LEPIDOPTERA HETEROCERA. 173 



Group 3. 



Fcem. Corpus sat validum. Proboscis brevis. Palpi longi, 

 supra caput recurvi, articulo 2o valde arcuato, 3o recto lanceolato. 

 Antennae graciles, simplices, corporis dimidio vix longiores. Abdo- 

 men sat planum, alas posticas vix superans, segmento apicali longo 

 supra sulcato. Pedes validi, calcaribus longis. Aloe longae, non 

 latae ; anticae apice subrotundatae, margiue exteriore subobliquo. 



Female. Body moderately stout. Proboscis short. Palpi 

 long, recurved over the head to the fore border of the thorax ; second 

 joint much curved; third straight, lanceolate, hardly half the length 

 of the second. Antennae slender, simple, little more than half the 

 length of the body. Abdomen rather flat, extending a little beyond 

 the hind wings; apical segment long, furrowed above. Legs stout; 

 spurs long. Wings long, not broad. Fore wings with the apical 

 angle slightly rounded; exterior border slightly oblique. 



Type, B. gravatalis. 



7. BOCANA GRAVATALIS. 



Fcem. Purpurascente-fusca ; thorax squamosus ; alee anlica lineis 

 testaceis denticulatis nigro submarginatis, linea exteriore antice 

 dilatata costam fingente ; posticce cinereo-fuscce, litura subtus 

 discali niyricante fasciisque duabus exterioribus pallidis. 



Female. Purplish brown. Thorax squamous. Abdomen, 

 hind wings and under side cinereous-brown. Fore wings with the 

 lines testaceous, denticulated, slightly and incompletely bordered 

 with black; anterior half of the exterior line dilated and forming a 

 patch ; marginal points blackish. Hind wings beneath with a 

 blackish discal mark and with two pale exterior bauds. Length of 

 the body 5 lines; of the wings 12 lines. 



a. Ceylon. Presented by E. Templeton, Esq. 



Group 4. 



Fcem. Corpus robustum. Proboscis brevis. Palpi longi, su- 

 pra caput recurvi ; articulus 2us validus, arcuatus ; 3us gracilis, 

 lanceolatus, subtus fasciculatus. Abdomen alas posticas non su- 

 perans. Pedes validi, pubescentes, calcaribus longis. Alae medi- 

 ocres ; anticae vix falcatae, margine exteriore obliquo subconvexo. 



