IV INDEX. 



PAGE 



Grape Phylloxera— Transient Nature of Galls 63 



*' " — Susceptibility of Varieties 64 



" " — American Grape-vines in Europe 65 



" " — New Theories 67 



■^ " " — Means of Contagion from one Vine to another ... 69 



" ,' — Male Louse 71 



" " — Eemedies 71 



Grape-vine — Eeadiness with which they root 65 



" — New Enemy to Ill 



' ' — Insects injurious to 114 



Apple Gall 114 



' ' — Apple growing from 115 



—Filbert Gall 116 



—Tomato Gall 117 



—Trumpet Gall 118 



Green-striped Maple Worm 137 



" " " — Larval Changes 138 



" " " —Natural Enemies 139 



*' '« «' —Remedies 141 



H 



Haltica eucumeris 1^2 



Hellgraramite Fly : 1^2 



Hemilejica Maia 127 



' ' Nevadensis 128 



' ' Californica 128 



Heniipieru l- 



Heterojotera 12 



Hickory Bark-borer 103 



" <' — Natural Enemies 106 



•' " — Kemedies 107 



Hippodainia maeidata. 149 



Ho?7io])fera 12 



Horned Passalus— Eggs of. 55 



How to counterwork Noxious Insects 23 



' ' collect, preserve and study Insects 29 



" transmit Insects 44 



Hull's Curculio-catcher— Modification of. 25 



Hymenoptcra 9 



Hyperaspis normata 100 



Hyperchiria lo 133 



' ' varia 1"^3 



I 



Importance of Entomology as a Study 17 



Innoxious Insects , 142 



Insect — What is an 5 



Insects — Relation of to Agriculture 18 



' ' — How to counterwork noxious 23 



" — " collect, preserve and study 29 



" — " transmit 44 



" injurious to the Grape-vine - 114 



