Wing of Lestes rectangularis. From Comstock (fig. 232) [1].

References

1. Comstock J.H.
   (1918) The wings of insects. The Comstock Publishing Company, Ithaca, N.Y.

Lestes rectangularis. From Comstock (plate IV 2) [1].

References

1. Comstock J.H.
   (1918) The wings of insects. The Comstock Publishing Company, Ithaca, N.Y.