10 PLATE CXLVIII. 



The Caterpillars of this Infeft feed on grafs, they arc found in 

 May, and the Moth appears about the middle of June. 



The female differs in feveral refpe&s from the male ; it is of a 

 buff colour, and is generally, though not always, larger. The chry, 

 falis is black, and is enclofed in a flrong yellowifh cafe, as fhewn in 

 fche plate. 



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