Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 494. Tanytarsini 135 Tanytarsus

494a. Armament of tergite IV with longer spines in the posterior half, or, very rarely, composed of points only (144i.jpg). (Thoracic horn smooth.)

Tanytarsus striatulus

494b. Armament of tergite IV with more or less equally long spines for the whole length.

Step 495. Tanytarsini 136 Tanytarsus
Decision path