MICROPTERYOINA [bbiooephala 



3. Markings of forewings white . 4. aruiicella, $• 



„ „ not white . . .4. 



4. Forewings with termen bronzy-purple . 2. aureatdla. 



» ii pale golden . 1. thwibergdla. 



5. Forewings with base purple . . 5. callhella. 



„ ,, base of costa only purple 4. arimcella 9 • 



1. E. thunbergella, /''. 8-9 nun. Head light ferruginous. 

 Forewings pale shining bronzy-golden ; a spot on costa near 

 base, a fascia before middle not reaching dorsum, another 

 beyond middle furcate towards costa, and a costal spot before 

 apex sometimes connected with this beneath purplish-coppery. 

 Hindwings rather dark bronzy-grey, posteriorly purplish-tinged. 



Eugland, in woods, common; (!. Europe; 5. 



2. E. aureatella, Sc. (attionella, F.) 8-9 mm. Head light 

 ferruginous. Forewings shining bronzy-purple ; a straight, 

 fascia towards base, a rather oblique somewhat bent median 

 fascia, and a spot towards costa posteriorly pale shining golden. 

 Hindwings bronzy-grey, posteriorly purplish-tinged. 



Britain to Sutherland, Ireland, in woods, local ; N. and (!. 

 Europe ; 5, G. 



3. E. mansuetella, Z. 8-9 mm. Head black. Forewings 

 pale shining bronzy golden ; a costal spot near base, a fascia 

 before middle not reaching dorsum, and posterior half of wing 

 deeper golden, often more or less purple-tinged. Hindwings 

 rather dark bronzy-grey, posteriorly purplish-tinged. 



England, local; Germany; 5, G. 



4. E. aruncella, So. (seppella, F.) 7-8 mm. Head ferruginous. 

 Forewings shiuing bronzy-golden ; base of costa purple ; in $& 

 transverse mark at \ sometimes reaching costa, a straight slender 

 median fascia, and sometimes a costal mark at J shining white. 

 Hindwings dark grey, posteriorly purplish-tinged. 



Britain to Perth, Ireland, common ; (!. Europe; (!. Larva 

 on wet moss (///// mum) ; 7-10. The variety of the $ with a 

 posterior costal mark lias long been regarded as a distinct 

 species, under the name of s,y,/,<//<i ; but the two forms are 

 connected by gradual transitions. 



5. E. calthella, L. 7-9 mm. Head deep ferruginous-yellow. 

 Forewings pale shining bronzy-golden ; base purple. Hind- 

 wings rather dark bronzy-grey. 



Britain to Sutherland, N. and E. Ireland, very common ; 

 Europe (except SW.); 5, G. Larva on wet moss (/////mum); 

 7-10. 



