214 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. 40. 



costal spot is a small black costal dash; around the edge of the wing 

 is a thin black line from the large costal spot to tornus, on which a 

 series of small black dots, one at the terminus of each vein. Cilia 

 dirty white. Hindwings dark, blackish fuscous. Abdomen blackish 

 fuscous with dirty white anal tuft. Legs dark fuscous; tarsi black 

 with white annulations. 



Alar expanse. — 34-40 mm. 



Habitat. — St. Jean, Maroni River, French Guiana. Wm. Schaus, 

 collector. British Guiana. C. W. Bebee, collector. 



Type.— Cat. No. 13569, U.S.N.M. 



Cotype in British Museum. 



STENOMA MENDORON, new species. 

 Plate 8, fig. 20. 



Labial palpi dirty white, sprinkled with brown and with base of 

 both joints black. Antennas ochreous annulated with black above. 

 Face and head white. Collar and thorax white sprinkled with 

 brown, thorax with light-brown posterior tufts. Forewings rather 

 short with straight costa, rounded apex, and termen oblique; with 

 tufts of raised scales; ground color white sprinkled liberally with 

 light brown; three equidistant small, black costal spots, the outer 

 two most prominent, all edged with brown; at the end of the cell a 

 short deep black transverse dash preceded by a brown spot; from 

 this a perpendicular brown streak down to dorsal edge just before 

 tornus ; at apical fifth a premarginal line of brown spots parallel with 

 termen. Cilia white with equidistant brown tufts appearing as a 

 marginal line of brown dots. Hindwings triangular dark brown; 

 cilia whitish with a brown marginal line. Abdomen dark fuscous 

 with underside and anal tuft ochreous. Forelegs of the male deep 

 brown with black, white annulated tarsi; hindlegs brown with 

 darker tarsi, annulated with white. The females have somewhat 

 lighter hindwings and abdomen and especially lighter more ocher- 

 ous legs. 



Alar expanse. — 24-26 mm. 



Habitat. — St. Jean, Maroni River, French Guiana. Wm. Schaus, 

 collector. 



Type.— Cat. No. 13570, U.S.N.M. 



Cotype in British Museum. 



Closely related to Stenoma acronitis, but smaller and with a more 

 mottled design. 



STENOMA NESTES, new species. 



Plate 8, fig. IS. 



Labial palpi dirty white, liberally sprinkled with dark brown; 

 basal half of second joint black above. Face dirty white. Antennae 

 yellowish with brown annulations. Head and throax white strongly 



