 site of Phthorimaea opereulella in 

 California, 433. 



Zaniia spiralis, Pseudococcus zamiae 

 on, in Australia, 162. 



zamiae, Pseudococcus (Dactylopius). 



Zanzibar, new scale-insects from, 

 456. 



Zaratha, Omphalomyia thymus, 

 secondary parasite of, in Java, 

 130. 



Zea mays (see Maize). 



zeaeolella, Diatraea. 



zeae, Cirphis (Leucania) ; Spheno- 

 phorus. 



zeaella. Tinea (see Borkhausenia 

 minutella). 



zealandica, Odontria. 



zebra, Prosopocoelus. 



zebratus, Aphycus (Metaphycus). 



Zelus longipes, predaceous on Gory- 

 thaica monaeha in Porto Rico, 560. 



Zelus rubidus, predaceous on Steno- 

 cranus saceharivorus in Jamaica, 

 429 ; predaceous on Corythaica 

 monaeha in Porto Rico, 560. 



zephyria, Bhagoletis (ses B. pomo- 

 nella). 



Zeuzera, 512. 



Zeuzera aesculi (see Z. pyrina). 



Zeuzera coffeae, on tea and coffee 

 in India and Ceylon, 51, 439, 497, 

 520; on coffee in Dutch E. 

 Indies, 443. 



Zeuzera pyrina, control of, on 

 fruit-trees in France, 351, 373 ; 

 on apple in Italy, 180 ; control 

 of, in orchards in Russia, 29, 250 ; 

 imported into U.S.A. on apple 

 from France, 219. 



Zicca taeniola, on tomatoes in 

 Jamaica, 431. 



Zicrona coerulea, predaceous on 

 Haltica ampelophaga in France, 

 41, 430. 



zimmermanni, Calosoma ; Pini- 

 pestis. 



Zinc Arsenate, use of, prohibited 

 in France, 83. 



Zinc Arssnite, against Cassida palli- 

 dula, 11 ; spraying with, against 

 Empria fraqaria, 142; in formula 

 against Hypera variabilis, 1 ; 

 spraying with, and lime against 

 Laphygma frugiperda, 175 ; in 

 sprays for vegetable pests, 306, 

 307. 



Zinc Oxide, and sodium arsenate 

 in bait for locusts, 92 ; in 

 varnish against Eriosoma lani- 

 gerum, 139 ; in sprays against 

 locusts, 197. 

 zinckenella, Etiella. 

 Zinokenia fascialis, on beet in 

 Florida, 305. 



