TIeterocera from Costa Rica. 587 



terminal rust-brown line, wavy and interrupted, deeply den- 

 tate from vein 3 to inner margin ; lines dark olive-brown, 

 crossed by a line of lilacine wliite scales, and finely edged on 

 medial side with reddish brown ; the antemedial wavy ; the 

 outer line angled at vein 7 and crenulate, followed on costa 

 by a grey and brown spot edged with whitish ; a black discal 

 point. Hind wings fuscous, tinged with rust-brown on inner 

 margin and subterminally ; a black discal point; a post- 

 medial crenulate brown-black line, outwardly edged with 

 grey ; termen whitish buff, with some fuscous and brown 

 strife ; cilia rust-brown from vein 6 to anal angle, whitish 

 buff above 6. Underneath lilacine grey, with some brown 

 irrorations; black discal points; a fine crenulate outer line, 

 followed by a broad rust-brown shade; the termen broadly 

 white from vein 5 to apex on fore wings and from apex to 

 anal angle on hind wings. 



Expanse 70 mm. 



Hub. Tuis. 



Cirsodes agger ata, sp. n. 



(^ . Palpi olive-brown, third joint whitish buff; frons 

 whitish buff below, dark brown above and on vertex, with a 

 whitish-buff' shade between antenna. Collar, thorax, and 

 abdomen above olivaceous grey-brown. Body below and 

 leo-s buff, irrorated with black. Wings above olivaceous 

 grt;y-brown, with a few scattered black scales and terminal 

 black points at veins. Fore wings : a fine brownish ante- 

 medial line, punctiform on veins; a faintly darker shade at 

 end of cell ; outer line angled below costa near apex, fine, 

 dark reddish brown to inner margin at 5 mm. from tornus. 

 Hind wings : a fine dark outer line, slightly thickened on 

 veins ; a faint subterminal dentate shade. Wings below- 

 whitish buff, with large violaceous irrorations; the lines 

 replaced by bioad violaceous-grey shades. Fore wings : a 

 subterminal dentate shade and some reddish-brown mottling 

 from vein 3 to costa and on discal spot. Hind wings : a 

 small discal spot; subterminal fuscous and reddish-browa 

 points. 



Expanse 40 mm. 



Female : collar and thorax olivaceous buff. Abdomen and 

 wings pale buff, thickly irrorated with violaceous black; 

 the lines tine dark brown. Underneath whiter, with grey 

 and black irrorations ; the lines fine as above. Fore wings : 

 a brownish discal spot and a large reddish-brown shade across 



39* 



