114 LEPIDOPTERA. 



very obscure towards its other extremity ; beyond is another 

 transverse slender line, black-brown or pale brown, sharply 

 angulated (or knee'd, hence the naniej, edged outwardly by 

 a yellow-white line, which again is edged with dark brown ; 

 hind margin dashed with dark brown on the nervures ; cilia 

 brilliantly glossy, golden-brown. Hind wings very broad, 

 the margin straightened below the apex, then rounded ; 

 shining pale smoky brown or smoky white ; cilia paler. 

 Female rather smaller, similar, or else of a paler tint. 



Underside of the fore wings very glossy, pale smoky 

 brown \yith a darker middle shade. Hind wings smoky 

 white. Body and legs pale brown. 



Variable in the tint of ground colour and in the depth of 

 darker shading, from whitish-drab to purplish-grey-brown ; 

 and very so in the distinctness of the transverse lines. 



On the wing from July till September. 



Lakv.a moderately stout, cylindrical ; head full and 

 rounded, rather narrower than the second segment ; shining 

 black with the margins of the lobes reddish-grey, a trans- 

 verse grey streak just above the mouth, and the papillee 

 paler grey ; dorsal plate broad, semi-lunar, shining black, 

 divided by a grey line ; body reddish-grey or light brownish- 

 grey, darkest on the thoracic segments, paler, and tinged 

 with ochreous, behind, palest on the undersurface ; a dark 

 dorsal line is visible through the dull skin ; raised dots dark 

 brown ; those on the hinder segments and the anal plate of a 

 warmer brown ; spiracles small, round and black. (W. 

 Buckler — condensed.) 



September till June, on the ordinary grasses growing in 

 dry pastures; living in a silken gallery among the bases of 

 the grass stems, on, or even under, the surface of the earth ; 

 or often under stones. 



Pupa rather slender ; the head obtusely pointed downward 

 in front ; the thorax convex ; eye, leg, and wing-covers very 



