378 PYRALIDINA [HOMOEOSOMA 



faintly darker-edged, usually preceded by a dark fuscous sub- 

 dorsal dot ; two blackish transversely placed discal dots. 

 Hind wings subhyaline, fuscous -tinged, veins and termen 

 fuscous. 



England to York, E. Ireland, rather common ; C. Europe, 

 WC. Asia to N. Persia ; 7, 8. Larva dull greenish-yellow ; 

 dorsal and broader subdorsal lines dull purple ; spiracular 

 interrupted, double, dull purple ; head brown : in flower-heads 

 of Carduus ; 8, 9. 



17. NYCTEGRETIS, Z. 



Face smooth. Antennae in $ minutely ciliated. Labial 

 palpi moderately long, curved, ascending, thickened with toler- 

 ably appressed scales, terminal joint somewhat longer than 

 second, tolerably pointed. Maxillary palpi moderate, filiform. 

 Forewings : 4 and 5 stalked. Hindwings : cell not reaching 

 J, 3 and 4 connate or stalked, 5 out of 4 or usually absent, 

 7 anastomosing with 8 to middle. 



A small genus, mainly inhabiting S. Europe. Imago with 

 fore wings narrow, costa slightly arched. 



1. N. achatinella, Hb. 16-17 mm. Forewings brown, some- 

 times reddish-tinged, somewhat sprinkled with darker and 

 whitish ; lines straight, white, anteriorly darker-edged, first 

 very oblique ; a white anteriorly dark-edged discal spot. Hind- 

 wings light fuscous. 



Kent to Norfolk, local ; C. Europe, WC. Asia to N. Persia ; 

 7. Larva in a dense silken gallery amongst flower-stems of 

 Sedum sexangulare ; 5, 6. 



18. MYELOIS, Hb. 



Face smooth. Antennae in shortly or moderately ciliated. 

 Labial palpi rather long, curved, ascending, with loosely ap- 

 pressed scales, terminal joint moderate, pointed. Maxillary 

 palpi short, loosely scaled. Forewings : 4 and 5 stalked, 10 

 sometimes out of 9 or absent. Hindwings : cell reaching J, 

 3 sometimes out of 5, 4 and 5 stalked, 7 anastomosing with 8 

 to middle. 



The rather numerous species inhabit Europe, Central Asia, 

 N. and S. America. Imago with forewings elongate-triangular, 

 costa little arched. 



1. Forewings white , . .2. cribrella. 



not white . . . .2. 



2. Head and thorax orange . . .1. cirrigerella. 



,, grey . . .3. ceratoniae. 



