270 Mr. W. Schaus on 



subterminal fuscous spots between veins shaded with buff 

 near toriius. Iliud wings white ; fine terminal fuscous 

 irrorations ; a fuscous-brown streak near inner margin from 

 base, ending in a fuscous shade at anal angle. Underneath 

 white. Fore wings : tiie veins on terminal half fuscous; the 

 postraedial area shaded with fuscous above vein 4 ; a sub- 

 terminal dentate fuscous shade ; sagittate fuscous spots on 

 veins terminally. Hind wings : a small fuscous shade at 

 anal angle. 



? . Fore wings rather darker, the markings very confused. 

 Hind wings fuscous ; the basal area in and below cell shaded 

 with white ; a curved whitish line above anal angle. 



Exi)anse 45 mm. 



Bab. Sixola, Juan Vinas. 



Dicentria tacita, sp. n. 



Palpi, head, and collar medially brownish buff ; collar 

 otherwise, and thorax mottled brown and fuscous. Abdomen 

 above fuscous brown, the terminal segments whitish buff. 

 Fore wings brown, irrorated with fuscous at base, below cell 

 and vein 2, and on outer margin between veins 2 and 4 ; 

 traces of dark brown lines between the veins beyond cell ; 

 marginal white spots at tornus and between veins 2 and 4; 

 black marginal spots between veins 6 and 8. Hind wings 

 white ; some brownish scales terminally ; a fuscous-brown 

 shade along inner margin. 



Expanse 34 mm. 



Hub. Sixola. 



Dicentria Umosoides, sp. n. 



^ . Head, collar, and thorax mottled light brown and 

 fuscous; some silvery white scales on patagia. Fore wings 

 brown; the costal margin, apex, and cell paler, shaded with 

 olive-green and pale buff; an olive-green spot at end of cell, 

 edged with whitisii ; postmedial line geminate, dentate, 

 lunular and punctiform on veins, rather indistinct ; no streaks 

 between the veins ; elongated subterminal fuscous spots, 

 outwardly shaded with white on costa and at tornus; veins 

 broadly tipped with black. Hind wings white ; a terminal 

 brown line; veins terminally shaded with brown ; a fuscous 

 shade at apex ; a fuscous line near inner margin ; anal angle 

 fuscous. 



Expanse 32 mm. 



?. The markings more distinct; a geminate antemedial 

 line ; the subterminal spots all shaded outwardly with buff. 

 Hind wings whitish ; the margins broadly fuscous. 



