216 BRITISH BUTTERFLIES AND MOTHS 



end of June, and may be met with flying at dusk ; it 

 comes occasionally to light. 



FAMILY VII. 

 EPHYRA OMICEONAEIA. THE MOCHA. 



(Plate X., Fig. 2.) 



This neatly marked insect is not uncommon, and 

 pretty generally distributed in the south of England ; 

 but in the northern counties appears to occur but 

 seldom ; it has not yet been observed in Scotland, or in 

 Ireland. 



The expansion of the wings is nearly an inch. All the 

 wings are of a whitish straw-colour, with a distinct dark 

 grey band beyond the middle, the outer edge of which 

 is much notched ; beyond this band is a fainter and more 

 slender one, with smoother outline ; in the centre of 

 each wing is a small whitish spot edged with grey. 



The larva is velvety green, with pale yellow dorsal and 

 subdorsal lines ; the spots are black. It feeds on maple 

 in June and September, 



The perfect insect appears in the months of May and 

 August, and may be often started from the bushes 

 amongst which it is reposing, during the daytime ; 

 sometimes we see it sitting on palings; it comes 

 occasionally to light. 



FAMILY VIII. 



ASTHENA LUTEATA. THE SMALL YELLOW 

 WAVE. 



(Plate X., Fig. 3.) 



This pretty little species seems to be common, and 

 generally distributed throughout England, but does not 



