Heterocera from Costa Rica. 41 



inwaidly edged by a dark line, and outwardly crossed -by a 

 similar line and some green scales; the postmedial blackish, 

 lunular, dentate, only slightly outcurved, and outwardly sliaded 

 with green ; veins 2, 3, and 5 on postmedial space edged witii 

 roseate brown to subterminal line, which is white, indentate 

 just above submedian, spotted with roseate brown on veins; 

 outer margin with a broad green shade, interrupted by the 

 veins, which are brown irrorated with lilacine, and incurved 

 between the veins, leaving terminal brown spots; fringe 

 roseate brown at base, tipped with dark brown. Hind wings 

 fuscous brown, tinged with roseate ; the fringe roseate. 



Expanse 53 mm. 



Hah. Tuis, Juan Vinas. 



Ileterochroma exuiidata, sp. n. 



^ . Head and collar mottled buff-grey and dark brown, 

 the collar shaded posteriorly with green. Thorax mottled 

 brown and green. Abdomen grey-brown, with pale sub- 

 dorsal tufts. Fore wings brown ; patches at base below cell 

 to antemedial, the orbicular and a spot below it, also large 

 subterminal patches, obsolescent between veins 3 and 4, very 

 dark brown, partly edged with black ; the antemedial and 

 postmedial line fine, wavy, black, broadly shaded with green ; 

 a green basal line and green mottlings along costa; the 

 orbicular, reniform, and spot below orbicular partly edged 

 with white ; the subterminal patches outwardly edged by a 

 wavy white line, lunular on costa, which immediately distin- 

 guishes this species from IJ. beryllus, Gn. ; the subterminal 

 space between 3 and 4 light brown ; the outer margin pale 

 olivaceous brown, with irregular dark terminal spots between 

 the veins inwardly shaded with buff, which extends on to 

 fringe at veins; the veins outwardly speckled black and 

 white. Hind wings fuscous brown, palest at base, but not 

 white as in H. beryllus ; a darker postmedial and terminal 

 line. 



Expanse, ^ 39, $ 42 mm. 



Hab. Juan Vinas. 



Eeterocliroma h'gata, sp. n. 

 Head, collar, and thorax brown, mottled with buff. Abdo- 

 men buff, shaded with light brown. Fore wings brown, 

 mottled with lighter brown and buff, darker brown before 

 and beyond reniform; antemedial, medial, and postmedial 

 light brown lines on costa, edged with dark brown ; veins 

 irrorated with grey and light brown ; some black-brown at 



