Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 525. Diamesinae 1

525a. Each anal lobe bears about ten marginal setae, the posterior of which are spine-like and inserted in conspicuous sockets (026h.jpg) (these setae are often broken off, but their sockets remain.)

Step 526. Diamesinae 2 Protanypus

525b. Anal lobes without a series of spine-like setae set in conspicuous sockets.

Step 528. Diamesinae 4
Decision path