LEPIDOPTERA HETEROCERA. 385 



wings, wholly brown on the under side, where there is a very broad 

 brown band, which is slightly excavated along the border. Length 

 of the body 7 lines; of the wings 18 lines. 



This is very nearly allied to B. alienaria, and the two may be 

 considered as sub-species. 



a. Sarawak, Borneo. From Mr. Wallace's collection. 



106. BOARMIA PROPULSARIA. 



Mas. Cinerea, robusta ; antenna latissime pectinata, apice sim- 

 plices ; thorax fuscescente fasciatus ; abdomen fuscescens, 

 segmentis albido marginatis ; tibia posticce valde incrassata ; 

 ala apud discum subhyalina, lineis interiore et exteriore den- 

 ticulatis fasciisque indeterminatis fuscis, spatio marginali 

 fuscescente lineam submarginalem pallidam angulosam in- 

 cludente. 



Male, Cinereous, stout, tinged with fawn-colour. Antennae 

 very broadly pectinated to much beyond half the length. Tho- 

 rax with a brownish band. Abdomen brownish ; hind borders 

 of the segments whitish. Hind tibiae much incrassated. Wings 

 slightly hyaline, except towards the border; interior and exterior 

 lines brown, denticulated, accompanied by irregular brown bands ; 

 marginal space brownish, including the pale cinereous zigzag sub- 

 marginal line ; marginal lunules dark brown ; discal mark brown, 

 with a cinereous streak in its disk, blackish beneath, where the 

 wings are paler, with the exception of the broad submargiual band, 

 which is excavated by whitish marginal spots in each wing. 

 Female. — Antennae more slightly pectinated. Abdomen with in- 

 terrupted blackish bands. Wings with blackish lines ; marginal 

 points deep black. Longth of the body 6 lines; of the wings 

 11 lines. 



a. Sarawak, Borneo. From Mr. Wallace's collection. 



Group 2. 



107. Bo ARM I A DETRACTAR1A. 



Mas. Albido -cinerea ; caput fuscum ; antenna late pectinatce ; 

 tibia postica valde incrassata ; ala breviuscula, fusco con- 

 spersa, lineis interiore et exteriore fuscis denticulatis, linea 

 submarginali indistincta, punctis marginalibus nigris, an- 

 nulo discali oblongo fusco-marginato, subtus sordide cinerea. 



