Author: (Linnaeus, 1761)
Diagnosis
Exuviae 8.3-11.0mm long (n=3) (094-1.jpg).
Cephalothorax: Cephalic tubercles 130, 135µm long, 170, 190µm wide (n=2); frontal setae 105, 120µm long (n=2) (094b.jpg). Thoracic horn much branched.
Abdomen: Epaulettes small, restricted to tergites IV-VI, with 6-10, 5-7, 3-6 marginal points (n=3); 2-4, 3-5, 3-6 dorsal points (n=3) (094c.jpg). EpR IV-VI 1.0 : 0.89-1.26 : 0.71-1.47 (n=3). Comb of segment VIII 0-5 small awl-shaped teeth. Lateral taeniae of segments V-VIII: 4,4,4,5.
Anal segment: Fringe of anal lobe with about 180 taeniae (094d.jpg).
(Linked adult male: Langton and Pinder, 2003a)
Species keys out at Page 111: Chironomini 8 Demeijerea of the Text Key.
Distribution
Palaearctic species: widespread in Europe.
(For more information see module IdentifyIt – file: Chironominae).
Ecological notes
Standing water.