Author: (Goetghebuer, 1942)
Diagnosis
Exuviae 5.0-6.1mm long (m=5.6mm, n=18) (106-1.jpg).
Cephalothorax: Cephalic tubercles 80-165µm long, 50-145µm broad (n=4); frontal setae 20µm long (n=1) (106b.jpg). Thoracic horn much branched.
Abdomen: Hook row II entire, length of row 0.47-0.59x width tergite (n=6). Armament of tergites II-VI in the form of an undivided, usually extensive patch of strong points, the points in each segment increasing in size posteriorly (106c.jpg). The point patches increase in extent from tergite II to V, but on VI the patch is more or less reduced. Stout points absent on conjunctive V/VI. Sternites I and II or I-III without transverse rows of backwardly directed colourless spines. Pedes spurii B of segment II absent. Comb of segment VIII of 2-6 small, elongate, sinous, brown teeth (m=4.1, n=35), usually joined towards their bases to form a short spur (106d.jpg). Lateral taeniae of segments V-VIII: 4,4,4,5.
Anal segment: Fringe of anal lobe with 47-59 taeniae (m=52.6, n=34) (106e.jpg).
(Linked adult male: Langton and Pinder, 2003a)
Species keys out at Page 220: Chironomini 117 Dicrotendipes of the Text Key.
Distribution
Widespread in Europe, Middle East.
(For more information see module IdentifyIt – file: Chironominae).
Ecological notes
Lakes in the north, rivers in the south.