return to: home prev Eul 1 Eul 4 ent 1 eud 1 eul 1 eul 5 eul 9 eul 13 eul 17 eul 20 eul 24 eul 27

30. Flagellum with 4 funicular segments in males and females. Postmarginal vein 2x or more stigmal vein length (aa1).

Sympiesis Förster, 1856

30'. Flagellum with 3 funicular segments in females. Most species (exceptions are some female Dicladocerus) with postmarginal vein <1.7x stigmal vein length.

couplet 31

aa1
sympiesis venation.JPG (9107 bytes)

Image credits: Boucek (1988).