Ileterocera from Costa Rica. 583 



subcostal ; the antemedial sligliilj oblique outwardly, fine, 

 lilacine^ oatwaidly shaded with reddish brown ; a black 

 discal point ciicled with lilacine and an oblique reddish- 

 brown medial shade from it to inner margin ; the poslmt^dial 

 slightly incurved, fine, lilacine, inwardly edged with reddish 

 brown, and with a whiiish-buff point on submedian ; a curved 

 whitish line before apex, contiuuing as a subterminal reddish- 

 brown line from just above vein 7 to vein 5, then considerably 

 insef and oblique to toruus, followed on veins by fine wdiitii^h- 

 buff spots. Hind wings : a reddish-brown antemedial line 

 straight to vein 2, then slightly incurved to inner margin 

 near angle, with buff points on veins 1 and 2 ; a postmedial 

 outcurved line from vein 5 to angle and an iucuived line 

 from costa at apex to vein 5; the lines outwardly shaded 

 with lilacine ; the postmedial and subapical lines also 

 followed by buff points on veins ; the outer margin tinged 

 with reddish brown. Underneath fuscous grey, tinged with 

 lilacine, with numerous faint black strise and irrorations. 



Expanse £k2 mm. 



Female pale olive-biown; the collar and costa dark lilacine 

 grey; tiie extreme costa buff, striated with black; the lines 

 reddish brown; no medial line; the postmedial outwardly 

 whitish and punctiform, the whitish continuing below costa 

 and angled on costa near subterminal ; the subterminal lines 

 fainter ; cilia reddish brown, tipped with lilacine. 



Expanse 56 mm. 



Hah. Carillo, Tuis, Sixola. 



Microgonia bilinea, sp. n. 



(^ . Head and thorax olive-brown; abdomen greyish 

 brown. Fore wings olive-brown, thinly striated with black ; 

 a dull brown antemedial line forming three outcurves and 

 with white points on median and submedian ; a black discal 

 point ; postmedial heavily maiked, geminate, black, separated 

 by a greyish line, the inner part of line angled at vein 7 and 

 incurved to costa, faintly marked, the outer part to apex, 

 which is much suffused with black ; a lilacine buff shade 

 beyond line, expanding to tornus and crossed by an irregular 

 daiker shade. Hind wings olive-brown to medial line, 

 which is heavily marked, black, and is followed by a broad 

 lilacine buff' shade, limited by a dark greyish derjtate sub- 

 terminal shade; the outer margin somewiiat daiker than 

 postmedial space; a large black spot postmedially below 

 costa. Underneath lilacine buff, striated and irrorated with 

 black ; black discal points. Fore wings : the postmedial 



