386 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxxv. 



In one of my specimens the maxillary palpi is sharply triang-iilar 

 in outline, less so in the others, but due, I think, to loss of scales. 

 Antenna of male finely pubescent on front side. Venation: Fore 



Aving, 3 is absent (coincident with 4) 

 in all my specimens; 7, 8, and 9 are 

 variable; in some 8 and 9 are coinci- 

 dent, and both 7 and 8-|-9 are to ter- 

 men; in others 9 is present as a spur 

 from 8 half way between the stalk and 

 Fig. 6.— Head of eufeknaldia apex, and both 8 and 9 go to costa, 7 to 

 ARGENTEONERVELLA. tcrmeu ; thls does not seem to be a sex- 



ual variation. Hind wing, 3 and 4 are not from a jioint, but Avell 

 separated at their bases ; 7 and 8 are coincident from shortly beyond 

 upper angle half Avay to end of 8, 



Type. — Eitfernaldia argenteonervella Hulst, 



Superficially, this species reminds me of certain species of the 

 Phycitinse. 



ANALYTICAL KEY TO SPECIES OF THAUMATOPSIS. 



1. Mole antenna erenulate crcnnlaiclla Kearfott, 



Male antenna not erenulate 2 



2. Male antenna unipectinate 3 



Male antenna ■bipectiuate_-l 8 



3. Fore wing whitish gray rvpnnda Grote. 



Fore wing ochreons or brown 4 



4. Fore wing chocolate brown 5 



Fore wing light ochreons or whitish brown G 



5. White median streak to terinen pcctinifcr Zeller. 



White nieilian line ending at about outer third .striatclla Fernald. 



6. Subterininal and inner lines nearly obsolete (itoinosvllu Kearfott. 



These lines well developed 7 



7. Fore wing bright ochreous 1 fcriiahleUa Kearfott, 



Fore wing whitish brown nortelln Kearfott. 



S. Veins fore wing overlaid with white magnipca Fernald. 



Veins not overlaid with white 



9. Median streak white cdoiiis (Jrote. 



Median streak not white 10 



10. Cross lines obsolete gihsoiiclht Kearfott. 



Cross lines distinct 11 



11. Fore wing whitish brown coloradcUa Kearf<itt. 



Fore wing pale ochreous pexella Zeller. 



THAUMATOPSIS COLORADELLA, new species. 



Expanse, 20-32 mm. 



Male antenna bipectinate, branches ciliated ; stalk white, narrowly 

 annulated with brown; branches black, cilia whitish. Labial palpi 

 six times longer than Avidth of eye, rather loosely scaled, fuscous 

 gray, tips of scales creamy Avhite; maxillary palpi loosely scaled, 



