700 TINEINA [oerostoma 



7. C. lucella, F. 16-18 mm. Head and thorax whitish, 

 patagia ochreous. Forcwinga with tormen subsimiate ; pale 

 ochreous, finely and indistinctly reticulated with darker ; 

 dorsum sometimes indistinctly whitish to middle, indistinct 

 darker suffusions towards dorsum before and beyond middle. 

 Hiudwings light grey. 



England to Durham, local ; C. and S. Kurope ; 7, 8. 

 Larva green ; subdorsal line yellowish ; dots black : on oak ; 5, 6. 



8. C. alpella, Schiff, 13-16 mm. Head and thorax whitish- 

 ochreous. Forewings whitish-ochreous, indistinctly reticulated 

 with deeper ochreous or light fuscous ; two oblique fuscous 

 streaks from dorsum before and beyond middle, not reaching 

 more than half across wing. Hiudwings pale grey, darker 

 posteriorly. 



England to York, local; ('. Europe; 8. Larva on oak; 6. 



9. C. sylvella, L. 17-19 mm. Head and thorax pale 

 ochreous. Forewings pale golden -oohreous, with some light 

 fuscous strigulao ; two slender parallel oblique ochrcous-fuscous 

 or dark fuscous fasciae, usually somewhat interrupted near 

 costa. Hiudwings light grey, darker posteriorly. 



England, rather common ; 0. Europe ; 8, 9. Larva yellow- 

 ish-green ; dorsal line narrow, yellow ; dots darker : on oak ; 6. 



10. C. costella, /''. (Ipwenthesella, L.) If. -IS mm. Head 

 white or ochreous -whitish. Forewings pale or rather deep 

 golden -ochreous, with scattered blackish strigulao, sometimes 

 much suffused with dark bronzy - fuscous ; usually a white 

 longitudinal blotch extending along or beneath basal half of 

 costa; a blackish dot above tOHlUS, and another at apex. 

 Hiudwings grey. 



Britain to Caledonian Canal, Ireland, common; N. and C. 

 Europe; 8, 9. Larva yellowish-green; subdorsal line slender, 

 yellowish ; dots black ; head brownish : on oak, birch, horn- 

 beam, etc. ; 5, G. 



11. C. radiatella, Don. 17-19 mm. Head ferruginous 

 ochreous or grey. Forewings narrower than in C. costella, pale 

 grey or pale greyish -ochreous to deep ferruginous-ochrcous or 

 dark bronzy ; sometimes several small darker spots, or indistinct 

 longitudinal streaks of whitish irroration, or a dark fuscous 

 median longitudinal streak from base to apex ; a dark fuscous 

 dot above tornus ; a costal patch of thickened membrane 

 between 11 and 12. Hiudwings grey. 



Britain to Caledonian Canal, Ireland, very common ; 8-4. 

 Larva green ; spots darker : on oak ; 5, 6. 



