HETEROCEROUS LEPIDOPTERA. 7 



lanceolate minirao ; an tennis pectin atis ; thorace albo biplugiato ; ab- 

 domine ochraceo bivittato alas posticas dimidio superante, fasciculo 

 apicali minim o ; pedibus albis fusco pallido vittatis ; alis anticis vitta 

 media lata luteo-alba basi apiceque attenuata ; alis posticis vitta 

 media lata ochracea. Fcem. 4-ntennis setulosis. 



Male. Black. Body white beneath. Head white. Proboscis 

 brown. Palpi white, striped with brown on each side, smooth, slen- 

 der, curved, obliquely ascending, not rising so high as the vertex ; 

 third joint lanceolate, very minute. Antennae moderately pectinated. 

 Thorax with a white patch on each side. Abdomen with an 

 ochraceous stripe on each side, extending for half its length beyond 

 the hind wings ; apical tuft very small. Legs white, smooth, slender, 

 striped with pale brown ; spurs long. Wings narrow. Fore wings 

 with a broad luteous white middle stripe, which is attenuated at 

 each end and is ochraceous beneath, and does not extend to the 

 border. Female. Third joint of the palpi conical. Antennae mi- 

 nutely setulose. Abdomen extending much beyond the hind wings. 

 Length of the body 5 6 lines ; of the wings 15 16 lines. 



8. PERICOPIS TRISTIS. Fcem. Cinereo-nigra ; palpis porrectis 

 gracilibus caput longe superantibus articulo 3o lanceolato ; antennis 

 setulosis ; abdomine cyanescente apice subtus luteo ; alis anticis fascia 

 sordide alba non obliqua, alis posticis maculis apud marginem inte- 

 riorem albis, alis quatuor subtus gutta basali coceinea. 



Female. Cinereous-black. Palpi porrect, slender, smooth, ex- 

 tending much beyond the head, not longer than the breadth of the 

 latter ; third joint lanceolate, much shorter than the second. An- 

 tennae very minutely setulose. Abdomen with a bluish tinge, not 

 extending beyond the hind wings ; tip luteous beneath. Legs 

 smooth; spurs moderately long. Fore wings with a dingy white 

 upright band, which extends from two-thirds of the length of the 

 costa to the end of the interior border. Hind wings with white 

 spots along the interior border ; these spots in the middle part are 

 very small. Wings beneath with a crimson dot at the base. Length 

 of the body 9 lines ; of the wings 28i lines. 



Gen. LAMA, n. 



Fcem. Corpus cylindricum. Proboscis mediocris. Palpi Iseves, 

 graciles, porrecti, caput sat superantes ; articulus 3us conicus, mi- 

 nimus. Antennae robustae, breviusculae. Abdomen cylindricum, 

 alas posticas non superans. Pedes laeves ; calcaria brevia. Ala) 

 anticae longae, subrotundatae, margine exteriore rotundato sat ob- 

 liquo. 



Female. Body cylindrical. Proboscis moderately long. Palpi 



