O INDEX. 



Periodical Cicadas — Their' sting 26 



" " — Their chronological history with predictions of the future appearance of all 



well ascertained broods throughout the country 30 



Persian lilac — Bark-lice on 15 



Pipiza radicum 121 



Plum — Bark-lice on 15 



" — Apple worm infesting it 65 



" — Greengage — worm in 140 



" — Bag-worm on , 150 



" — Curculio 50 



Plume of the Grape vino 137 



Potato — Insects infesting it 91 



" Stalk borer 92 



" Stalk weevil 93 



" or Tomato worm 95 



" Blister-beetles 97 



" —Three-lined leaf-beetle 99 



" — Colorado beetle 101 



" — Bogus Colorado beetle 105 



Pterophorus carduidactylus , 180 



" periscelidactylus 137 



Quince — Apple-worm in 65 



" — Bag worm on 150 



Rapacious Soldier-bug t 114 



Raspberry Geometer 139 



" —Tree Cricket on 133 



" — Cut-worm on 70 



Rear horse 169 



Rcduvius rapt a tor his 114 



Red Cedar — Bag-worm oil 150 



Root Plant-louse of the apple tree 118 



" " " Syrphus fly 121 



" Borer of the Grape vine 124 



Rose bush — Cut-worms on 70 



Saperda bivittata 42 



Seed curculio of the Grape 129 



" corn maggot 154 



Seventeen and thirteen year broods cf the Periodical Cicada 18 



Small White Bristly Cut-worm 86 



Solidago gall- moth 173 



Speckled cut-worm 84 



Sphinx 5-maculata 95 



" Carolina 96 



Spined Soldier-bug S9, 113 



Squash bug 113 



Stalk-borer of the Potato 92 



" weevil of the Potato 93 



Strawberry leaf-roller 142 



Sting of the Periodical Cicada 26 



Striped Blister-beetle 96 



Strietrus fimbria tus 114 



Syrphus fly of Root-louse.. 121 



Subangular Ground-beetle 58 



Subjoined Hadena 84 



Sycamore — Bag-worm on 150 



