8 PLATE CCCCXXXVJ. 



The larva is whiiim inclining to yellow, with fome brown dots \ 

 the pupa reddifh fufcous. Both fexes have two dark or blackifh 

 bands at the bafe of the abdomen, but in one thofe bands are entire, 

 in the other marked on each fide with a fubtriangular fpot of yellow. 

 The larva lives in the trunks pf willow trees, and appears in the 

 winged rtate in July, 



PLATK 



