LEPIDOPTERA HETEROCERA. 1187 



Female. Brown, cinereous beneath. Wings with a cinereous 

 fawn-coloured minutely black-speckled band, which contains three 

 undulating blackish lines, and is very broad in the fore wings, and 

 extends to the base and occupies two-thirds of the length in the 

 hind wings; submarginal line cinereous, zigzag. Fore wings with 

 a little transverse black line included in the band and dilated at 

 each end ; two incomplete cinereous fawn-coloured lines near the 

 base ; three cinereous costal points near the tip. Hind wings with 

 the space beyond the band speckled with cinereous fawn-colour. 

 Length of the body 4 lines ; of the wings 10 lines. 



Sarawak, Borneo. In Mr. Saunders' collection. 



Genus MOSOPIA. 



Mas. Corpus robustum. Proboscis mediocris. Palpi validi, 

 squamosi, thoracis longitudine plus duplo longiores ; articulus 1 us sub- 

 ascendens ; 2us subfimbriatus, supra caput reflexus, li longitudine ; 

 3us supra thoiacem incumbens, fasciculo longo penicillato. An- 

 tennae pubescentes, setosag. Abdomen alas posticas non superans ; 

 fasciculus apicalis parvus, subcompressus. Pedes robusti; antici 

 dense fimbriati ; posteriores pilosi ; calcaria lonjra, gracilia. Alae 

 anticae lata?, acutae, costa media fimbria dense reflexa. 



Male. Body stout. Proboscis moderately long. Palpi stout, 

 squamous, more than twice longer than the length of the thorax ; 

 first joint slightly ascending; second as long as the first, with a 

 short thick fringe, horizontally reflexed and resting at its tip on the 

 head ; third resting on the thorax, with a long penicillate tuft. An- 

 tennae pubescent, setose. Abdomen not extending beyond the hind 

 wings; apical tuft small, slightly compressed. Legs stout; fore 

 femora and fore tibiae with a thick short fringe ; posterior femora 

 and tibiae pilose ; spurs long, slender. Wings broad. Fore wings 

 acute, with a long dense reflexed fringe on the middle part of the 

 costa ; exterior border convex, slightly oblique ; first, second and 

 third inferior veins nearly contiguous at the base ; fourth moderately 

 remote. Hind wings with a long fringe on the interior border. 



Most allied to Mastygophora. 



