at. 

 rise 



AN 



INTRODUCTION 



TO 



ENTOMOLOGY; 



OR, 



ELEMENTS 



OF 



THE NATURAL HISTORY OF INSECTS: 



COMPRISING 



AN ACCOUNT OF NOXIOUS AND USEFUL INSECTS, 



OF THEIR METAMORPHOSES, FOOD, STRATAGEMS, HABITATIONS, SOCIETIES- 

 , MOTIONS, NOISES, HYBERNATION, INSTINCT, 

 ETC. ETC. 



BY 



WILLIAM KIRBY, M.A. F.R.S. & L.S. 



RECTOR OF BARHAM, 

 AND 



WILLIAM SPENCE, Esq. F.R.S. & L.S. 



SIXTH ESITZON-, 



CORRECTED AND CONSIDERABLY ENLARG 



IN TWO VOLUMES. 



VOL. L 



LONDON: 



LONGMAN, BROWN, GREEN, AND LONGMANS, 



PATERNOSTER-ROW. 

 1843. 



