Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 784. Orthocladiinae 196 Metriocnemus

784a. Abdominal tergites II-IX densely covered with conspicuous tubercular points except for an anterior transverse band of somewhat stronger triangular points or spinules and the posterior transverse row of spine-like teeth (062i.jpg; 062k.jpg).

Step 785. Orthocladiinae 197 Metriocnemus

784b. Armament of abdominal tergites of minute points. Teeth of posterior rows flattened, at least basally.

Step 786. Orthocladiinae 198 Metriocnemus
Decision path