176 LEPIDOPrERA. 



rough woody ilistricts throughout the Southern counties of 

 England to the ^lidlands, though never very abundant; also 

 occurring in Norfolk, Cambridgeshire, Herefordshire, AVor- 

 cestershire, Derbyshire, South Yorkshire and Durham ; but 

 I have no record for Scotland nor Ireland, and in Wales only 

 in Monmouthshire. Abroad it is to be found over the greater 

 part of Central Europe, and in Sweden and Western Russia. 



4. P. heparana, HcMff. — Expanse {^ to 1 inch (15-25 

 m.m.). Palpi long, poi'rected ; fore wings elongated, truncate, 

 dark liver-brown or red-brown ; markings oblique, darker. 



AntennjB of the male simple, dark brown ; palpi rather 

 long, pointed, porrected and conspicuous, purple-brown ; 

 head and thorax of the same colour; abdomen light smoky 

 brown. Fore wings rather elongate, not folded, the costa 

 strongly arched toward the base, almost hollowed before the 

 apex, which is blunt ; light or dark liver-brown with deej^er 

 liver-coloured markings ; basal blotch erect, its margin angu- 

 lated on the median nervure ; central band oblique, broad, 

 but constricted a little above and below, and having a slight 

 projecting angle on each side, in the middle ; beyond is a 

 flattened spot on the costa ; hind marginal region rather re- 

 ticulated ; cilia liver-brown. Hind wings dark smoke colour, 

 cilia a little paler. Female larger, with larger fore wings, of 

 which the apex is more produced, otherwise similar. 



Underside of the fore wings smoky dark red, paler on the 

 costa, more reddish toward the apex. Hind wings dull 

 smoky brown with the apex tawny. 



Variable in the shade of colour of the fore wings to 

 umbreous, grey-brown or even blackish-brown. 



On the wing at the end of June or in July. 



Larva cylindrical, active, bright pea-green with slightly 

 darker dorsal line, and sometimes bluish-green subdorsal lines ; 

 under parts pale green ; spots invisible ; head variable, pale 

 green, pale yellow, or very light brown, and when full-fed 



