BY E. MEYKIOK, B.A. ' 263 



a. With, a central longitudinal streak 



from base to apex . . . . 3 stilbella 



b. Witli a streak along inner margin 



from base to middle . . . . 2 chasmatias 



c. 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. Central streak from base broad, 



extending to hind-margin . . 8 subpavonella 



2. Central streak from base* narrow, not 



reaching middle . . . . . . 9 niphadopla 



* 



Erech. mystacinella, Wkr. t Brit. MILS. Cat. 1006 (Tinea.) 



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

 palpi with a dense long fringe benoath, more or Ifess concealing 

 U'rmmal joint. Antennae dark greyish-ochreous, slenderly 

 annulated with whitish, witl^ a slender black ring above white 

 basal joint. Thorax white, anterior margin and two spot& on 

 back connected with it blackish. Abdomen whitish-ochreous. 

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

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

 with a black white-sprinkled streak along inner margin from 

 base almost to anal angle, narrow at first and partially interrupted 

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

 and after |-, 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 ; j, 

 small t)lack spot on costa at l^pe ; a^lmall 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 , longer, very oblique, uniting at 



