TO 



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



WHOSE WORKS HAVE SO EMINENTLY CONTRIKUTED TO 

 THE CULTIVATION AND ADVANCEMENT OF ENTOMOLOGY, 



THIS VOLUME 



IS DEDICATED, 



AS AN ACKNOWLEDGEMENT OF MANY OBLIGATIONS, 



AND IN TESTIMONY OF THE 



SINCERE ESTEEM OF 



m 



THE AUTHOR. 



London, December 1, 1835. 



