INSECUTOR INSClTli^ MENSTRUUS 95 



the fold, containing a few black scales. Costal edge lined with 

 numerous small equidistant dark brown dashes, terminal edge 

 solidly dark brown ; dorsal edge irregularly dotted with black 

 and dark brown. Hindwing dark brown with lighter ochreous 

 brown base. Abdomen dark brown above, ochreous brown on 

 the under side. Legs ochreous brown with blackish brown 

 annulations on the tarsi and tibiae. 



Alar expanse : 28-30 mm. 



Habitat: Zacualpan, Mexico (Roberto Miiller). 



U. S. N. M., Type No. 22318. 



All veins separate in both wings ; 7 to termen in the fore- 

 wing. 



Acrolophus signatus, new species. 



Antennae shortly pectinate light yellow. Labial palpi short 

 for the genus, reaching vertex; first joint thickened with rough 

 scales, second and third thin, slender, erect, about the same 

 length as first. Head dark fuscous. Thorax dark fuscous 

 sprinkled with ochreous scales. Forewings light ochreous suf- 

 fused with dark fuscous; a conspicuous well-defined dark 

 brown marking in the shape of a large W begins near base of 

 costa, runs to middle of dorsum, thence to middle of costa, to 

 near tornus and up to the tip of the wing ; extreme base of the 

 wing dark brown ; the light portions of costa dotted with dark 

 brown. Hindwings light fuscous with the veins showing 

 darker. Abdomen dark brown above, ochreous on the under- 

 side. Legs ochreous mottled with dark brown. 



Alar expanse: 15-17 mm. 



Habitat: Chiapas, Mexico (Roberto Miiller). 



U. S. N. M., Type No. 22319. 



Forewings with veins 8 and 9 stalked. 



