Heterocera from Costa Rica. 523 



Orsajlava, sp. n. 



c? . Palpi dark grey. Head and collar grey ; white spots 

 on frons. Thorax yellow, shaded with grey in front. 

 Abdomen yellow ; a roseate line on basal segment, the 

 terminal segments shaded with roseate. Witigs bright 

 yellow. Fore wings : tlie costa and outer margin broadly 

 lilacine grey, tlie costa finely irrorated with black ; some 

 roseate scales at base below cell ; a subbasal crimson spot on 

 inner margin ; antemedial fine, black on costa and cell, 

 roseate from cell to submedian ; orbicular a small dark 

 point; medial and postmedial fine, curved on costa, black, 

 from cell and vein 3 to inner margin inbent, roseate, the 

 latter crossing below costa a reddish-brown sliade which fills 

 in tlie angle formed by the subterminal fuscous line, which 

 is nearly straight and parallel with ternien ; a dark grey 

 shade at apex. Hind wings : a medial dark roseate shade 

 enclosing a white discal spot irrorated with black ; a post- 

 medial roseate line, finely streaked with dark grey except 

 near costa; an irregular punctiform and geminate sub- 

 terminal line ; apex shaded with dark red ; a terminal black 

 line. Underneath similar, but duller, the lines fuscous. 



Expanse 29 mm. 



Hub. Sixola, Guapiles. 



Isogona capitalis, sp. n. 



(J . Palpi, liead, and collar bright reddish brown. Thorax, 

 abdomen, and wings fuscous slate-colour ; anal hairs and 

 lines buff-brown. Fore wings : antemedial line slightly 

 outbent ; a line from apex to beyond middle of inner margin, 

 joined between veins 6 and 7 by an oblique, slightly down- 

 curved line from costa above discocellular ; spots small, 

 hardly perceptible ; a marginal line from apex to termen at 

 vein 6, sharply inangled and then straight to tornus. Hind 

 wings : a postmedial straight line. 



Expanse 30 ram. 



Bab. Avangarez, Sixola. 



The specimen from Sixola differs in having the lines 

 geminate. 



Capnodes hersilea, sp. n. 



^ . Palpi : second joint brown ; third joint buff-brown. 

 Head and collar brown, thorax and abdomen dull darker 

 brown. Wings dull dark brown ; a terminal darker line 

 inwardly defined by a fine buff-brown edging. Fore wings : 



