572 



TINEINA 



[l'AI,TODORA 



Second discal stigma black . . .1. striatella. 



„ ,, ,, absent . .2. cytisella. 



1. P. striatella, lib. 11-13 mm. Head ochreons- whitish. 

 Forewings dark brown; an indistinct ochreous-whitish longi- 

 tudinal line in disc and another along fold, interrupted on 

 anterior stigmata ; second discal stigma black ; a fine white line 

 from -I of costa to termen ; some whitish dashes in cilia. 

 Hindwings dark grey. 



Kent to Hants and Cambridge, local ; C. Europe, WC. Asia 

 to N. Persia, N. America; 7, 8. Larva in stems of Tanacet^im; 

 10-5. 



2. P. cytisella, Curt. 10-11 mm. Head ochreous-whitish. 

 Forewings ochreous - yellowish, towards costa si:)rinkled or 

 suffused with f uspous ; a yellowish-white streak from f of costa 

 towards termen, not reaching it ; usually an indistinct out- 

 wardly oblique whitish tornal mark. Hindwings grey. 



England, S. Ireland, rather local ; C. and SE. Europe ; 7. 



^ 



^. 



4. Aristotblia, lib. 



Second joint of labial palpi thickened with appressed scales 

 or sometimes rough beneath, terminal nearly as long or longer. 



Forewings : 6 sometimes out 

 of 7, rarely 7 and 8 out of 6. 

 Hindwings 1 or somewhat less, 

 elongate-trapezoidal, apex 

 pointed, produced, termen sinu- 

 ate or emarginate, cilia l^-S; 

 3, 4, 5 remote, nearly parallel, 

 6 and 7 remote or somewhat 

 approximated. 



A genus of some extent, but 

 principally characteristic of the 

 Northern hemisphere. Imago 

 with forewings elongate, narrow, 

 pointed. 

 Forewings with pale transverse markings before 



middle . . . .2. 



,, without such markings . . 7. 



Forewings bright orange . . .1. herninnneUa. 



,, not orange . . . .3. 



Forewings whitish-ochreous . . 7. hrizella. 



., not whitish-ochreous . . .4. 



Neiiration and head of Aristotdia ericineUa. 



1. 



2. 



3. 



