PSYCHID^. 369 



a leading distinctive character. The subject has been treated 

 quite recently, with extraordinary minuteness, detail, and 

 philosophic acumen, by Dr. Algernon Chapman, in the 

 Transactions of the Entomological Society of London, and is 

 worthy of attentive study ; but it would occupy far too much 

 space in a work such as the present. 



VOL. II. 2 A 



