Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 631. Orthocladiinae 43

631a. Taeniae of anal lobe fringe short AND tergites III-V between the dorsal setae with more or less evenly distributed small points, which are gradually a little larger posteriorly on each segment.

Step 632. Orthocladiinae 44

631b. IF taeniae of anal lobes short, then tergites with conspicuous groups of large points.

Step 647. Orthocladiinae 59 Vivacricotopus
Decision path