AN 



INTRODUCTION 



TO 



ENTOMOLOGY. 



on 



ELEMENTS 



OF THE 



NATURAL HISTORY OF INSECTS: 



WITH PLATES. 



By WILLIAM KIRBY, M.A. F.R. and L.S. 



RKCTOll or BARHAM, 

 AND 



WILLIAM SPENCE, Eso. F.L.S. 



IN FOUR VOLUMES. 



VOL. II. 



FIFTH EDITIOX. 



LONDON. 



PRINTED FOR 

 LONGMAN, REES, ORME, BROWN, AND GREEN, 



PAXEIIKOSTER ROW. 



1828. 



