201 



HYBERNIA FROGEMMARIA. 



DOTTED BORDER. 

 Plate XXVII. Figure 12. 



THIS insect measures from a little over an inch and a 

 quarter to above an inch and a half in width. 



Male: fore wings dull yellowish-brown with more or 

 less of a tinge of reddish and dotted with brown, the half 

 line brown. First line darker brown, rather broad and 

 straight; second line also darker brown, narrow and 

 slightly curved, the space between it and the outer margin 

 darker than the rest of the wing; central spot brown 

 but very indistinct. There is a row of black dots on the 

 outer margin. Hind wings whitish, or pale yellowish 

 freckled brown, with a small brown central spot and nar- 

 row brown waved line; the outer margin rather darker 

 than the remainder, and dotted with black specks. 



The female is without wings. 



Localities for this common species are York, Nunburn- 

 holme, Bromsgrove, Swinhope, Brighton. 



The situations where it is found are hedge sides. 



The perfect insect appears in February and March. 



The caterpillar is dull yellowish mottled with brown, 

 with a brown line on each side below the back, and 

 another on the sides. 



The date of the appearance of the caterpillar is in June. 



It feeds on the birch, the oak, &c. 



The chrysalis is found beneath the ground. 



