Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 397. Tanytarsini 40

397a. The postero-lateral corner of segment VIII bears a simple, cleft or toothed spur, or 3 spurs, of which the outermost is the strongest and bent as a hook. (Tergites II-IV, II-V or II-VI armed with paired anterior point patches).

Step 398. Tanytarsini 41 Rheotanytarsus

397b. The postero-lateral corner of segment VIII bears a comb of teeth. (If tergite II has paired anterior point patches, then anterior point patches are also present on III, IV, V and VI).

Step 410. Tanytarsini 52
Decision path