PLATE YI. 



All these figures are from Nature. 



Fig. 1. Imago of Libellula pulchella, cT. 

 2. Imago of Goniphus exilis, d- 

 S. Imago of Calopteryx maculata, 9 . 



4. Imago of Diplax rubicundula, 9 . 



5. Imago of Agrion civile, cf . 



e Male. 9 Female. 



(190) 



