442 LEPIDOPTERA HETEROCEEA. 



acuminatus, 2o paullo brevior. Antennae maris latissime pectinatae. 

 Abdomen basi ad apiceni attenuatum, alarum marginem posticum 

 non attingens. Pedes graciles ; tibiae posticae calcaribus duobus 

 minutis apiealibus. Alae semihyalinae, sat latae, non longae ; anticae 

 venis tribus superioribus et quatuor inferioribus, posticae anticis vix 

 latiores. 



Body nearly cylindrical, of moderate length, rather stout. 

 Palpi very much shorter than the head ; second joint longer than 

 the first ; third pointed, a little shorter than the second. Anten- 

 nae of the male extremely deeply pectinated. Abdomen tapering 

 from the base to the tip, not extending so far as the hind wings. 

 Legs slender ; hind tibiae with two minute apical spurs. Wings 

 semihyaline, rather broad, not long. Fore wings nearly as broad as 

 the hind wings ; three superior veins, second forked, its hind branch 

 also forked ; discal fold very distinct in the areolet ; four inferior 

 veins; submedian and internal veins complete. Hind wings with 

 three superior and four inferior veins ; second superior vein simple ; 

 intermedian, submedian and internal veins complete. 



1. Herpa venosa. 



Flava ; corpus subtus, palpi, proboscis , antennce, thoracis abdomi- 

 nisque suturce, et pedes nigra ; alarum vence nigro marginatce. 



Yellow, black beneath. Palpi, proboscis, antennae, sutures of 

 the thorax and of the abdomen, and legs black. Wings with a 

 narrow black fringe ; veins black and with black borders. Length 

 of the body 5 lines ; of the wings 17 lines. 



a, b. Silhet. From Mr. Staiuforth's collection, 

 c, d. Silhet. Presented by E. Doubleday, Esq. 



Genus «4. MEVANIA. 





Foem. Corpus breviusculum, sat validum, fere lineare, sub- 

 cylindricum. Caput parvura. Palpi porrecti, capite paullo breviores ; 

 articulus 3us acuminatus, 2o duplo brevior. Antennae graciles, 

 setacese, serratae aut subpectinalas. Abdomen sub fusi forme, alas 

 posticas non attingens. Pedes graciles ; tibiae posticae calcaribus 

 duobus apiealibus minimis. Alae subangustae, mediocriter longae ; 

 anticae vix angulatae, venis la et 2a inferioribus apud baseos con- 

 junctis, 3a superiore trifurcata. 



Fern. Body nearly linear and cylindrical, moderately stout, 

 rather short. Head small, much narrower than the thorax. Palpi 





