MR. LUBBOCK ON TWO AQUATIC HYMENOPTERA. 
DESCRIPTION OF THE PLATE. 
PLATE XXIII. 
Fig. 1. Polynema natans. Side view of female, x 30. 
Fig. 2. 5 m Female, seen from above, x 30. 
Fig. 3. " - Antenna of female, x 60. 
Fig. 4. ie » Anterior wing, x 60. 
Fig. 5. s 5 Posterior wing, x 60. 
Fig. 6. » = Anterior leg, x 60. 
Fig. 7. Posterior leg, x 60. 
Fig. 8. punt  Flcipesiik: Anterior wing, x 60. 
Fig. 9. »5 Posterior wing, x 60. 
Fig. 10. Prises p" Female, seen from above, x 30. 
Fil. X 3 » side view, x 30. 
Eg. 42. عد‎ s Antenna, x 30. 
Figs 15r. » Anterior wing, x 60. 
Ex. 14. o a Posterior leg, x 60. 
Pit I5. | 5s Tarsus of ditto, x 250. 
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