LEPIDOPTERA HETEROCERA. 519 



ORTOSPEDA TRXLINEATA. 



Mas. Ochracea ; alee subtus lineis iribus fuscis flexis angulatis. 



Male. Ochraceous. Wings beneath with three transverse 

 brown lines, which are much beni outward and form a distinct angle 

 in the middle. Length of the body 8 lines ; of the wings 20 lines. 



Bogota. In Mr. BircbaU's collection. 



Genus R IS AM A. 



Fcem. Corpus la?ve, sat valid uin. Proboscis nulla. Palpi 

 longi, laBves, graciles, subdeoumbeutes ; articulus 3us 2o paullo 

 brevior. Antennae glabra?, robustie. Abdomen alas posticus. paullo 

 superaus. Pedes longi, glabri, validi ; calcavia longa. Ala; antioa? 

 longissima?, falcatas, acuta?, costa ba»i couvexa, raargine exteriore 

 apud angulum interiorem inciso. 



Female. Body smooth, moderately stout. Proboscis obsolete. 

 Palpi long, smooih, slender, slightly decumbent; third joint linear, 

 a little shorter than the second. Antennae smooth, stout. Abdomen 

 extending a little beyond the hind wings. Legs long, smooth, 

 stout; hind tibia? with (our long >>leuder spurs. Wings rather broad. 

 Fore wings falcate, acute, very long ; costa convex towards the 

 base; exterior border nearly straight, very oblique, notched at the 

 interior angle ; the four inferior veins nearly equally distant from 

 each other. Hind wings elongate, hardly acute. 



Risama PICTA. 



Fcem. Flam ; caput cervinum, fusco fascia turn; palpi fusci; 

 antenna cervhue, basi fuscce ; thorax lateribus anticis fuscis, 

 tegulis posticis roseis ; abdominis segmenta roseo fasciata ; 

 alee roseo variee, lituris transversis fuscis ; posticce fascia 

 antemedia fusca interrupta guttas luteas maculamque vitream 

 includente. 



Female. Yellow. Head and thorax fawn-colour, the former 

 with a dark brown baud between the antenna?. Palpi dark brown. 

 Antenna? fawn-colour, brown above towards the base. Thorax 

 dark brown on each side in front. Hind tegula? rosy. Abdomen 

 with irregular rosy bands. Fore wings tinged with rosy, excepting 



S3 



