Cladotanytarsus molestus

Author: Hirvenoja, 1962

Exuviae 3.5-4.0mm long (n=4), usually very transparent, sometimes a little infuscated.
Cephalothorax: Cephalic tubercles short conical (136i.jpg). Thoracic horn 108-133µm long; ThR 5.7-22.7 (n=4) (135j.jpg); horn apically narrowed to a point. Thoracic horn seta 38-45µm long (n=8); setae arranged along one edge and at tip. Pearl row absent.
Abdomen: Tergites II-VI each with an anterior pair of point patches; ArR II-VI 0.59-0.85 : 0.82-1.0 : 1.0 : 0.85-1.2 : 0.59-0.89 (n=4). Armament tergite IV strong, 85-88µm long. Comb of segment VIII 43-63µm wide; with 5-8 marginal teeth (n=4); with very few dorsal points. Lateral taeniae of segments V-VIII: 3,3,4,5.
Anal segment: Fringe of anal lobe with 24-32 taeniae (n=4).
(Linked adult male: Langton and Pinder, 2003a)

Species keys out at Page 426: Tanytarsini 68 Cladotanytarsus of the Text Key.

NW+C Europe.
(For more information see module IdentifyIt – file: Chironominae).

Ecological notes
Stagnant water.