Heterocera from Costa Rica. 16 



brown, straight from costa^ very faint below vein 4; 

 marginal black points; outer margin angled at vein 4. Hind 

 wings : a fine antemedial line ; medial line black, irregular, 

 outwardly edged with grey ; subterniinal indistinct, gemi- 

 nate, finely wavy ; marginal black points ; wing produced 

 at vein 4. Wings below greyish buff, irrorated with light 

 brown ; black discal points ; medial and postmedial lines 

 very fine, wavy ; subterniinal indistinct, broken into spots. 



Expanse 34 mm. 



IJah. Guapiles. 



Focilla vulgaris, sp. n. 



? . Head and thorax brown. Abdomen fuscous. Fore 

 wings dull brown, tinged with grey on basal third and post- 

 medial space; the antemedial line fine, wavy, brown ; a 

 velvety-black point as orbicular; a small brown spot on 

 costa above orbicular ; outer portion of medial space to post- 

 medial line clearer brown, on which the reniform stands out 

 distinct ; reniform grey-brown, edged below by a buff line ; 

 postmedial fine, dark brown, outwardly edged on costa with 

 light brown ; subterniinal line fine, buff, deeply dentate, 

 indistinct below vein 6, separating the greyish postmedial 

 space from the brown outer margin ; a subterminal oblique 

 buff line between G and 8 inwardly shaded with velvety black- 

 brown, and followed by a similar shade to apex ; a wavy 

 terminal brown line. Hind wings greyish brown ; an ante- 

 medial brown shade and a medial brown line ; a slightly 

 curved brown shade from outer margin at vein 5 to anal 

 angle, where it is broader and followed by a yellowish-white 

 line. Wings below dull brown, irrorated with white espe- 

 cially on hind wings ; a fine postmedial line partly shaded 

 with white ; a marginal small white spot between 6 and 7 

 on fore wings. Fore wings incurved from apex to vein 4 ; 

 hind wings produced at vein 4 and crenulate to anal angle. 



Expanse 37 mm. 



Hab. Tuis. 



A widely distributed species. 



Focilla nescia, sp. n. 



? . Body and wings brown, faintly tinged with lilacine. 

 Wings faintly produced at vein 4. Fore wings : the lines 

 dark brown ; a basal line on costa outwardly edged with 

 white ; the antemedial oblique on costa, inset and outcurved 

 from subcostal vein, then outwardly oblique below submedian, 

 inwardly edged with white on costa, at subcostal, and at sub- 



