Chironomidae Exuviae
MENU
Chironomidae Exuviae
Key: Step 371. Tanytarsini 14 Zavrelia

371a. Armament of tergite II anteriorly as wide as posteriorly (128j.jpg). Lateral taeniae present on segments V-VIII only. Thorax anteriorly more or less smooth. Hook row of segment II relatively long of 60 or more hooks.

Zavrelia pentatoma

371b. Armament of tergite II rounded anteriorly between setae D1. Lateral taeniae present on segments III-VIII or V- VIII. If thorax anteriorly more or less smooth, hook row of segment II short, of less than 30 hooks.
(The following taxa may belong to either Zavrelia or Stempellinella)

Step 372. Tanytarsini 15 ? Zavrelia
Decision path