.2107. DRAGOyFLIEH, WAi^HIXaTOX AXD OREGOX—KEXyEDY. 279 



41 



47 



Figs. 39-41.— Ap.gia emm.a., abdominal segments 9 and 10. 39. Lateral mew. 40. Dorsal view. 



41. Ventral view. 

 Fig. 42.— Argia funebris, male abdominal segment 10, lateral view, copied from Calvert. 

 Figs. 43-44.— Argl\. funebris, m.w.e abdominal segment 10, copied from Hagen. 43. Lateral 



VIEW. 44. Dorsal view. 

 Figs. 45-47.— Argia vivida, male abdominal segments 9 and 10. 45. Lateral view. 46. Dorsal 



VIEW. 47. Ventral view. 

 Fig. 48. — Argia emma, female, mesostigmal laminae. 

 Fig. 49.— Argia vivida, female, mesostigmal laminae. 



