292 



THE MOTHS OF THE BRITISH ISLES. 



Tyrone (local among birches at Cookstown), Monaghan, 

 Fermanagh (Enniskillen), and Galway. 



Dotted Border {Hyher7iia inarginaria). 



On Plate 120 four specimens of this rather variable species 

 are depicted. Figs. 8 i and 10 % show the more usual form ; 

 Fig. 12 represents the northern English, blackish \2iX. ftiscata^ 

 Harrison, and Fig. 11 an intermediate form resulting from a 

 cross-pairing of fiiscata 9 '^^'ith a southern J . Somewhat 



Fig. 10. 

 Dotted Border, male. 



Fig. it. 

 Dotted Border, female. 



(Photos by H, Main.) 



similar forms to the last have been captured in Wear Dale, 

 Durham. 



The caterpillar is figured on Plate 125, from a coloured drawing 

 by Mr. A. Sich. It is described by Fenn as dull yellow, olive 

 green, or greenish brown ; a series of dark grey X-like marks 



