LEPIDOPTERA HETEROCEBA. 437 



points, of which one by the interior angle and two at a little in front 

 of the middle are larger than the others ; exterior border almost 

 straight, very oblique. Hind wings a little paler. Length of the 

 body 5 lines ; of the wings 14 lines. 



a. Ceylon. Presented by Dr. Templeton. 



Genus RIGEMA, C. L. H. v. 1079. 



R I GEM A ORNATA. 



Mas. Pallide flava ; capitis thoracisque latera pallide ochracea ; 

 palpi brevissimi ; antenna glabrce ; abdomen fuscum, basi 

 Jlavescens, apice albidum, maculis lateralibus nigris ; alee 

 antica vittn^ venis anterioribus mar yinib usque roseis, lunulis 

 marginalibus chalybao-nigris ; posticce flavescente-alba, tinea 

 marginuli ferruginea. 



Male. Pale yellow. Sides of the head and of the thorax pale 

 ochraceous. Proboscis very short. Palpi ochraceous, extremely 

 short. Antenna? smooth. Abdomen brown above, pale yellow at 

 the base, whitish at the tip ; a row of black spots along each side. 

 Fore legs ochraceous above. Wings beneath with a marginal row 

 of bright ochraceous lunules. Fore wings with a rosy subcostal 

 stripe, which is dilated on the exterior border ; veins between the 

 stripe and the costa, interior border and hind part of the exterior 

 border rosy -, exterior border with seven chalybeous-black lunules. 

 Hind wings yellowish white, with a slender ferruginous marginal 

 line. Length of the body 12 lines ; of the wings 28 lines. 



This may be a local variety of R. vittata, from which it is 

 distinguished by its larger size and by the black marks near the 

 interior anyie of the fore wings. 



a, 6. Natal. From M. Gueinzius' collection. 



Rig e ma falcata. 



Mas. Pallide straminea ; palpi subdecumbentes ; antenna sub- 

 pectin i tee ; pedes antici pilosissimi ; alee anticce lanceolate, 

 falcata, acuta, vitta ceryina postice diffusa. 



Male. Pale straw-colour. Palpi very pilose, slightly decum- 

 bent, not extending beyond the head ; third joint acute, minute. 

 Antenna? slightly pectinated. Abdomen extending somewhat beyond 

 the hind wings. Legs slightly pilose; fore legs stout, very pilose ; 

 hind tibia? with four long spurs. Fore wings lanceolate, falcate, 



