Key: Step 493. Tanytarsini 134 Tanytarsus

493a. Armament of tergite IV with equally long spines in the posterior half as in the anterior half (145j.jpg).

Tanytarsus pe12

493b. Armament of tergite IV with spines decreasing in length posteriorly (145d.jpg).
145-1.jpg species overview

Tanytarsus palmeni
Decision path