Chironomidae Exuviae
MENU
Chironomidae Exuviae
Key: Step 408. Tanytarsini 50 Rheotanytarsus

408a. Tergites II-VII without shagreen. Segment IV with 1 lateral taenia and V with 3. Anal lobes with an antero-lateral patch of points.

See also: Rheotanytarsus procerus.

Rheotanytarsus reissi

408b. Tergites (II) III-VI with extensive shagreen. Segment IV without taeniae laterally and V with either 0 or 1 on each side. Anal lobes without point patches.

Step 409. Tanytarsini 51 Rheotanytarsus
Decision path