LEPIDOPTERA HETEROCERA. 1195 



Female. Body stout. Frontal tuft prominent. Proboscis of the 

 usual length. Palpi stout, obliquely ascending, more than twice lopger 

 than the breadth of the head, rising much higher than the vertex ; 

 second joint with a short fringe above ; third lanceolate, a little more 

 than half the length of the second, fringed above and beneath, the 

 upper fringe more than twice the length of the lower one. Antennae 

 minutely pubescent. Thorax with a high ridged crest behind the 

 fore tegulae. Abdomen extending a little beyond the hind wings. 

 Legs stout, slightly pilose ; spurs long. Wings broad. Fore wings 

 subfalcate ; costa convex ; exterior border slightly notched from the 

 costa to two-thirds of its length, where it is much excavated ; first, 

 secoud and third inferior veins approximate at the base; fourth 

 moderately remote ; interior border excavated for half the length 

 from the base. 



Rhescipha obtusa. 



Fcem. Cervina ; corpus subtus album ; pedes posteriores tarsique 

 antici albi ; alee anticce niyro subconspersce, gutta submarginali 

 fiava ochraceo conspersa, plaga postica parva purpurea. 



Female. Fawn-colour, pale cinereous fawn-colour beneath. 

 Body beneath, fore tarsi and posterior legs white. Fore wings thinly 

 and minutely black-speckled, with a yellow ochraceous-speckled dot 

 near the exterior border between the third and fourth inferior veins ; 

 a small purple patch at the end of the excavated part of the interior 

 border. Length of the body 10 lines ; of the wings 23 lines. 



«. Brazil. From Mr. Wallace's collection. 



Genus PERTA. 



Fcem. Corpus sat gracile. Fasciculus frontalis productus, 

 acutus. Proboscis gracilis. Palpi graciles, angulati, verticem 

 superantes ; articulus 2us apicem versus subfimbriatus ; 3us linearis, 

 2i dimidio vix brevior. Antennae graciles, subsetulosae, subpubes- 

 centes. Abdomen lanceolatum, apice subcompressum, alas posticas 

 vix superans. Pedes glabri, graciles ; calcaria longa, gracilia. 

 Alae anticae elongatae, acutae, margine exteriore subconvexo sat 

 obliquo. 



Female. Body rather slender. Frontal tuft prominent, acute. 

 Proboscis slender. Palpi slender, rising higher than the vertex ; 

 second joint squamous, nearly erect, slightly fringed above towards 



H2 



