BUCcuLATRix] TINEIDAE 731 



greyisli-bronzy ; pairs of costal and dorsal undefined ochreous- 

 whitish spots before middle and at f . Hindwings rather dark 

 grey. 



England to Cumberland, common ; C. Europe, Asia Minor ; 

 5, 6, 8. Larva greenish or yellowisli ; head pale brown ; 2 

 black-speckled : on Chrysanthemuvi leucanthemum ; 3, 4, 7. On 

 the Continent the usual form of the imago is almost unicolorous, 

 the spots being hearly or quite obsolete, but this form does not 

 seem to have occurred in England. 



3. B. maritima, Stt. 8-9 mm. Head pale greyish-ochreous, 

 centre sometimes fuscous. Forewings light greyish-ochreous, 

 more or less irrorated with fuscous ; a short median streak from 

 base, pairs of costal and dorsal undefined spots before middle 

 and at | whitish, often very indistinct ; plical and second discal 

 stigmata minute, black. Hindwings rather dark grey. 



England, E. Ireland, in salt-marshes, common ; Germany, 

 Finland ; 6, 8. Larva pale greyish-green ; dorsal line darker ; 

 iiead yellowish; 2 yellowish -grey, blackish - dotted : on Aster 

 tripolium, mining long galleries until nearlv full-grown; 

 4, 5, 7. 



4. B. artemisiae, HS. 7-9 mm. Head fuscous, sides usually 

 wliitish. Forewings whitish or ochreous-grey-whitish, often 

 much irrorated with fuscous ; a streak along fold from base to 

 before middle, a short longitudinal streak in disc before middle, 

 an oblique streak from dorsum beyond middle, two oblique 

 streaks from costa posteriorly, and a tornal suffusion brownish- 

 ochreous or fuscous; second discal stigma small, blackish. 

 Hindwings grey. 



Kent (Folkestone), once bred ; Germany, Finland ; 5, 6, 8. 

 Larva greenish-grey ; dorsal and subdorsal lines darker ; head 

 brown ; 2 black - dotted : on Artemisia campestris (but the 

 English example was bred from Achillea millefoliuvi) ; 4, 5, 7. 



5. B. frangulella, Gz. 7-8 mm. Head white, sometimes 

 fuscous-mixed in middle. Forewings white, sometimes more or 

 less sprinkled with fuscous ; oblique costal spots before and 

 beyond middle, a third at apex, and one on middle of 

 dorsum brownish-ochreous irrorated with dark fuscous ; plical 

 and second discal stigmata black. Hindwings grey. 



England to Westmoreland, rather common ; N. and C. 

 Europe ; 6, 7. Larva pale yellowish-green, anteriorly pinkish- 

 tinged ; dorsal line darker; head pale brown ; 2 brown-marked 

 above: on Rhamnus fi-angula ; 8, 9. 



6. B. boyerella, Dup. 8-9 mm. Head white, sometimes 



