new form
Diagnosis (n=1)
Exuviae 5.2mm long.
Cephalothorax: Cephalic tubercles long conical, rounded. Frontal seta present.
Abdomen: Hook row II without an additional patch of small points or hooks at each end, hooks 55. Armament of tergites II-V continuous: an anterior transverse band of points joined broadly to the postero-median trapezoidal or rectangular marmorate patch of smaller points. Tergites and sternites VII and VIII without median point patches. Tergites III and IV armed with an apical band of points or hooks. Sternite I without 2 antero-lateral armed humps. Conjunctive armament of points no larger than those of the anterior transverse bands of the tergites. Comb of segment VIII a postero-lateral spur bearing a large, sharp apical tooth and progressively smaller ones towards its base (150o.jpg). Segment IV without lateral taeniae; V-VIII with well-developed lateral taeniae, no more than 3 lateral taeniae on V.
Anal segment: Anal lobe with 16/17 lateral taeniae in a single row extending only to the tip of the lobe externally; a dorsal seta set towards the inner edge of the lobe.
Form keys out at Page 323: Chironomini 220 Polypedilum of the Text Key.
Distribution
Norway.
(For more information see module IdentifyIt – file: Chironominae).
Ecological notes
Lake Korta 1150m asl.