340 CATALOGUE OF 



Female. White, slender. Head yellow, Proboscis black, 

 stout, rather long. Palpi yellow, pubescent, rather stout, slightly 

 ascending, brown towards the tips; third joint conical, not more 

 than one-fourth of the length of the second, Antennae black, 

 moderately pectinated, setose towards the tips. Thorax luteous in 

 front. Abdomen luteous beneath. Legs smooth, slender; hind 

 tibia? with four rather short spurs. Wings elongate, broadly and 

 irregularly blackish cinereous along the exterior border. Fore wings 

 rounded at the tips, blackish cinereous along the costa, with an 

 elongated oblique black spot on the end of the discal areolet; exterior 

 border convex, very oblique ; second inferior vein a little further from 

 the third than from the first ; third full eight times further from the 

 fourth than from the second. Length of the body 6 lines; of the 

 wings 18 lines. 



a. Sierra Leone. From Mr. Foxcroft's collection. 



Genus GEN USA, C. L. H. iv. 818. 



Gen usa terminata. 



Mas. Albida, gracilis ; caput subflavescens ; palpi porrecti, crassi, 

 subflavescenles, articulo So minimo ; pedes breviusculi, tibiis 

 posticis bicalcaratis ; alee plaga magna nigricante apicali ; 

 anticcb punctis disco tribus nigris ; postica abdomen super- 

 antes. 



Male. Whitish, slender. Head slightly yellowish. Proboscis 

 obsolete. Palpi porrect, thick, partly yellowish, extending a little 

 beyond the head ; third joint extremely minute. Antennae very 

 broadly pectinated. Abdomen nearly two-thirds of the length of 

 the interior border of the hind wings ; apical tuft very small. Legs 

 smooth, slender, rather short ; hind tibiae with two short apical spurs. 

 Wings broad, with a large blackish apical patch. Fore wings 

 rounded at the tips, with three black points in a longitudinal line 

 behind the discal areolet. Length of the body 6 lines ; of the wings 

 18 lines. 



The black points on the fore wings distinguish it from all the 

 other species of this genus. 



a. Hindostan. Presented by Sir J. Hearsey. 



Genusa comparata. 



Mas. Alba ; caput, thorax anticus, abdomen pedesque antici 

 ochracea; ala? antica subcinerascente marginatum; postica 

 fascia marginali nigra. 



