CLADOENDESIS OF EPHEMEROPTERA
Figure 79. Campsurus/fg1-Asthenopus/fg1 adusta [Povilla].
A–B – fore and hind wings (trachea passing out of veins shown by dotted line); C–D – right and left mandibles, ventral view (instead of long setae, their bases and occupied area are shown).
Abbreviations: i – incisor, kd – kinetodontium.