258 BRITISH BUTTERFLIES AND MOTHS 



The expansion of the wings is about ^ inch. The 

 fore-wings are whitish-ochreous, with a rich chocolate- 

 brown patch on the inner margin, reaching from the 

 base to beyond the middle, not swelling out abruptly ; 

 considerably beyond the middle is a slender angulated 

 bluish line, preceded by a dark chocolate-brown streak 

 from the costa ; beyond this are several short yellowish 

 streaks along the costa, in the pale reddish-brown apical 

 portion of the wing; the tip is very decidedly hooked. 



The larva is greenish-grey, with a yellowish-brown 

 head, and the second segment rather paler ; it feeds in 

 September (probably also in June or July), between 

 united leaves of Vicia sepium and Lathyrus pratensis. 



The perfect insect appears in May and in August, 

 and is often started as we walk along by the side of 

 weedy hedgebanks. 



FAMILY III. ANCHYLOPERID.E. 

 CBOE8IA FORSKALEANA. 



(Plate XIV., Fig. 6.) 



This delicately-marked insect is very common amongst 

 maple in the south of England. 



The expansion of the wings is about | inch. The 

 fore-wings are pale ochreous, delicately reticulated with 

 darker ochreous ; nearly in the middle is an angulated 

 dark brown line, and sometimes there is a large black- 

 ish blotch on the middle of the inner margin; an 

 ochreous-brown line runs along the costa and hind 

 margin. 



The larva is of a pale transparent yellow, with the 

 head and second segment pale yellowish-green ; the spots 

 are minute, whitish ; it feeds in May and the beginning 



