/ 
Figures 441-457. — Agromyza vockerothi : 441, Aedeagus, 
side view (North Carolina); 442, distiphallus , 
ventral view; 443, sperm pump; (442, 443, Canada); 
A. potentillae : 444, Head; 445, aedeagus, side 
view; 446, sperm pump; 447, larval mouth hooks; 
448, leaf mine on Rubus (see also leaf mine on 
Sanguisorba (fig. 351, A)); (444-448, Europe); A. 
masculina: 449, Aedeagus, side view; 450, same, 
ventral view; 451, sperm pump; (449, Alberta; 450, 
451, Utah); A. leechi : 452, Aedeagus, side view; 
453, same, ventral view; A. fragariae : 454, 
Aedeagus, side view; 455, distiphallus, ventral 
view; 456, sperm pump; 457, leaf mine on Fragaria . 
381 
