AN 



INTRODUCTION 



TO 



ENTOMOLOGY: 



OR 



ELEMENTS 



OF THE 



NATURAL HISTORY OF INSECTS 



WITH PLATES. 



By WILLIAM KIRBY, M.A.F.LS. 



RECTOR OF BARHAM, 

 AND 



WILLIAM SPENCE, Esq.F.L.S. 



VOL. II. 



LONDON: 



PRINTED FOR LONGMAN, HURST, REES, ORME, AND BROWN, 

 PATERNOSTER.ROW. 



1817. 



