W. SCHAUS ;) 



very broadly black; cilia white. Wings below whitish, the terminal third 

 tinged with lilacine browTi; on fore wings a large black postmedial shade, not 

 reaching costa, or inner margin; apex white. Expanse, 37 mm. 



Habitat: St. Jean, Maroni River, French Guiana. 



Pharga barbara sp. n. 



cT'. Palpi fuscous bro^\Ti fringed above with ocher. Head, collar, thorax, 

 basal and anal hairs of abdomen, and fore wings yellowish ocher. Abdomen 

 and hind wings dull fuscous brown. Fore wings irrorated with brown; the 

 inner margin shaded with brown from base to beyond middle; a black discal 

 point; a postmedial outciu'ved i:)rownish shade, somewhat macular, followed 

 by similar lunular-dentate lines except between veins 4 and 6; the veins de- 

 fined by darker irrorations on either side. Marginal l)lack points on inter- 

 spaces. Hind wings: cilia yellowish ochor. Fore wings below shaded with 

 fuscous except on margins. Hind wings below yellowish ocher irrorated with 

 brown on costal and outer margins; a dark round discal spot and faint post- 

 medial shade. E.xpanse, 4.5 mm. 



Habitat: Nova Friburgo, Brazil. 



XOTODONTIDAE 

 ARPEMA gen. nov. 



cT. Palpi uptiu-ned, short, not reaching vertex; second joint heavily fringed; 

 third joint very small, roughly scaled. Head without prominent tufts. An- 

 tennae bipectinated for two-thirds of their length. Abdomen long. Fore 

 wings: outer margin oblique; vein 2 well beyond middle of cell; vein 3 before 

 lower angle; 4 from lower angle; .5 just above middle of discocehular; areole 

 long and narrow; vein 6 before middle of areole; 7, 8 and 9, 10 from end of 

 areole; 11 free. Hind wings triangular; costal margin convex at base; veins 

 3 and 4 from lower angle; 5 above middle of discocellular; 6 and 7 from upper 

 angle; 8 connected with 7 before middle of cell by a bar. 



Type of genus, Arpema megaJopia Schaus. 



Arpema megalopia sp. n. 



d". Va\]i'i fuscous brown. Head yellow brown. Collar fuscous brown 

 Thorax light bro\\ii, the patagiae lilacine irrorated with dark browii. Abdo- 

 men orange brown. Fore wings: base narrowly mottled steel gray and white, 

 limited by an inbent, irregular whiter line, the costal edge orange bro\\-n; an- 

 temedial space brown, the scales broad, each scale ti[)ped with fuscor.s brown, 

 vaguely limited by a fine, iiTegular, outcurved line; space beyond gray irro- 

 rated with brown, hmited by a fine dark line, angled on costa, and faintly 

 incurved, so the gray space is widest on costa and inner margin; this line is 

 followed by a white line which is outbent on costa, is outwardly shatled with 

 orange brown and then followed by a broad dark brown shade extending to 

 costa and tormis, the scales forniing it smaller than on antoniodial sj)ace; and 



TKAXS. AM. EXT. SOC., XLI. 



