Form described by Lindeberg, 1963
Diagnosis (n=4)
Exuviae 3.5-4.0mm long.
Cephalothorax: Cephalic tubercles very short. Thoracic horn 550µm long, minutely spinulate over its apical half. Wing sheaths rounded apically, pearl row absent.
Abdomen: Tergite II with an anterior pair of point patches (143j.jpg); III with points only; IV and V with the armament arranged in longitudinal bands. The postero-lateral corner of segment VIII bears a comb of teeth. Lateral taeniae of segments V-VIII: 0,0,2/3,5.
Anal segment: Fringe of anal lobe with 27-32 taeniae, forming a complete series.
Form keys out at Page 471: Tanytarsini 112 Tanytarsus of the Text Key.
Distribution
Finland.
(For more information see module IdentifyIt – file: Chironominae).
Ecological notes
A small river in Finnish Lappland.