532 On Heterocera from Costa Rica. 



dark brown. Body underneath pale buff, irrorated with 

 brown. Wings slate-brown ; a fuscous dentate terminal 

 line. Fore wings : base irrorated with grey, antemedial line 

 fine, dark brown, outangled on subcostal, inangled in cell, 

 sharply outcurved, then incurved, and again abruptly out- 

 curved on inner margin ; orbicular round, whitish; reniform 

 large, dull brown, edged with whitish, forming an " 8 " ; 

 traces of a dark medial line, outbent on costa ; postmedial 

 barely curved on costa, nearly straight and slightly inbent, 

 fine, dark brown, partly edged with reddish brown and 

 inwardly with whitish, followed by a dark brown patch 

 between fold and submedian ; veins on outer space shaded 

 with reddish brown ; subterminal consisting of angled black 

 spots, outwardly edged with whitish. Hind wings : a dark 

 shade on discocellular ; postmedial as on fore wings, barely 

 curved, followed by some black spots near inner margin ; 

 subterminal spots larger than on fore wings. Fore wings 

 below greyish buff, the inner margin broadly dull grey ; 

 orbicular small, black; a fuscous medial line; reniform 

 small, fuscous; postmedial fine, fuscous, edged with grey; 

 postmedial space tinged with reddish brown ; gubtern)inal 

 spots greyish. Hind wings below greyish buff ; postmedial 

 and subterminal spots as on fore wings ; a distinct medial 

 line, followed by a fuscous line on discocellular. 



Expanse 37 mm. 



Hah. Juan Vinas, 



Aiiomis gentlUs, sp. n. 



? . Palpi, head, collar, and thorax purple-brown, mottled 

 with buff scales. Fore wings red, irrorated with yellow, the 

 costal margin and veins grey-brown, irrorated with whitish 

 scales ; antemedial line slightly outbent from subcostal, fine, 

 dark brown, inwardly edged with grey ; a white point as 

 orbicular ; a medial dark line from subcostal across disco- 

 cellular, vertical to inner margin, and outw^ardly edged with 

 grey ; a wavy postmedial line, white on costa, then dark, 

 outwardly edged with grey, and only reaching vein 3 ; a 

 sinuous subterminal dark brown shade, outwardly edged with 

 paler red and shaded with white on costa ; cilia white, 

 spotted with fuscous at veins. Hind wings fuscous brown ; 

 cilia similar, tipped with Avliite. 



Expanse 26 mm. 



Hah. Esperanza. 



There is a specimen of this species in the B. M. from the 

 United States presented by Prof. C. Riley. 



