Key: Step 555. Diamesinae 31 Diamesa

555a. Abdominal segments, dorsally, ventrally and laterally, and many of the conjunctives as well, covered with reticulation. Posterior tooth row of sternite III widely broken medially, present only externally to seta V3.

Diamesa pe4

555b. At least conjunctives without reticulation.

Step 556. Diamesinae 32 Diamesa
Decision path