Cladopelma bicarinata

Author: (Brundin, 1947)

Diagnosis (Material in coll. ZSM)
Exuviae 4.1-5.0mm long (n=4).
Cephalothorax: Cephalic tubercles conical, 95-105µm high (n=3), generally with small points apically.
Abdomen: Hook row II medially interrupted, length of row 0.14, 0.19 (0.07, 0.13 gap) 0.14, 0.19x width tergite (n=2); hooks 11-18 in each half row (n=4). Tergites II-V without a distinct unbroken posterior row or band of strong points. Tergite VI with a small oval swelling bearing noticeably larger points in the middle of the posterior transverse band, with setae D3 set under its lateral edges (109c.jpg). Conjunctive III/IV with scattered points with or without a patch of spinules. Sternite I antero-laterally with two patches of spines on each side, and a short median posterior band of teeth or spines (108b.jpg). Sternite II with an anterior transverse band of spines and a posterior transverse band of points. Comb of segment VIII of 1 thorn. Lateral taeniae of segments V-VIII: 4,4,4,4.
Anal segment: Fringe of anal lobe with 33-39 taeniae (n=4).

Species keys out at Page 337: Chironomini 234 Cladopelma of the Text Key.

Iceland and Fennoscandia.
(For more information see module IdentifyIt – file: Chironominae).

Ecological notes
Cold standing water; montane and northern.