•n CONTENTS. 



Page 



Order III Neuroptera — Dragon-flies, Mat-flies, etc. ... 116 



Dragon-fly 116 



May-fly 117 



Caddis-worm 118 



Ephemera 119 



OliDER IV. — Hv.-MIZNOrTERA — Bf.ES, AntS, ETC 119 



Saw-flies, Gall-flies 120 



Dead-sea Apples — Ichneumons — Tkeir Services 121 



Numbers 122 



Ants. — Honey-dew 123 



Torpidity in Winter — Storing of Grain 124 



Wasps— Their Nests 125 



Sand Wasps 126 



Bees — Nest of a Carpenter Bee 127 



Leaf-cutter Bees 128 



Humble Bees 129 



Drones and Workers 130 



Slaughter of Drones — Queen Bee — Tongue of the Bee 131 



Wax and Honey 132 



Order V. — Strepsiptera — Sttlops 132 



Order VI. — Lepidoptera — Butterflies and Moths 133 



Wings and Mouth 133 



Numbers, Size, Colour 134 



Times of Appearance — Distribution 135 



Hawkmoth — Sphinx 136 



Geometric Caterpillars. — Leaf EoUers 137 



Silk-worm.— Value of Silk 138 



Its Introduction to Europe 139 



Order VII. — Hemiptera — Cicad^ Water Scokpions, Bugs, etc. 



Mouth and Wings 139 



Cicada.— Cuckoo Spit 140 



Aphides 141 



Their Powers of Reproduction. — Coccidae. — Cochineal. — Lac 142 

 Boat-fly Water Scorpion.— Bed Bug 143 



Order VIII. — Diptera, Flies, Gnats, etc 143 



!Mouth and Wings Numbers 143 



Flesh Flies Annoyance caused by Flics 144 



Bots Gnats 146 



Like Smoke Wreaths 147 



•Order IX. — Aptera, Fleas, Spring-Tails, etc 148 



Mt/riapoda. — Centipedes, &c. — Thysanoura — Spring-Tails 148 



Parasita Lice 149 



Euctoria. — Fleas 160 



CLASS v.— JiEAeHNIDA-SPIDEES— SCORPIONS, &c 



Structure 150 



Scorpion. — Spider's Thread 151 



Difierence in the Silk. — Use by the Astronomer. — Spider not Cruel 152 



Gossamer. — Habits of Spiders. — Nest of Mygale 153 



Airection for tlie Young 154 



