12 ROBERTS, On two cases of Parallelism in the Aphidce^ 



EXPLANATION OF PLATE. 



Hamameiistes tullgrem, Meijere. 



(i.) Aestivalis II. Young larva, taken 27.vi.14. x 80. 

 t (ii.) Aestivalis II. Adult $ , taken August, 1914. x 40. 

 (iii.) Hiemalis. 9.L 15. x 40. 



( Photos by Flatters and Garnett Ltd. ) 



