330 LEPIDOPTERA. 



same colour runs from it into the base of the wing; half-way 

 from this line to the hind margin is a browner transverse 

 line, i-dged outwardly with white; this is preceded by two 

 fainter .slmrt similar lines and tbilowed liy a brown cloud 

 along the hind margin ; extreme edge dotted witii black ; 

 cilia pale brown. Female very different, the fore wings 

 ])urple-brown, the lines white, the central dark band rather 

 blackened, and containing a discal black dot placed in a 

 distinct white s])ot ; hind wings more grey-brown, darker, 

 but devoid of any still darker basal shading. 



Underside of the fore wings of the male verj- pale smoky- 

 brown, ])aler along the costa ; edge of the dark central band, 

 and also the second line, indicated in smoky-black, and a 

 similar line near the hind margin. Hind wings whitish- 

 brown, dusted with darker ; the transverse lines of the upper 

 side indicated in smoky-brown, and very much rippled. 

 Female more tinged with )iurple. I'ody and legs of both 

 brown. 



Hardly variable in cither sex, but Mr. \\. Xewstead has 

 shown me. in the Chester iluseum, a male specimen in which 

 the central band of the fore wings is broken. 



On the wing in successive generations, in June, -luly, 

 August, (September October, even in November, and pos- 

 sibly in mild weather throughout the winter, hibernating 

 during severe weather, reappearing in worn condition in 

 April or Jlay. 



Larva cylindrical behind and slightly llattened forward, 

 tapering toward the head, which is smaller than the second 

 segment, its lobes well defined; general colour greenish-grey; 

 the head striped with the commencement of the dorsal and 

 subdorsal lines; dorsal line dusky and slender, running con- 

 tinuously to tlie commencement of the fifth segment; the 

 subdorsal stripes begin also upon the head, and are rather 

 paler than the ground colour, but edged on either side with a 

 fine dusky line; in the folds betweeu segments 5 and lU are 



