coi.F.oriioiiA] EliACHISTIDAE 



17. Forowings darker, more brownish-tinged . 14. vit 



„ lighter, more ochrcous-tinged 



1 2. yryphipcnnclla. 



18. Forcwings bronzy or fuscous . . .19. 



„ dark or light grey . . .21. 



19. Forcwings bronzy ; expanse 8-9 mm. . 7. potent iliac 



,, fuscous; expanse 10-12 mm. . . 20. 



20. Forcwings shining fuscous . . 6. ahenella. 



„ rather dark fuscous, ochreous-tingcd 



17. fuscedinella. 



21. Expanse 10 mm. or less . . . .22. 



,, 11 mm. or more . . . . 23. 



22. Antennae ringed with dark grey . 24. jimcicotella. 



,, very indistinctly ringed with grey 23. laricella. 



23. Apical third of antennae wholly white 13. orbitdla. 



,, ,, ,, dark-ringed . . 24. 



24. Forcwings brownish-grey . . .11. shcifolia. 



„ dark fuscous-grey . .10. nigricella. 



25. Antennae clothed with dense scales towards base . 26. 



„ not clothed with dense scales . . 29. 



26. Basal joint of antennae with long tuft . . 27. 



„ „ „ not tufted . . 28. 



27. Forcwings with subcostal white streak . 30. lixella. 



„ without subcostal white streak 31. ochrea. 



28. Antennae ringed with dark fuscous 27. woc&edla. 



„ not ringed with dark fuscous 26. leucapermella. 



29. Forcwings with silver-metallic streaks 29. chalcogrammdla. 



„ without metallic streaks . . 30. 



30. 15asal joint of antennae tufted . . 31. 



„ ,, „ sometimes rough-haired, 



not tufted 



31. Forcwings white .... 



,, yellow or ochreous 



32. Costal cilia with distinct dark line 



„ „ without dark line . 32. anatipennella. 



33. Antennae ringed with dark fuscous, tuft longer 



34. palliatella. 

 „ ringed with pale brownish, tuft shorter 



33. ibipennella. 



34. Forcwings with white eoatal streak . . 35. 



,, without white costal streak . . 39. 



35. Antennae dark-ringed . . .36. 



„ not dark-ringed . 38. vibiciyerella. 



41. 

 32. 

 34. 

 33. 



