Figure 2

Wing venation and basivenales of Aeshna isosceles. (a,b) cut at level of base of median basivenale MBa (a not colored; b colored). (c,d) cut at level of Ax0 (c not colored; d colored) (copyright L.J.).
Wing venation and basivenales of Aeshna isosceles. (a,b) cut at level of base of median basivenale MBa (a not colored; b colored). (c,d) cut at level of Ax0 (c not colored; d colored) (copyright L.J.).