Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 558. Diamesinae 34 Diamesa

558a. Armament of abdominal tergites of minute points, less than 2µm long; points of tergite IX even smaller than those of the preceding tergites, not spreading onto the anal lobes. (Teeth of dorsal tooth rows small, triangular, surmounting a wide basal mound. Lateral setae curled.)

Diamesa goetghebueri

558b. Armament of abdominal tergites stronger; IF points very small, those of tergite IX are the same size as on preceding tergites.

Step 559. Diamesinae 35 Diamesa
Decision path