Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 186. Chironomini 83 Chironomus

186a. Lateral shagreen bands of sternites III and IV very fine and inconspicuous, on III not spreading inwards anteriorly. Points of tergites III-VI suddenly larger at about level seta D5.

Chironomus acutiventris

186b. Shagreen of sternites III and IV conspicuous, but lateral bands may be short on sternite III and absent on IV. Points of tergites III-VI gradually larger over posterior half of tergite.

Step 187. Chironomini 84 Chironomus
Decision path