CONTENTS. 



Chap. Page 



PREFACE, xi 



INTRODUCTION, . . . xxiii 

 I. On the Physiology of the Eggs of Papilionaceous 



Insects, ... 39 



II. Of the Larva, or Caterpillar State, . . 59 



III. Of the Pupa, or Chrysalis State, . 66 



IV. Of the Senses of Lepidopterous Insects, . 70 



Of Touch, ... 71 



Of Taste, . . . .73 



Of Smell, ... 78 



Of Hearing, . . .85 



Of Vision, ... 86 



Pairing of Lepidopterous Insects, , . 89 



V. Associations and Migrations of Lepidopterous 



Insects, . . . .96 



VI. Indirect Injuries to Mankind from Butterflies, 103 



VII. Means of Defence of Butterflies, . .105 



VIII. Of Malformations of Butterflies, . 107 



IX. Classification of Lepidopterous Insects, . 109 



