TABLE OF CONTENTS. 



BOOK I. HISTORY OF INSECTS. 

 Chap. Page 



I. History of Insects in general 3 



II. The Silkworm 7 



III. Apple Moth 13 



IV. Musquito 18 



V. Bot 23 



VI. . Bee 27 



VII. Ichneumon 40 



VIII. Burying Beetle 46 



IX. -Apple Weevil 51 



X. Earwig 54 



XI. Locust 58 



XII. Coccus of the Vine ... 62 



XIII. Hop-fly 66 



XIV. Ant Lion 72 



XV. White Ant 77 



XVI. Concluding Observations 86 



BOOK II. PHYSIOLOGY OF INSECTS. 



I. Physiology of Insects in general 93 



II. Of the Organs of Support in general ... 97 



III. - in the head . . .106 



IV. Of the Wings and Legs of Insects .... 121 

 V. Of the Characters of Surface 129 



VI. Of Muscles, the Organs of Motion . ... 133 



VII. Of Nerves, the Organs of Sensation . . . 137 



