LEPJDOPTEBA OF NEW YORK AND NEIGHBORING STATES 273 



5. A heavy, blackish, oblique bar from costa near base, crossed by a more 

 or less distinct dark streak running from middle of costa toward 



base of fold 12. lavernella. 



5. No heavy, black, oblique bar in antemedial region. 



ft. Expanse about 18-25 mm. Obscurely streaked longitudinally with 



gray and blackish 18. ala'ricella. 



6. Expanse about 12 mm., or ground brown and not streaked. 



7. With yellow longitudinal streaks between veins 13. axenopis. 



7. Yellow longitudinal streaks absent or rudimentary (about as 



wide as a scale). 

 8. Ground white, lightly dusted with black-barred scales; antennae 



with white annulations broader than dark ones. 

 9. Slightly yellowish, with very irregular powdering. 



14. liatanella 

 9. No yellow shade; with even powdering; larger than G. bata- 



nella * 15. petrelkc. 



8. Fore wing not mostly white; white annulations on antennae 



narrow. 

 9. Fore wing, thorax, head, and palpi suffused with pink. 



9. braekenridgella. 

 9. Not suffused with pink. 



10. Black-dusted on white; each scale with a heavy black bar 



and only a few showing the white tip 8. busckiella. 



10. A large, irregular, evenly colored, chestnut-brown area, 



contrasting with the black ground 17. banksiella. 



10. Broadly shaded with brown and powdery blackish; with 

 no contrasts at all and no sharp boundaries. 



7. subterranea. 

 10. Nearly unicolorous fuscous (not seen). 



16. scutellari&ella. 



10. Evenly powdered dull fuscous with four black dots on 

 disc chenopodiella. 



1. G. detersella Clemens. Head grayish fuscous; palpi pale yellowish white, with 

 two fuscous patches on second segment; a very narrow ring near base and a broad 

 one near tip of third segment. Antennae annulate, lighter and darker fuscous, 

 without any white. Fore wing grayish, each scale outwardly fuscous, without 

 any white tips; obscure darker dots at middle and end of cell and one in fold. 

 Fringes and hind wing pale ochreous gray; fringes of hind wing yellower. 11 mm. 

 (Not seen). 



Pennsylvania. 



2. G. gallaediplopappi Fyles. Deep Indian red, including thorax; unspotted, but 

 with a divided pale fascia near hind margin. Head white; upper part of palpus 

 brown, with a white ring on tip of second segment. 22 mm. 



The caterpillar forms a gall well up in the main stem of Diplopappus umbellatus. 

 The pupa is suspended in the gall, but the exit hole is not plugged nor the gall 

 lined with silk. (This may be merely a stained specimen of G. galloEasteriella,.) 



Canada. 



3. G. pallidochrella Chambers. Pale ochreous all over; palpus with two dark 

 rings on third segment; antennae annulate at tip only, brown; fore wing sparsely 

 dusted with fuscous, and with an oblique line across base of wing; a second line 

 a fourth way out; apex fuscous. Hind wing duller. 19 mm. (Not seen.) 



Kentucky. 



4. G. gallaeasteriella Kellicott. White, spotted with brown and blackish, and 

 lightly dusted with black; with only the middle of the costal half dominantlv 

 dark, as a rule; a large central costa patch running down to a small bar in fold. 



