GENERAL INDEX. 



145 



■Woodpecker, downy, feeding on codling worm, note 

 en, III, 34S. 



golden-winged, destroying the white gruli, II, 



195. 

 hairy, feeding on parsnip webworni, V, 107. 

 injuring wood. Til, 146. 

 red cockatoo, enemy of boll worm, V, 242. 

 vs. tussock moth. III, 295. 

 Woodwork, damageil by Dermestes, III, 344. 

 Woolly aphis or apple-louse, French remedy against, 

 I, 89. 



destroyed l)y English sparrow, I, 156. 

 resin wash against, II, 276. 

 Boot against, II, 290. 

 in Australia, II, 336. 

 in Oregon bulletin, ref., Ill, 256. 

 in Washington bulletin, ref., YI, 2. 

 in Idaho, m., YII, 202. 



root aphis or plant-louse. {See Schizo- 

 neura lanigera.) 

 bear, yellow, eating muskmelons, II, 382. 

 blight, in Tasmania, VI, 12. 

 Wren, destroying tent caterpillars, Y, 266. 



X. 



Xanthippus zapotecus, in New Mexico, YI, 31. 

 Xanthium trypeta, article on. III, 312. 

 Xantholinus cephalus, probable enemy of potato 



scab gnat, YII, 147. 

 Xanthonia, remarks on genus. III, 492. 

 Xenos, habits of, Y, 133. 



Xestobium tesselatum=:X. rufovillosum, YII, 419. 

 Xiphidium ensiforum, oviposition and embryonic 

 development of, II, 222-225. 



embryology of, ref., Y, 352. 

 longicaudum, not described, lA', 393. 

 ovipositing in pith of twigs, II, 224. 

 Xiphidria, camelus, parasite of, I, 169. 

 *' X. 0. dust, " as an insecticide, III, 3G1 ; Y, 73. 

 Xyleborus affinis, in forestry building, YI, 227. 

 Ciflatus, properly Tomicus, A'l, 261. 

 dispar, injury in England, II, 145, 337. 

 larval habits of, II, 279. 

 boring in Liriodendron, III, 41. 

 injuring fruit trees, Y, 17. 

 injuring grape-vines, YII, 385. 

 fuscatus, in cypress and poplar, III, 86. 



in walnut. III, 87. 

 males of, rev., Y, 134. 

 niorigerus n.sp., descr., YI, 264. 

 perforans, relation of cane disease to, Y, 51. 

 notes on, V, 277 ; VI, 198, 262, 337, 380. 

 = (?) Xyleborus pubescens, YII, 148. 

 piceus, on sugar cane in West Indies, IV, 342. 

 incorrectly referred to as pubescens, V, 51. 

 pubescens, in walnut. III, 87. 

 in orange bark. III, 167. 

 on sugar cane, IV, 402. 

 on poplar, YII, 148. 

 pyri = X. dispar, II, 279 ; YII, 419. 

 sparsus = Pityophthorus sparsus, IV, 132. 

 tachygraphus, in Liriodendron, III, 41. 

 Xyletinus peltatus, on yellow iioplar, YII, 150. 



injuring furniture, VII, 419. 



Xylocopa, dead from unknown cause, III, 87. 



Jlonodontomerus parasitic on, V, 141. 



Xylomiges, revision of, ref., Y, 14; i. 



Xylonomus rileyi, taken on W;i.<hingtou Monument, 



II, l;i7. 

 Xylopliasia, revision of, notice, IV, 155. 

 Xyloryctes satyrus, living on grass roots, VII, 358. 

 Xylota, larviv living in flowing sap of tree.s, m., 1,5. 

 Xyloterus bivittatus, injuring spruce, ref.. Ill, 435. 



= X. lineatus, VII, 419. 

 politus, in Acer, III, S7. 

 Xylotrechus uauticns, on Quercus agrifolia, lY, 262. 



biological notes on, Y, 34, 35. 

 Xysticus gulosus, eating Diabrotica, II, 74. 



Yeast cakes, infested by beetles, I, 284. 

 Yellow bark-louse, on tea plant in Ceylon, II, 193. 

 -fever fly, transmitter of contagion, m.,Y, 210. 



in Jamaica, r f., VI, 273. 

 jackets, injury caused by sting of, IV, 1.59. 

 scale, resin wash against, note on. III, 421. 

 parasite of = Encarsia, m., l\, 168. 

 introduced from Japan, V, 281. 

 in Louisiana bull., ref., VI, 2. 

 -spotted sawfly, art., I, 33-37. 

 Yuccaborus, food habits of, I, 199. 



synopsis of, ref., Y, 279. 

 Yucca insectsand Yucca pollination, art., V, 300-3b). 

 moth. (See Pronuba and Prodo.xus.) 



Zachresta dimidiata n. sp., descr., VII, 243. 

 Zaglyptus kincaidii u. s j., descr., VI, 260. 

 Zaitha fluniinea, devoiiring aquatic animals, II, 201. 

 Zaucloguatha minimalis, on dead leaves, IV, 111. 



= Hermia protumnosalis, lY, 228. 

 Zarhipus, light-i)rodncing larva of, m.. Ill, 320. 

 Zatypota sp., jjarasitic on Chrisso sp., VII, 279. 

 Zebra caterpillar, on cauliflower, m.. Ill, 338. 



in Ohio, ref., IV, 2. 



in Canada, V, 02. 



food-plants of, Y, 125, 287. 



on Pacific coast, V, 287. 



parasitized by Telenomus n. sp., \, 289. 



parasitized by Trichogrammapretiosa,V, 289. 

 Zele atriceps, parasitic on Coleophora sp.. Ill, 59. 



nigricei)-!, i^arasitic on Cranibus zeellus, III, .59. 

 Zelus bilobus eggs, Iladronotus leptocorisa» bred 



from, IV, 124. 

 Zeiizera a?sculi = Z. pyrina, VII, 138. 



cofrea>, injuring tea-i)lant, 1, 293; II, 193. 

 pyrina, affecting elms, II, 290. 



Smith's article on, II, 380. 



in New York City, IV, 61; VII, 130. 



injuring maple, IV, 77-78; VI, 377. 



ravages of, in Brooklyn, art., IV, 317. 



trees affected by, IV, 319. 



not abundant in Europe, V, 204. 



article on, VII, 138-140. 



remedies against, YII, 139. 

 (.See also Leopard moth.) 

 Zomonia, new insecticide, mm.. Ill, 272. 

 Zonitis mutica, on history of. III, 3. 

 Zoology, economic, compendium of, rev., lY, 149. 

 Zyga^na minor, jihajism in, V, 61. 

 ZygfEnida,', stridulation of, II, 14. 

 Zygops, synopsis of, ref,, V, 279. 



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