new form
Diagnosis (Coll. Strenzke, ZSM, 2 specimens on slide with Ch. crassimanus Strenzke. Further material leg. Rodrigues)
(Full description in preparation.)
Cephalothorax: Thoracic horn much branched.
Abdomen: Hook row medially broken. 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. The point patches increase in extent from tergite II to V, but on VI the patch is more or less reduced. On at least tergites III and IV marmoration of the patches is peripheral or absent. Pedes spurii B of segment II conspicuous. Pleura IV armed with spinules. Conjunctives III/IV and IV/V with a small lateral seta; conjunctive V/VI and/or VI/VII medially armed with strong points. Comb of segment VIII present.
Form keys out at Page 140: Chironomini 37 Chironomus of the Text Key.
Distribution
Germany.
(For more information see module IdentifyIt – file: Chironominae).
Ecological notes
Stagnant water of very low pH.