106 ZYG.ENID.E AND BOMBYCID.E 



Secondaries pale brown somewhat darker on the apical half of the 

 costa, where are faint indications of two or three paler spots. 



Beneath uniform pale brown, except four or five pale whitish spots 

 on the apical half of the costa of the anterior wings. 



Expanse of wings, 5 2.10 inches. Length of body, 0.90 inch. 



Habitat. — California, (Coll. H. Edwards.) 



Described from a single specimen taken by H. Edwards, Esq., in 

 the neighbourhood of Lake Tahoe, on the Sierra Nevada mountains, 

 at an elevation of about 6,000 feet. The costa of the anterior wings 

 is straight, suddenly convex at the base, and slightly falcate. Outer 

 edge quite oblique ; anal angle rounded, inner margin straight, very 

 convex at the insertion of the wing. The secondaries have the costa 

 slightly concave, very strongly rounded to the acute apex ; outer margin 

 straight, two-thirds as long as the inner margin ; anal angle rounded. 

 The entire coloration of the insect is very obscure. 



