J72 J-EPIDOPTERA. 



southern localities ; but it is commoa in Yoi'lishire, North 

 Lancashire, Westmoreland, J)urliani, Cuiiiberland, and 

 Northuniberlaud ; also in AVales in Merionethshire. ^lucli 

 more plentiful in Scotland in Arg-yleshire and Arran, also in 

 Dumbartonshire, and elsewhere in the Clyde valley, I'erth- 

 shire, the Edinburgh district, and Aberdeenshire. In Ireland 

 found near Enniskiilen and at Killarney. Abroad it inhabits 

 Central Europe, Scandinavia, Jlussia, and Pontus ; and in 

 North America is found in ^lissouri. 



11. P. marginana, Hnn\; oblongana. ILiu-. 5 ; 

 similana, WIU.-. var. — Expanse h to J inch ('12-15 mm.), 

 i'ore wings narrow ; basal two-thirds brown-black, faintly 

 tlivided by a paler band ; hinder area yellowish white or dull 

 white, with a dotted blackish cloud running in from the 

 apex. 



Antennaj simple, hoary black ; palpi, head, and thorax 

 black-brown; abdomen grey-brown; anal tuft yellowish- 

 white. Fore wings narrow; costa nearly straight; apex 

 bluntly angulated ; hind margin a little oblique; bassd 

 blotch mottled, blue-black aud dark brown, with a ragged 

 margin; central band broad, black-brown, with a white dot 

 near its outer edge; intermediate space obscurely whitish, 

 almost filled by a blue-grey cloud ; hinder third dull white 

 or yellow-white with a large black-brown apical cloud, 

 and similar cloudy lines beneath it, also black dots on the 

 costa ; cilia mingled black and white. Hind wings white, 

 with a cloudy smoky brown margin of varying width ; cilia 

 white. Female similar or darker, and with dark brown hind 

 wings. 



Underside of the fore wings leaden black, with yellow- 

 white costal dots. Hind wings smoky^ white. 



Variable in size, the smaller specimens appavently being 

 known as similuiin Wilkinson. 



On the wing from ilay till August, or even September, 

 but apparently in but one generation. 



