new form
Diagnosis (n=1, leg. H. Moller Pillot.)
Exuviae 3.0mm long.
Cephalothorax: Thoracic horn 270µm long, covered with imbricating points; horn more parallel-sided, or at least widest well beyond base (150g.jpg); ThR 6.
Abdomen: Hooks of hook row II short, strongly curved, crowded on a postero-median projection of the tergite. Apical point band on segment III entire, on IV entire or medially broken. Median point patches present on tergites IV-VI, transversely elongate (occasionally split medially to produce paired point patches). Pedes spurii B on segment II conspicuously large, usually elongate conical in shape. Lateral taeniae of segments VI-VIII: 0,4,5.
Anal segment: Anal lobe ratio 1.0. Anal lobe fringe of 19/20 taeniae.
Species keys out at Page 670: Orthocladiinae 82 Nanocladius of the Text Key.
Distribution
Russia.
(For more information see module IdentifyIt – file: Orthocladiinae).