NEW SPECIES OF MOTHS — SOHAUS 553 



white, the hind wing with the inner margin broadly white, the cilia 

 on both wings white. 



Expanse, 45 nun. 



Habitat. — Jepelacio, north Peru. 



Type.—V.S.NM. no. 34734. 



Allied to M. dasra Dognin, but very different underneath. 



Genus RIFARGIA Walker 



RIPARGIA MOLLERI. new species 



Female. — Head deep olive-buff; collar in front fuscous, posteriorly 

 also thorax whitish with gray vertical Hues. Abdomen above vina- 

 ceous-gray, underneath white. Fore wing grayish white with dark 

 irrorations and fine dark lines; the subbasal line wavy, partly double; 

 antemedial Une double, faintly lunular, vertical to median, then 

 more wavy, filled in and edged with fuscous scales, expanding on 

 inner margin; medial Une double approximated across discocellular ; 

 postmedial line double, vertical from costa to vein 4, then wavily 

 incurved followed below vein 3 by four small black spots forming 

 part of similar spots upbent to costa before apex; a fine terminal 

 black hne; cilia whitish with black spots at veins. Hind wing white, 

 the termen broadly deep grayish olive, the ciha white. Fore wing 

 below deep grayish olive, faintly whitish on discocellular, the ciUa 

 white with black points at veins, and on costa near apex. Hind wing 

 below as above. 



Expanse, 40 mm. 



Habitat. — Hansa Humboldt, Brazil. 



T^/pe.— U.S.N.M. no. 34730. 



Described from a imique specimen. 



RIFARGIA EDVINA, new species 



Male. — Head dark grayish drab; collar partly clay color; thorax 

 and patagia drab-gray; abdomen dorsally Ught drab, laterally drab, 

 underneath white. Fore wing above whitish, the markmgs dark 

 ohve-buff; a basal patch on costa; a broad antemedial fascia below 

 cell to inner margin where it expands toward base and is joined at 

 cell by a narrow medial spot from costa; a postmedial black line wavilj 

 inbent to vein 3, preceded by a similar Hne from vein 5 forming large 

 lunules to inner margin, these lines followed by a narrow shade from 

 costa to vein 3, where it expands to termen filling the tornalspa.ce; 

 a fine subterminal black line with projecting streaks on veins. Hind 

 wing above white, the termen narrowly dark drab. Fore wing below 

 white on inner margin and termen; below costa a blackish-brown 

 shade from base expanding toward termen, projecting dark lines on 



