494 I'ROCEEDIXGS OF THE NATIONAL MUSEUM. vol. xxx. 



TUnrhn'mg. — With the whole outer two-thirds brilliant silvery; inner 

 row of spots only shown as dark dots on median and submedian veins; 

 the gray border narrower, runnino- from apex to middle of margin 

 only, with marginal diamond and gray fringe; fringe at anal angle 

 consisting of coarse, rough spatulate hairs, protruding irregularl3^; 

 beyond middle of innei- margin a bed of coarse purple scales preceded 

 b}^ a tuft of long dark radiating scales. 



Under side white, with the marginal border purple, thinned out on 

 hind margin nearly to anal angle. 



Head and thorax brown; shoulders and patagia white; abdomen 

 ochreous; both thorax and abdomen are prol^ably white when fresh. 



Female without the silvery gloss; the hindwing with ochreous stria- 

 tions in outer half, here again the abdomen and legs are dirty brown, 

 probabl}^ stained from white. 



KipaiiKe of wings. — 27 mm. 



Locallti/. — St. Laurent, Maroni River, French Guiana; 1 male, 1 

 female, September, 1904. 



In the male the hind margin of forewing is slightly bent at vein 4. 



TyjX'.—OAi. No. 9334, U.S.N.M. 



BERBERODES? DELICATA, new species. 



Fortiving. — Female pale straw-color, semitransparent; cell spot 

 metallic, black, transversely linear; just beforejt on costa a dark spot 

 indicates a curved basal line; a sinuous lustrous violet line from apex 

 follows or rather rests upon a broad purplish parallel band, both 

 becoming brown below vein 3 and not reaching inner margin; marginal 

 area brown; fringe yellow beyond cell, marked with purplish black 

 above and below. 



UlTidvnng. — With slight brownish band at base and Ijroad marginal 

 border, deeper at apex; two or three dark marginal spots at apex; 

 fringe pale. 



Underwing pale straw-color; forewing with l)lacl< cell spot and 

 l)r()ad ])urplish marginal border; hindwing with the border restricted 

 to apical half of margin. 



Head, thorax, and abdomen pale straw-color. 



E.vpauHe of vHHgs. — 17 nun. 



Locality. — St. Laurent, Maroni River, French Guiana; November, 

 1904. 



As the single specimen is a female. 1 leave it in Berherodes., but it 

 will very likel}- form the nucleus of a new genus. 



Type.'— Cat. No. 9335, U.S.N.M. 



BERBERODES SIMPLEX new species. 



Forewing. — A\'i(h (he white ground obscured by violet-fuscous suf- 

 fusion and stria'; the costa broadly yellow, with minute brown dots 

 along the edge, with two white spaces projecting somewhat triangu- 



