TRANSACTIONS 



O* THE 



L I N N E A N SOCIETY 



1. A Differ tation on two Natural Genera hitherto confounded under tl^e 

 name of Mantis. By Anthony Augujlus Henry Lichtenffein, D, D. 

 F. M. L. S. Tran/latedfrom the German by Thomas Toung, M. D, 

 F. R.S & J..S. 



Read April ^, I797« 



W HE N I firft took up Fabricius's Syftem of Entomology, I was 

 mueh ftruck with thefe words in the preface : — " The fcience of 

 entoniology is as yet in its cradle : it is fcarcely fo far advanced as 

 botany was at the time of Casfalpinus." I was then inclined to 

 think that this gentleman, Avhofe excellent moral cHarafter I have 

 only fince that time had an opportunity, by perfonal acquaintance, 

 to know and efteem, had at leaft exaggerated the truth, and done 

 injuftice to Linne and the reft of his predeceffors. But fince I have 

 had an opportunity of obferving with accuracy, and of comparing 

 with many defcriptions and plates, a large number of infects, 

 chiefly foreign, in the extenfive coneflion of Mr. Holthuyfen, I am 

 convinced that this great fyftematift did not, in making that affer- 

 tion, go much too. far; for what a raafs of information has been 

 VoL.VL B added 



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