LEPIDOPTERA HF.TEROCERA. 1175 



wings pale luteous. Fore wings grayish along the exterior border 

 towards the tips. Hind wings with two slender gray slightly undu- 

 lating bands; interior border brown, with whitish spots. Length of 

 the body 4^ — 6 lines; of the wings 12 — 17 lines. 



a, b. Venezuela. From Mr. Dyson's collection. 



Genus 9. PROTHYSANA. 



Mas. Corpus pilosum, sat gracile. Proboscis non conspicua. 

 Palpi validi, porrecti, densissirae pilosi, caput paullo superantes. 

 Antennae sat late pectinatae, thorace breviores. Abdomen oblanceo- 

 latum, alas posticas non superans. Pedes validi, dense ciliati ; tibia; 

 posticae calcaribus quatuor breviusculis. AI33 latae ; anticae apud 

 costam subconvexae, apice angulatae ; margine exleriore subobliquo 

 vix convexo. 



Male. Body pilose, rather slender. Proboscis very short or 

 obsolete. Palpi stout, porrect, extending rather beyond the head, 

 very deeply and thickly pilose. Antennae moderately deeply pecti- 

 nated, shorter than the thorax. Abdomen oblanceolate, not extend- 

 ing beyond the hind wings. Legs stout; femora and tibiae deeply 

 and thickly ciliated ; hind tibiae with four rather short spurs. Wings 

 broad. Fore wings very slightly convex along the costa, almost 

 rectangular at the tips, slightly oblique and hardly convex along 

 the exterior border ; first and second inferior veins near together at 

 the base. 



1. Prothysana terminalis. 



Mas. Ferruginea ; palpi pedesque supra fusci; ala? antica apud 

 costam albo varia, fasciis duabus una carta altera testacea 

 maculaque apicali testacea lunulis nigris intersecta ; postica 

 fuscai macula postica testacea. 



Male. Ferruginous. Palpi brown above. Antennae with 

 black branches. Legs testaceous ; femora and tibiae mostly brown 

 above. Fore wings interrupted by white along the costa, with a 

 testaceous apical spot, which is intersected by black lunules, with a 

 testaceous band (which is reddish in front) at one-third of the 

 length of the wing ; between this and the apical spot there is a 

 slender undulating hardly oblique hoary baud. Hind wings brown, 

 with a testaceous spot by the interior angle; underside ferruginous, 

 with three or four zigzag variously formed brown bands ; fringe 

 partly white. Length of the body 6 — 7 lines ; of the wings 14 — 16 

 lines. 



Rio Janeiro. In Mr. Fry's collection. 



