Key: Step 678. Orthocladiinae 90 Psectrocladius

678a. About 4mm long or less. 25 or fewer fringe taeniae on the anal lobe.

Psectrocladius brehmi

678b. Generally larger exuviae with more fringe taeniae on the anal lobe.

Step 679. Orthocladiinae 91 Psectrocladius
Decision path