BY E. MEYRICK, B.A. 263 



a. With, a central longitudinal streak 



from base to apex . . . . 3 stilbella 



h. With, a streak along inner margin 



from base to middle . . . . 2 chasmatias 



e. With a band along inner margin 



from base to apex . . . . 7 chionodira 



C. Fore- wings grey, with white markings ..10 aellophora 



D, Fore- wings dark fuscous with white 



markings. 



1. Centi'al streak from base broad, 



extending to hind-margin . . 8 subpavonella 



2. Central streak from base narrow, not 



reaching middle . . . . . . 9 niphadopla 



Erech. mystacinella, lVh\, Brit. Mus. Cat. 1006 f Tinea. J 



(^ $ . 5"-7". Head and palpi white, second joint of labial 

 palpi with a dense long fringe beneath, more or less concealing 

 terminal joint. Antennae dark greyish-ochreous, slenderly 

 annulated with whitish, with a slender black ring above white 

 basal joint. Thorax white, anterior margin and two spots on 

 back connected with it blackish. Abdomen whitish-ochreous. 

 Legs white ; anterior tibias and tarsi black above, middle tarsi 

 with dark fuscous rings at base of joints. Fore-wings white, 

 with, a black white-sprinkled streak along inner margin from 

 base almost to anal angle, narrow at first and partially interruj)ted 

 near base, emitting two oblique teeth (the first fuscous) before 

 and after i, which, reach half across wing, and beyond middle 

 dilated into a broad semi-ovate spot, reaching half across wing, 

 containing a linear white indentation on its posterior edge ; a 

 small black spot on costa at base ; a small blackish spot on disc 

 above and between teeth of dorsal streak ; four slender dark 

 fuscous streaks from costa ; first before, second beyond middle, 

 short, very oblique ; third at f , longer, very oblique, uniting at 



