608 TINEINA [ypsoliu-hus 



5. Forowings ochreous . . . .6. 



„ ferruginous-brown . . .7. 



6. Forowings with blackish terminal dots . 5. verbascellus, 



,, ,, blackish terminal line . G. schmidielhu. 



7. Forowings with dark stigmata and fascia 7. faseielhts. 



,, without dark markings . 8. ustulellus. 



1. Y. humerellus, Schiff. 10-11 mm. Head white, crown 

 grey-tinged. Forewings with apex produced ; yellowish-brown, 

 mixed with dark fuscous ; a white costal streak from base to 

 near middle, thence to disc beyond middle ; two oblique white 

 opposite streaks at \ ; between these a blackish dash ; two 

 short white inwardly oblique costal marks before apex ; a white 

 irroration towards termen ; a blackish apical mark. Hindwings 

 light grey. 



Two specimens recorded many years ago, probably authentic, 

 but locality unknown ; C. Europe ; 7. Larva green ; dorsal 

 and subdorsal lines darker ; head brown ; 2 blackish-marked : 

 between spun leaves of Artemisia cani]>estris ; 5. 



2. Y. semicostellus, lib. {parenthesella, Hw.) 16-19 mm. 

 Forewings oehreous-brownish, irrorated with dark grey, veins 

 posteriorly whitish-mixed; a wdiite costal streak from near 

 base to beyond middle ; plical and second diseal stigmata 

 elongate, blackish, beneath latter a round blackish spot ; a 

 black apical dot. Hindwings grey. 



England to Lancashire, local ; C. Europe ; 6, 7. 



3. Y. marginellus, F. 14-16 mm. Head white. Forewings 

 golden-ochrcous-brown ; a white costal streak from base to near 

 apex ; a white dorsal streak from base to middle of termen ; a 

 dark terminal line. Hindwings whitish-grey. 



Surrey, Wilts, Norfolk, Cambridge, Lancashire to North- 

 umberland, local ; C. Europe, N. Asia ; 7, 8. Larva grey, sides 

 ochreous; dorsal and subdorsal lines reddish -brown ; head 

 reddish-brown ; plate of 2 brown-black : in a web on Junvptrus; 

 5, 6. 



4. Y. juniperellus, L. 16-21 mm. Forewings light grey, 

 somewhat sprinkled with dark fuscous, especially before pale 

 fascia; stigmata blackish, first diseal beyond plical; an indis- 

 tinct pale somewhat indented fascia before f ; black terminal 

 dots. Hindwings light grey. 



Perth, Moray, local; C. Europe, Asia Minor; 7. Larva in 

 a web on Juni/nrtis ; 4, 5. 



5. Y. verbascellus, lib. 16-21 mm. Forewings light ochre- 

 ous, more or less black-sprinkled ; a black dot on base of costa ; 



