576 INDEX. 



Second Section, Heteromerans continued. PAGE 



Their habits 133 



Earwigs 133 



Cockroaches ... .... 133 



Leaf insects, their singular appearance . . . .134 



Leaping orthoptera .135 



House cricket 135 



Grasshoppers . . . . . . . .136 



Locusts, formidable by their numbers .... 137 



Mole-cricket, singular adaptation of its strength to the 



habits assigned to it 137 



Order Neuroptera, how distinguished . . . . .13)8 

 Dragon flies, their brilliant appearance, their humble 



guise in an earlier stage of existence . . . 138, 139 

 Predatory habits . . . w . . . .140 



May flies, " duns " and " drakes " 141 



Scorpion flies 



Ant lions . . . 141 



Their singular pit-fall . . . . . .141 



Lace-winged flies ....... 142 



Their larvae named aphis-lions ..... 143 



Their curious disguise . . . . . . .143 



Stone flies 143 



White ants . . . * . . .143 



Congregate in societies - . . . . . .143 



They work concealed from observation .... 145 



Sometimes construct towers 145 



Labourers and neuters, winged males and females . .145 

 Their curious economy . . . . . .145 



Order Hymenoptera ........ 146 



Saw" flies . 147 



Cuckoo flies 



Their office in creation . , . . . .143 

 Gall flies lay their eggs in leaves or tender shoots . .149 

 Second Section of Hymenopterous Insects . 



Ants, their societies 150 



Their dwellings . . . . ' . . .150 



Wasps, their constructions . . . . . .151 



Bees, their societies . . . . . . .151 



Their different employments 



Their various cells . . . . . . .153 



Humble bees . . . . . . . 1 54 



Order Strepsiptera, or Bee Parasites .... 



Stylops 156 



Stylopized bees 157 



Order Lepidoptera 157 



How recognizable ...... 



Larvae, pupae ....... 



Classification of lepidoptera .... 



Diurnal lepidoptera .... .158 



Butterflies 158 



True butterflies, how distinguished .... 159 



Chrysalids, whence their name 



Crepuscularia . . . . . . . .160 



