Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 351. Chironomini 248 Cryptochironomus

351a. Gap in the hook row II wider than the length of the row on one side (113q.jpg). Pedes spurii B of segment II large, beset with small points.

Cryptochironomus denticulatus

351b. Gap in the hook row II narrower than the length of the row on one side. Pedes spurii of segment II, if present, unarmed.

Step 352. Chironomini 249 Cryptochironomus
Decision path