CONTENTS. 



CHAPTER I. 

 INTRODUCTION. 



INSECTS DEFINED. BRAIN AND NERVES. AIR-PIPES AND BREATH- 

 ING-HOLES. HEART AND BLOOD. INSECTS ARE PRODUCED FROM 

 EGGS. METAMORPHOSES, OR TRANSFORMATIONS. EXAMPLES OF 

 COMPLETE TRANSFORMATION. PARTIAL TRANSFORMATION. LAR- 

 VA, OR INFANT STATE. PUPA, OR INTERMEDIATE STATE. ADULT, 

 OR WINGED STATE. HEAD, EYES, ANTENNAE, AND MOUTH. THO- 

 RAX OR CHEST, WINGS, AND LEGS. ABDOMEN OR HIND-BODY, 

 PIERCER, AND STING. NUMBER OF INSECTS COMPARED WITH PLANTS. 

 CLASSIFICATION ; ORDERS ; COLEOPTERA ; ORTHOPTERA ; HEMIPTE- 

 RA: NEUROPTERA; LEPIDOPTERA; HYMENOPTERA ; DIPTERA; OTHER 

 ORDERS AND GROUPS. REMARKS ON SCIENTIFIC NAMES. . . 1-22 



CHAPTER II. 



COLEOPTERA. 



BEETLES. SCARAB^EIANS. GROUND-BEETLES. TREE-BEETLES. 

 COCKCHAFERS OR MAY-BEETLES. FLOWER-BEETLES. STAG-BEE- 

 TLES. BUPRESTIANS, OR SAW-HORNED BORERS. SPRING-BEETLES. 



TIMBER-BEETLES. WEEVILS. CYLINDRICAL BARK-BEETLES. 

 CAPRICORN-BEETLES, OR LONG-HORNED BORERS. LEAF-BEETLES. 

 CRIOCERIANS. LEAF-MINING BEETLES. TORTOISE-BEETLES. 

 CHRYSOMELIANS. CANTHARIDES. 23-140 



CHAPTER III. 



ORTHOPTERA. 



EARWIGS. COCKROACHES. MANTES, OR SOOTHSAYERS. WALKING- 

 LEAVES. WALKING-STICKS, OR SPECTRES. MOLE-CRICKET. 

 FIELD CRICKETS. CLIMBING CRICKET. WINGLESS CRICKET. 

 GRASSHOPPER. KATY-DID. LOCUSTS. . ... 141-191 



