Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 205. Chironomini 102 Chironomus

205a. Anterior thorax densely granulate, the granules about one granule diameter apart. Conjunctives IV/V and V/VI more strongly armed with dense spine-like points. Tergite armament stronger, particularly posteriorly on tergites IV and V, the most posterior points projecting, tooth-like over the conjunctive.

Chironomus riihimakiensis

205b. Anterior thorax more sparsely granulate. Conjunctives IV/V and V/VI less strongly armed, rarely the points spinulate. Tergite armament less strong, the most posterior points of tergites IV and V short.

Step 206. Chironomini 103 Chironomus
Decision path