Key: Step 313. Chironomini 210 Polypedilum

313a. Anal lobes with a dorsal taenia set just inwards of the fringe. (Comb of segment VIII extended as a short golden spur, with at least the apical tooth broad and blunt (124q.jpg).)

Polypedilum acifer

313b. Anal lobes with or without a dorsal seta; when present, set towards the inner edge of the lobe.

Step 314. Chironomini 211 Polypedilum
Decision path