086 JOURNAL, BOMBAY NATURAL HISTORY SOCIETY, Vol. XV II. 



dilated in disc ; a dark brown line along posterior third of costa : cilia light 

 brownish-ochreous, on costa with subbasal blackish line. Hindwings and 

 cilia pale greyish-ochreons. 



One specimen, Maskeliya, Ceylon, in March (Pole). 



Opostega tetroa, n. sp. 



$ 9- 11-12 mm. Head white. Palpi whitish-ochreons. Antennas light 

 yellowish, basal joint white. Thorax white, with a postmedian transverse 

 orange stripe. Abdomen whitish-ochreons. Forewings lanceolate ; shining 

 white ; an irregular ochreous-orange streak along costa from base to apex, 

 edged beneath with dark fnscous, more broadly posteriorly ; a variable ochre- 

 ous-orange dorsal streak so netimes extending from \ to tornus, sometimes 

 reduced to a spot before middle, variably edged above with dark fuscous ; 

 costal and dorsal streaks connected by a variable median dark fnscous fascia 

 or line : cilia whitish-ochreons, round apex with an orange liDe. Hindwings 

 and cilia whitish-ochreons. 



Three specimens, Maskeliya, Ceylon, in December and January (de Mow- 

 bray, Pole). 



Opogona fumiceps, Feld . 



(Opogona fumiceps, Feld. Reis. Nov. pi. CXXXIX, 8.) 



$9- 12-18 mm. Head dark fuscous, face bronzy-white. Palpi whitish. 

 Antennas ochreous -whitish, basal and next two or three joints dark fuscous. 

 Thorax yellow, anterior third dark fuscous. Abdomen pale grey or greyish- 

 ochreous. Forewings elongate-lanceolate ; bright yellow ; a thick dark fuscous 

 streak along basal fifth of costa ; apical half beyond an irregular line from 

 middle of costa to beyond middle of dorsum rather dark fuscous except a 

 triangular yellow spot on costa towards apex ; small suffused dark fuscous 

 .spots, beneath costa and on dorsum immediately beyond dividing line : cilia 

 dark fuscous. Hindwings fuscous ; cilia pale fuscous. 



Twelve specimens, Maskeliya, Ceylon, in February, April, May, July, Nov- 

 ember, and December (t'ole, Green, Alston). This species is figured by Felcler, 

 but not described. 



Opogona trigonomis, n. sp. 



$9. 11-1 '2 mm. Head and thorax'dark brown, face and forehead shining 

 whitish-bronze. Palpi whitish-fuscous. Antennas fuscous-whitish, basa.1 joint 

 very long, fuscous. Abdomen bronzy-grey, Forewings lanceolate, apex some- 

 what produced ; yellow ; an elongate triangular dark brown spot occupying 

 basal fifth of costa, and extending at base almost to dorsum ; apical half of 

 wing rather dark brown, dividing line marked with a few blackish scales, 

 straight, almost direct : cilia fuscous. Hindwings dark fuscous; cilia fuscous. 



Two specimens, Ambulangoda, Ceylon, in August (Pole). 



Opogona isoclina, n. sp. 



$9« 15-18 mm. Head pale bronzy, forehead and face shining ochreous- 

 whitish. Thorax pale bronzy, becoming pale yellowish posteriorly. Palpi 

 whitish-ochreous, externally tinged with fuscous. Antennas pale whitish- 



