LEFIDOPTERA HETEROCERA. b\) 



i. Alae anticae margine exteriore flexo. 



32. ElJRYMENE, Dup. 



ii. Alae anticae margine exteriore non flexo. 



51. Cgenina, Walk. 

 b. Alae valde dentatae. 



a. Alae postica? margine antico non excavato. 



35. Selenia, Hubn. 



b. Alae posticae margine antico excavato. 



52. Orsonoba, Walk. 



Genus 1. DREPANODES. 



Corpus gracile. Frons angusta, plana, non fasciculata. Proboscis 

 brevis. Palpi breves, ascendentes, applicati; articulus 3us conicus, 

 parvus. Antennae longiusculae. Abdomen cylindricum. Tibiae 

 posticae plus minusve incrassatae, sulco fasciculato. Alas integrae, 

 linea una obliqua ; anticae acutae, saepissime falcatae, linea costam 

 versus saepe angulato. 



Syssaura, p., Hubn. Verz. Schmett. 150. 

 Patalene, Herr.-Sch. 

 Drepanodes, Guen. Phal. i. 66. 



Body slender. Front narrow, flat, not tufted. Proboscis short. 

 Palpi short, ascending, applied to the head ; third joint minute, 

 conical. Antennae rather long, pubescent or more or less pectinated 

 in the male. Abdomen long, cylindrical, extending as far as the 

 hind wings in the male, generally shorter in the female. Hind 

 tibiae more or less thickened, with a furrow which contains a tuft of 

 hairs. Wings entire, with a single oblique line ; fringe short. 

 Fore wings acute, very often falcate; the line often forming an 

 angle near the tip. Hind wings with the exterior border rounded ; 

 interior angle somewhat elongated. 



North America. 



1. Drepanodes Olyzonaria. 



Fcem. Rufescente-einerea; libice posticce vix incrassatce ; alee 

 nigro subconspersa, linea nigricante recta distincta iritus 

 ochraceo extus albido marginata, pun c to discali nigro ; 

 anticce falcatce, apice nigro eonspersce, linea interiore Jlexa 

 subobsoleta, margine exteriore vix convexo. 



