Key: Step 550. Diamesinae 26 Syndiamesa

550a. Anal lobes with an apical triangular projection (029d.jpg). Thorax above the insertion of the thoracic horn with a conspicuous tubercle.

Syndiamesa edwardsi

550b. Anal lobes without an apical projection.

Genus Diamesa
Note Diamesa.

Step 551. Diamesinae 27 Diamesa
Decision path