226 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxxiii. 



Tyjye.-YemoXe. Cat. No. 10357, U.S.N.M. 



Habitat. — California (Beutenmuller collection). Unique. Walsing- 

 ham determined, No. 4756, 1906. 



Apparently allied to Scardia anatomdla Grote, but of a somewhat 

 more slender and paler appearance, differing also in the dark shade 

 reaching to the dorsum in the middle of the forewing. 



Genus PSEUDOXYLESTH lA", new genus. 



TyjJe of genus. — Pseudoxylesthia angustella Walsingham. 



Antennx simple in both sexes; basal joint without pecten. 



Maxillary palpi present, not folded. 



Labial palpi porrect, closely clothed, terminal joint as long as 

 median. 



Haustellum, long. 



Ocelli absent. 



Head rough above; face with appressed scales. 



Thorax smooth. 



Forewings narrow, elongate, of equal width throughout, apex 

 rounded. 



Neuration 12 veins, all separate; 7 to apex; 2 from near angle of 

 cell. 



Hindwings broader than the forewings, termen slightly sinuate, 

 attenuate, but rounded at the apex. 



Neuration 8 veins; 5 and 6 stalked; 7 straight; 3 and 4 remote. 



Abdomen rather stout; male with shortly bifid uncus and long, 

 narrow claspers; female, anal segment with long hairs, ovipositor 

 extruded. 



Legs not thickly but loosely clothed. 



Allied to Xylesthia Clemens, but differing in the stalking of veins 

 5 and 6 in the hindwings. 



PSEUDOXYLESTHIA" ANGUSTELLA, new species. 



Antennx greyish. 



Palpi hoary grayish. 



Head and thorax hoary gray ; tegulse touched with ocherous. 



Forewings hoary grayish, sprinkled with ocherous, especially along 

 the costa and beyond the middle, also at the extreme base of the 

 dorsum; some bands of dense fuscous speckling extend across the 

 wing from costa to dorsum, the first, at about one-fourth, running 

 obliquely outward from the costa reaches the dorsum at about one- 

 third from the base, this is more or less connected with the base of 

 the wing by dark speckling; the second beyond the middle of the 

 costa, tends outward in the direction of the tornus, becoming dilated 



« From the Greek word ipEvd})^, signifying false and Xylesthia. 



