PREFACE. IX 



copied, in many instances verbatim, from the 

 accounts of those authors who relate what 

 themselves have witnessed. Objections will 

 probably be raised to this plan, but the 

 Author thinks without reason. What good 

 purpose would have been answered, had he 

 so curtailed, transposed, and altered these 

 histories, that their very authors should not 

 have known them ? On the contrary, is there 

 not a good purpose answered in collecting 

 together the most interesting observations of 

 Huber, Smeathman, Rusticus, Kirby, Spence, 

 Clark, Fries, Bevan, Delta, and Haliday ? No 

 concealment is attempted : the authority for 

 each history is given, except when dependent 

 on the Author's own observation. 



The Second Book, entitled Physiology of 

 Insects, is the record of the Author's own 

 observations: he has given the names em- 

 ployed by other writers, when he could under- 



