(iciinra and Species of Vy\;\\u\:\\. 433 



Autocosmia concinnn, sp, n. 



Fore wing slenna-brown, witli the costa to beyond iiiid'He 

 broadly smooth chestnut, whieh colour also reaches the inner 

 margin at the base; the edges of the two stigmata, the 

 median nervure, the second and third median nervules as far 

 as the second line, the submcdian, with an oblique streak 

 running into it from the median below the orbicular stigma, 

 the interno-median vein, the sinuous second line, a line before 

 the dark base of the fringe, and one on each side of the head, 

 all delicately .and concisely snow-white ; fringes themselves 

 brown-grey, with darker central line ; between the middle of 

 the second line and the white hind marginal line is a small 

 undefined greyish-white patch. Hind wings brownish 

 fuscous, without markings. Underside the same, with the 

 second line showing white in both wings. Abdomen fuscous ; 

 head, thorax, and outside of labial palpi chestnut- brown ; 

 legs and underside of abdomen whitish. 



Expanse of wings 15 millim. 



CosJiocREON, gen. nov. 



Fore wings elongate, narrow at base, widening considerably 

 towards hind margin ; costa straight, convex only just before 

 a])ex, which is blunt; hind margin simply curved; inner 

 margin bulging slightly near the base. Hind wings rounded, 

 twice as broad as fore wings. Labial palpi porrect, rostri- 

 form, rather roughly scaled ; maxillary small, nearly upright, 

 broad at apex ; tongue long ; ocelli present ; antennae pubes- 

 cent in male ; forehead with a rounded protuberance ; thorax 

 and abdomen rather stout. 



Type B. albiceralis, Grote, Bull. U. S. Geol. Surv, iv. 

 p. 678. 



The genus will also include B. aUectalis, Grote. 



EUERGESTIS, Hiib. 



Type E. exiii/talis, Scop. {E. margaritalis, Hiib. Verz. 

 p. 354). 



Euergestis consimilisj sp. n. 



Closely allied to E. extimalis, but distinguished by the 

 much darker tint of the marginal blotch and fringes and by 

 the outer line itself, which, instead of being composed of 

 separate dots, forms a distinct and, near the costa, serrated 

 line. 



One specimen, from the Grote Collection. 

 Ann. cD Mag. N. Hist. Ser. 6. Vol. ix. 33 



