LN. DEX. 
Alwood, W. B., report on Nixon’s nozzle, 57 
American yellow-billed cuckoo, 31 
Apanteles hyphantric, 50 
parasites of, 51 
killed by fungus, 47 
Arsenical compounds, 56 
Attus (Phydippus) tripunctatus, 43 
Bag-worm, 22, 53 
eggs, 22 
enemies, 27 
food-plants, 27 
geographical distribution, 26 
habits and natural history, 22 
imago or perfect insect, 25 
larva and its bag, 23 
pupation of, 25 
Baltimore oriole, 31 
Barrel rest or skid, 19 
Birds, 62 
Blood-sucker, 45 
Bowles, John, machine to vaporize naphtha, 58 
Bufo americana, 43 
Chalcis ovatu, 28 
Chrysobothris femorata, 61, 63 
Chrysopa rufilabris, 13 
Colorado Potato-beetle, 12 ‘ 
Conclusion, 65 
Condition and characteristics of Elm trees in 1882 
and 1883, 14 
Cuckoos, black and yellow-billed, 43 
Cyclone or eddy-chamber nozzle, 56 
Damage done by Imported Elm Leaf-beetle, 13 
Dinocarsis thyridopterygis, 28 
Doryphora 10-lineata, 12 
Eddy-chamber nozzle, 22 
Effects of arsenical poisons on insect and plant, 15 
London purple against Imported Elm 
Leaf-beetle, 17 
Egg-parasite of Fall Web-worm, 48 
Wheel-bug, 45 
Eggs of Bag-worm, 22 
Fall Web-worm, 34 
Imported Elm Leaf-beetle, 9 
White-marked Tussock-moth, 29 
Emulsion of milk and kerosene, 56 
Enemies of Bag-worm, 27 
Imported Elm Leaf-beetle, 13 
Web-worm other than insects, 45 
English sparrow, 43, 62 
Elm Leaf-beetle, the Imported. 8 
Eulophus sp., 32 
Eupelmus reduvii. 45 
Buplectrus sp., 53 
European method of destroying Elm Leaf-beetle, 13 
Euschistus servus, 45 
Experiments to obtain percentage of diseased 
caterpillars of Fall Web-worm, 47 
Extent of injury to Elm trees in 1882 and 1883, 14 
Fall Web-worm, 33, 54 
eggs, 34 
egg-parasites, 48 
enemies other than insects, 43 
experiment to obtain percentage of diseased 
caterpillars, 47 
fungus diseases, 46 
hibernation, 33 
injury done in 1886, 37 
larva, 35 
limitation of broods, 33 
moth, 36 
natural history, 33 
not eaten by chickens, ducks, English spar- 
rows, 43 
peculiar effect of defoliation upon some plants, 
42 
pupa and cocoon, 36 
proportionate injury done to plants and trees, 
40 
predaceous insect enemies, 44 
true parasites, 48 
Felt bands saturated with oil to kill Imported Elm 
Leaf-beetle, 13 
Food-plants of Bag-worm, 27 
White-marked Tussock-moth, 31 
Fungus diseases of the Web-worm, 46 
Galeruca calmariensis, 8 
crateegi, 8 
zanthomelena, 8, 12 
Galerucella xanthomelena, 8 
Geographical distribution of Bag-worm, 26 
White-marked Tus- 
sock moth, 33 
Girard’s remedy against the Imported Elm Leaf- 
beetle, 11 
Glover’s remedies against the Imported Elm Leaf- 
beetle, 11 
Good and bad effects of our trees, 64 
Grape-vine Flea-beetle, 12 
Habits and natural history of Elm Leaf-beetle, 8 
of Bag-worm, 22 
of larva of White-marked Tussock-moth, 
30 
of White-marked Tussock-moth, 29 
Hemiteles thyridopterigis, 28 
utilis, 28 
Hibernation of Fall Web-worm, 33 
White-marked Tussock-moth, 31 
Hose-pole device for spraying trees, 21 
67 
