INDEX. 
453 
Willow. Enemies of the black walnut and, 2333. 
gall. Pod-like, 1170. 
galls, 46. 
of Cecidomyidse on, 46,197. 
Gracilaria. Purple, 2363. 
Willow. Insects affecting. 
Cecidomyia salicis-siliquee, 1170. 
Cecidomyidse, 46,197. 
Cimbex americana, 1380, 2291, 2333. 
laportei = C. americana. 
Clostera americana — Ichthyura inclusa. 
Coleopteron. 197. 
Dipteron, 197. 
Gracilaria, 2363. 
Hymenopteron, 197. 
Ichthyura inclusa, 856. 
Nematus ventralis, 907, 917,1211. 
Saperda, 2267. 
Tentliredinid®, 197. 
Teras, 2363. 
Yanessa antiopa, 907,1234,1609. 
Willow insects. White, 907. 
Teras, 2363. 
worm. Large, 1380. 
White, 917, 1121. 
worms. Gregarious, 856. 
Winged pests of the West, 2313. 
Phylloxera in California, 1895. 
Wire-worms, 224, 892,932,1030, 2238. 
Means against, 103. 
in potatoes, 846. 
Wits jump together. How great, 567. 
W-marked cut-worm, 1059, 2291. 
Wonder. Back-rolling, 1363. 
Wood-borers. Food habits of, 1902. 
Rearing, 1829. 
gall on white-oak, 733. 
lice on grape-vine roots, 1900. 
nymph. Beautiful, 1127,1363. 
Pearl, 1127,1301,1363. 
Woolly elm-tree louse, 1059. 
lice on the beech, 449. 
slug-like worm on apple, 796. 
Work in entomology, 202, 418. 
Three worms and their, 1504. 
Worker bees 1 Do toads eat, 544. 
Workers among hymenoptera, 311. 
Works ou North American microlepidoptera, 1975. 
World. Insect, 1466,1467. 
Worm. Apple, 1666. 
in apple, 177. 
Army, 11, 17, 120, 670, 876, 906,1127, 1442, 
1482,1551,1570,2119, 2239, 2267, 2269. 
on bark of walnut tree, 757., 
boring into cucumber, 808, 843. 
peach, 1182. 
in wheat-stalk, 1870. 
Canker, 86,172,1021,1066,1127,1363, 2012. 
in corn, 181. 
Cotton, 1127, 1363, 1649, 1702, 1719, 2077, 
2119, 2130, 2295. 
Currant, 877,1204. 
eating in green tomatoes, 734. 
Hundred legged, 219. 
infesting meal sacks, 1896. 
Worm. In joint of wheat, 1848. 
question, 909. 
and remedy. Strawberry, 1586. 
snake, 1662. 
Tobacco, 885, 2238. 
Tomato, 152,1059,1558,1661. 
An unknown, 986. 
Worms. Bee bread deveured*by, 1293. 
in cabbage, 1915. 
Clover, 83. 675, 948,1132. 
in cottonwood, 1459. 
Currant, 364, 882,1696. 
on Dutchman’s pipe, 1321. 
feeding ou hawthorn, 1051. 
in (lour and rye, 72. 
on horse-chestnut. Gregarious, 1192. 
How to free wells of, 1015. 
injuring wheat, 1875. 
in joint wheat, 1848. 
under mulch hay, 1161. 
in osage orange seed, 597. 
in potatoes. Wire, 846. 
in wells, 1015. 
Wire, 224, 892, 932,1030, 2238. 
and their work. Three, 1504. 
Worthlessness of the sparrow as an insect killer, 
2413. 
Wyckoff’s silk-industry in the United States (Re¬ 
view), 2268. 
Wyoming, Montana, etc., in 1881. Bruner, L. 
The Rocky Mountain locust in, 2267. 
Xauthoptera ridingsii n. sp., 1411 = Exyra riding 
sii. 
semicrocea, 1385,1390. 
Xiphidium, 118. 
Xyleborus caslatus, 2267. 
obesus, 1583. 
Packard, A. S. Development of, 2267. 
pyri, 2,149. 
Xyleutes robini® = Cossus robini®. 
Xylina cinerea n. sp., 1301 = Lithophane anten- 
nata. 
Xylocopa Carolina = X. virginica. 
virginica, 372,1111. 
Xyloryctes satyrus, 40, 471. 
Xylotrechus coloaus, 2267. 
Yama-mai silkworm, 1311. 
Year. Destructive insects of the, 2322. 
Entomological notes of the, 2235. 
'Insects of the, 2289, 2331. 
Is this a grasshopper, 1565. 
Yeast ferment in insects. Experiments with, 1930. 
Yellow-bear. Common, 1301. 
fever-fly, 1950. 
headed cut-worm, 1059. 
locust, 2363. 
tailed Tachina-fly, 1127,1625. 
swallow-tail, 361. 
Yellows in peach trees. Supposed cause of, 515. 
Yersiu. Function of the nervous system of arti¬ 
culates, 1959. 
Young grasshoppers, 2377. 
locusts. Destruction of, 1577. 
Ditching for, 1488. 
Habits of, 1578. 
