LEPIDOPTERA HETEROCERA. 1075 



Male. Pale fawn-colour. Head, palpi pavtly above and at 

 the tips, and thorax on each side and partly in the disk, dark brown. 

 Antennae testaceous, with ferruginous branches. Pectus and femora 

 whitish. Tibiae and tarsi testaceous, with brown bands. Fore 

 wings irregularly marked with brown streaks, which are mostly lan- 

 ceolate; under side pale, with two or three discal brown spots. 

 Hind wings pale, with a brown border above and two brown spots 

 beneath, one discal, the other marginal. Length of the body 9 

 lines ; of the wings 19 lines. 



a. ? Presented by E. Doubleday, Esq. 



Genus 57. RILIA. 



Fcem. Corpus vix robustum. Proboscis non conspicua. 

 Palpi graciles, porrecti, subtus longe pilosi, caput paullo superantes ; 

 articulus 3us longiconicus, acuminatus. Antennae mediocriter pec- 

 tinatae. Abdomen alas posticas non superans. Pedes sat graciles ; 

 tibiae anticae extus ciliatae, posticae calcaribus quatuor longiusculis. 

 Alae sat longae ; anticae subangustae, sublanceolatae, apud costam 

 subconvexae, apice subacuminatae, margine exteriore perobliquo. 



Female. Body hardly stout. Proboscis not visible. Palpi 

 slender, porrect, with long hairs beneath, extending a little beyond 

 the head; third joint elongate-conical, acuminated. Antennae mo- 

 derately pectinated. Abdomen extending as far as the hind wings. 

 Legs rather slender; fore tibiae and fore tarsi at the base with long 

 hairs on the outer side; hind tibiae with four moderately long spurs. 

 Wings rather long. Fore wings rather narrow, sublanceolate, 

 slightly convex along the costa, almost acuminated at the tips, ex- 

 tremely oblique along the exterior border ; interior angle extremely 

 obtuse ; discal areolet intersected by a secondary vein ; second 

 inferior vein hardly further from the third than from the first ; third 

 nearly thrice further from the fourth than from the second. 



1. RlLIA LANCEOLATA. 



Foem. Cervina ; abdomen pallide testaceum ; femora posteriora 

 albido pilosa; alee anticce striyis nigricantibus et albidis 

 fasciaque exteriore submarginali gracili nigra; posticce albido- 

 testacea. 



Female. Fawn-colour. Abdomen pale testaceous. Posterior 

 femora with whitish hairs. Fore wings with irregular blackish and 

 whitish streaks, the latter chiefly near the borders ; a submarginal 



2d 2 



