Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 716. Orthocladiinae 128 Eukiefferiella

716a. Thoracic horn absent. Points of posterior transverse rows of abdominal segments short (13-15µm) AND hook rows present on tergites III-V.

Eukiefferiella brehmi

716b. Thoracic horn present. If points of posterior transverse rows short, then hook row restricted to segment V.

Step 717. Orthocladiinae 129 Eukiefferiella
Decision path