PAGES 



CONTENTS X 



CHAPTER XVII 



ORDER MALLOPHAGA : BIRD LICE OR GNAWING LICE 



PA( 



Structure. Synopsis of Genera . . . . .217-219 



CHAPTER XVIII 



ORDER HYMENOPTERA : ANTS, BEES, WASPS, ETC. 



General Characters. 'Paxa.sitxc Hymenofitera : Chalcid-flies and 

 Ichneumon-flies. Stinging Hymenoptera : Fossorial Wasps : 

 Bembex . ....... 220-231 



CHAPTER XIX 



ORDER COLEOPTERA : BEETLES 



Structure Predaceous Water-beetles. Beetles that infest 

 Grain and Provisions: Dermestes : Ptinids, Meal-worms, 

 Weevils ....... 232-239 



CHAPTER XX 



ORDER LEPIDOPTERA : MOTHS AND BUTTERFLIES 



General Characters. Caterpillars with Stinging Hairs. Pests 



of Houses, Granaries, etc. ..... 240-244 



CHAPTER XXI 



ORDERS ORTHOPTERA, ISOPTERA, CORRODENTIA, AND 

 THYSANURA 



Parasitic Orthopteron. Cockroaches. Mantis. Locusts. 



Termites. Book-lice. Fish-insect .... 245-255 



