XIV TABLE OF CONTENTS. 



Chap. Page 



VIII. Of the Alimentary Canal, or Organs of Digestion 143 



IX. Of the Organs of Circulation 147 



X. Of the Organs of Respiration 152 



XI. Concluding Observations 156 



BOOK III. CLASSIFICATION OF INSECTS. 



I. Classification of Insects in general . . .163 



II. Lepidoptera 173 



III. Diptera 181 



IV. Hymenoptera 198 



V. Coleoptera .' 218 



VI. Orthoptera 239 



VII. Hemiptera 242 



VIII. Neuroptera 246 



IX. Of Ticklers, Bee-Parasites, 



Fleas, Thysanura, Anop- 

 lura; and concluding Obser- 

 vations 250 



BOOK IV. PRESERVATION OF INSECTS. 



I. Apology for the Collector of Insects . . . 259 

 II. Of the Dress and Instruments for the collection 



of Insects 262 



III. Of capturing Insects 268 



IV. Of killing and setting Insects 274 



V. Of Entomological Cabinets 282 



VI. Of Entomological Books 287 



VII. Of investigating Insects 294 



VIII. Of Entomological Societies 298 



