363 LEPIDOPTERA. 



rich markings, an additional baud along the hind 

 niargln. 



On the wing in May and the beginning of Jiinp, and as a 

 second generation, in very much larger numbers, in October 

 and the beginning of November, but in Scotland there 

 appears to be but a single generation in July. 



Lahva cylindrical, tolerably uniform in size throughout ; 

 the thoracic segments generally a little arched when at rest, 

 and the head bent inwards ; anal flap rather pointed, placed 

 between two rather small blunt points that project from the 

 body below ; head pinkish-green ; dorsal region to the sub- 

 dorsal lines delicate whitish blue-green, with a faint darker 

 dorsal line; subdorsal stripes pale yellow ; spiracular stripes 

 inflated, yellowish-white, tinged in a parti-coloured way 

 along each segment with white, yellow, and pink, but some- 

 times wholly whitish, or whitish at e.ach end and yellowish 

 in the middle of the segment ; space between the subdorsal 

 and spiracular stripes bright yellowish-green, having a 

 meandering line of dee]) red close to the latter stripe ; 

 undersurface of a pnler yellow-green than the sides, with a 

 central pale yellow or whitish stripe, and on either side of 

 this a faintly ])aler line than the ground colour; spiracles 

 minute, black, with reddish rings ; legs deeply suffused with 

 reddish-pink. The yellow subdorsal stripes approximate to 

 each other towards the anal points ; they are bordered above 

 by a stripe of the yellow-green of the sides, but merge softly 

 and gently into the whitish blue-green of the back; the 

 meandering red line above the puffed spiracular stripe is 

 sometimes restricted to a lilotch or two of red. (W. Buckler.) 



March till ^May, and a second generation in July and 

 August, on juniper. 



The winter is passed in the egg-state. 



Pi'PA slender ; limb and antenna-covers sharply defined ; 

 wing covers smooth and rather shining, the skin very thick 

 and almost without sculpture; abdomen regularly tapering; 



