LEPIDOPTERA HETEROCERA. 1195 



Male. Ochraceous. Antennae testaceous. Tibiae and tarsi 

 gray. Abdomen extending to about two-thirds of the breadth of 

 the hind wings. Wings with a slender brown band, which extends 

 from near the tips of the fore wings to half the length of the interior 

 border of the hind wings, and has a pale inner border; under side 

 with a few black dots of various size, and with a very indistinct 

 pale submarginal band. Fore wings hardly falcate, with two white 

 discal dots, the one behind the other. Length of the body 9 lines : 

 of the wings 28 lines. 



Brazil. In Mr. Saunders' collection. 



Genus 23. THENOPA. 



Mas. Corpus sat gracile. Proboscis non conspicua. Palpi 

 porrecti, sat graciles, caput perpaullo superantes : articulus 3us longi- 

 conicus, acutus. Antennae subpectinatae, thorace non longiores. 

 Abdomen alas posticas longe superans. Pedes graciles, subnudi ; 

 tibiae posticae calcaribus duobus parvis apicalibus. Alae angustae ; 

 anticae longiusculae, apud costam rectae, apice rotundatae, margine 

 exteriore unduloso perobliquo. 



Male. Body rather slender. Proboscis not visible. Palpi 

 porrect, rather slender, extending very little beyond the head; third 

 joint elongate-conical, acute. Antennae slightly pectinated, as long 

 as the thorax. Abdomen extending for nearly half its length be- 

 yond the hind wings. Legs slender, nearly bare ; hind tibiae with 

 two small apical spurs. Wings narrow. Fore wings rather long, 

 straight in front, rounded at the tips, undulating and extremely ob- 

 lique along the exterior border ; interior angle rounded ; three infe- 

 rior veins; second about four times further from the third than from 

 the first. 



1. Thenopa diversa. 



Mas. Lutea ; palpi rufescentes ; abdomen supra fuscum ; alct 

 fuscce, fascia lata lutea, subtus apice ferruginece. 



Male. Luteous, Palpi reddish. Abdomen brown above. 

 Wings brown, with a broad luteous band, which extends from about 

 the middle of the costa of the fore wings to two-thirds of the length 

 of the interior border of the hind wings; under side ferruginous at 

 the tips. Length of the body 5 lines ; of the wings 11 lines. 



a. ? Presented by E. Doubleday, Esq. 



2o2 



