Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 123. Chironomini 20 Glyptotendipes

123a. Cephalic tubercles larger, conical, their bulbous bases meeting medially. (Frontal apotome rounded, not apically truncate, except when the specimen has the apotome squashed into itself.)

Glyptotendipes glaucus

123b. Cephalic tubercles very short, their bulbous bases not meeting medially.

Step 124. Chironomini 21 Glyptotendipes
Decision path