Ileterocera from Costa Rica. 115 



Mictochroa amhiijua, sp. n. 



S . Frons tuscous brown ; vertex, collar, and thorax 

 roseate brown ; abdomen grey wltli darker irrorations. Fore 

 wings roseate brown, thinly irrorated with black; lines 

 fine, black, the antemedial and medial indistinct, the post- 

 medial distinct, finely wavy and outcurved ; cilia fuscous. 

 Hind wings fuscous grey ; cilia roseate bufF mottled with 

 black. 



Kxpanse 26 mm. 



Ilab. Juan Vinas. 



Chalenala noxia, sp. n. 



Palpi, head, collar, and shoulders dark brown ; thorax and 

 abdomen creamy white irrorated with brown. Fore wings 

 creamy buff ; costa at base and medially shaded with dark 

 brown ; traces of an antemedial fine rust-brown line ; 

 oibicular a black point ; a broad medial shade, widest at end 

 of cell and on costa, its outer edge dentately outcurved 

 beyond cell, dark brown, inwardly shaded with rust-brown, 

 and with a fuscous shade on discocellular ; postmedial and 

 subterminal rust-brown spots between the veins, partly 

 sufiusing ; marginal brown shadings broadest between veins 

 3 and 5 ; terminal fuscous spots between the veins; cilia 

 mottled black and grey. Hind wings fuscous grey. 



Expanse 20 mm. 



Hab. Juan Vinas. 



Ozarha agraria, sp. n. 



$ . Head, collar, and thorax lilacine brown, shaded and 

 irrorated with black ; abdomen fuscous brown with pale 

 transverse lines. Fore wings brown, palest on outer margin ; 

 base shaded with fuscous, with traces of a buft-brovvn basal 

 line ; antemedial buff-brown, outcurved below cell, shaded 

 on either side with iuscous brown ; a wavy fuscous-brown 

 geminate medial line ; reniform space to costa buff, with a 

 downcurved buff shade between 3 and 4, containing some 

 greyish scales ; postmedial buff, incurved, oblique from costa, 

 angled between 7 and 6, and 5 and 4, then wavy to inner 

 margin, edged with fuscous brown, which is velvety out- 

 wardly from costa to vein 6, followed by a fuscous-brown 

 shade and a velvety streak between veins 6 and 7 to sub- 

 terminal ; subterminal fine, buff, wavy, followed by a velvety 

 browu-black spot at apex ; a dark terminal line, somewhat 



8* 



