Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 625. Orthocladiinae 37 Heterotrissocladius

625a. Segment VII apico-laterally projecting posteriorly and stiffened with a dark embedded spine (similar to those found in Zalutschia spp.); segment VI shows a similar but much weaker structure (040a.jpg).

Heterotrissocladius brundini

625b. Postero-lateral corner of segment VII rounded.

Step 626. Orthocladiinae 38 Heterotrissocladius
Decision path