3So LEPIDOPTERA. 



Leicestershire, Yorkshire, and Westmoreland ; and in Wales 

 in Pembrokeshire. The only other record that I possess for 

 these Islands is Perthshire, where it seems to have been taken 

 by the late Dr. F. B. W. White ; but abroad it is recorded 

 from Holland, German_y, Galicia. Northern Italy, Xorthern 

 Spain, and Bithynia. 



17. P. nigricostana, Hav.\ remyana, II.-X. — Ex- 

 panse ^ to _^ inch (12-lG mm.). Fore wings sooty-black, 

 with bluish-silverj- lines ; on the dorsal margin is a large 

 rounded ochreous blotch. 



Antennas black-brown ; palpi, head, and thorax dull black, 

 abdomen sooty-brown. Fore wings rather elongated ; costa 

 gently arched ; apex very blunt, sooty-black, faintly rippled 

 with bluish-silvery lines ; costa dotted with deeper black ; in 

 the middle of the dorsal margin is a large cloudy and ill- 

 defined dull yellow blotch, extending more than half-way 

 across the wing and I'ounded above ; cilia bluish-black. 

 Hind wings and their cilia smoky brown. Female similar, 

 slightly larger. 



Undersides of all the wings dark smoky brown, with a 

 faint golden gloss. 



On the wing at the end of ^lay and in -June. 



Larva long and thin, attenuated behind ; pale lemon - 

 yellow; head pale brown. When young tinged with green. 



August to October, and after hybernation — full grown — 

 till April. " The larva, on hatching, at once eats its way 

 down the flower stalk into the main stem, packing the space 

 behind it very closely with frass. In October it may be 

 found, nearly full-fed, at diflerent heights in the stem ; as 

 winter approaches it descends, and in December is generally 

 just above the level of the ground, and here it is to be found 

 again in February ; in the interval, however, it seems to eat 

 its way underground by mining the roots. By April it has 

 climbed up to tlie top of the plant through the old 'frass,' 

 and into dried tlower stems ; and hero the pupa may be 



