LEPIDOPTERA HETEROCERA. 213 



Male. Brick-red. Vertex whitish. Legs with whitish dots. 

 Wings very thinly and minutely black-speckled; two zigzag ob- 

 lique lines which are almost obsolete and hardly darker than the 

 ground hue, but are distinguished by white points ; a black discal 

 whitish-bordered point. Fore wings with a large costal subapical 

 whitish spot, which is contiguous on its inner side to a white costal 

 point. Length of the body 9 lines ; of the wings 24 lines. 



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



Genus 46. BBOTIS. 



Corpus sat robustum. Frons subfasciculata. Proboscis valida. 

 Palpi robusti, porrecti aut subascendentes, caput superantes ; arti- 

 culus 3us conicus, parvus. Pedes graciles, glabri ; tibiae posticae 

 Don incrassatae, calcaribns longis. Alae robustae, amplae, integrae ; 

 anticae elongatae, acutae, margine exteriore recto perobliquo ; posticae 

 abdomen superantes, margine exteriore convexo vix dentato, an- 

 gulo interiore producto. Mas. — Antennae subpectinatae, apice 

 simplices. Fcem. — Antennae simplices. 



Brotis, Hubn. Verz. Schm. 303. 

 Sphacelodes, Guen. Phal. ii. 116. 



Body moderately stout. Front slightly tufted. Proboscis 

 stout. Palpi stout, porrect or slightly ascending, extending rather 

 beyond the head; third joint conical, minute. Legs slender, 

 smooth ; hind tibiae not incrassated ; spurs long. Wings robust, 

 ample, entire. Fore wings elongated, acute ; exterior border 

 straight, very oblique. Hind wings extending beyond the abdo- 

 men, with the exterior border convex, hardly scolloped ; interior 

 angle somewhat prominent. Male. — Antenna? slightly pectinated, 

 simple at the tips; branches very serried. Female. — Antennae 

 simple. 



This genus differs much from the other Ennomidcp, but appa- 

 rently still more from the other established families of the Geome- 

 trites. It resembles the preceding genus, with the exception of the 

 legs, which are quite different in structure. 



