COLLECTED AT SAKAWAK. 



105 



falcate, a blackish streak beneath along the fore part of the exterior 

 border. Hind wings with the costa dilated and much incrassated, and 

 furnished with a long reflexed fringe. Length of the body 5 lines ; 

 of the wings 12 lines. 



85. Lithosia fasciculosa, n. s. Mas. Fulva, robusta, capite an- 

 tice fusco, antennis basi incrassatis incisis, abdomine longo, alis an- 

 ticis acutis, posticis albidis margine interiore lutescente dense fasci- 

 culato. 



Male. Tawny, stout. Head in front and palpi brown. Antennae setu- 

 lose, incrassated, and notched at the base. Abdomen long, extending 

 far beyond the hind wings, clothed with long hairs except towards the 

 tip; apical tuft of moderate size. Fore wings acute; costa slightly 

 convex ; exterior border very oblique. Hind wings whitish ; interior 

 border densely tufted with luteous hairs ; costa very much dilated. 

 Length of the body 8 lines; of the wings 16 lines. 



This is nearly allied to the four preceding species, and with them forms 

 a section in the Lithosice, and has some resemblance to Nonagria. 



86. Lithosia simplex, n. s. Mas. Pallide lutea, abdomine pallide 

 cinereo valvulis apicalibus ascendentibus, alis breviusculis, anticis 

 apice subrotundatis. 



Male. Pale luteous. Antennae minutely setulose. Abdomen pale 

 cinereous, except towards the tip ; apical valves large, ascending. 

 Wings rather short. Fore wings somewhat rounded at the tips ; 

 costa slightly convex ; exterior border slightly convex and oblique. 

 Hind wings much paler. Length of the body 4 lines ; of the wings 

 12 lines. 



87- Lithosia reversa, n. s. Foem. Lutea, latiuscula, abdomine 

 absque posticis nitentibus fusees centi-cervinis cupreo subtinctis, alis 

 anticis breviusculis. 



Female. Luteous. Body rather broad and flat. Abdomen and hind 

 wings shining, brownish fawn-colour, with a slight cupreous tinge; 

 tip of the abdomen testaceous. Wings short. Fore wings nearly 

 rectangular at the tips ; costa very slightly convex. Hind wings with 

 a testaceous fringe. Length of the body 2f lines ; of the wings 

 7 lines. 



88. Lithosia muricolor, n. s. Fcem. Murina, vertice corpore subtus 



pedibusque pallide testaceis, alis anticis apice subrotundatis costa 



fimbriaque testaceis. 

 Female. Mouse-colour. Vertex, underside, and legs pale testaceous. 



Wings rather short. Fore wings somewhat rounded at the tips; 



costa testaceous, nearly straight ; exterior border slightly oblique ; 



fringe testaceous. Length of the body 2\ lines ; of the wings 6 lines. 



