Author: Goetghebuer, 1938
Diagnosis (n=3, material in coll. ZSM; in part after Soponis, 1990a - in italics)
Exuviae 5.2-5.5mm long.
Cephalothorax: Antennal sheath base without a sharp tooth. Thoracic horn 78-133µm long; ThR 1.9-2.7. Dorsocentral setae narrow.
Abdomen: Tergites I-III bare; V-VIII with central point patch, more extensive on each succeeding tergite; VII, VIII with points along anterior margin. Posterior transverse point bands restricted to tergites IV-VIII; on tergites V-VII contacting or enclosing setae D5, 3-7 points deep, extending three fifths to one half the breadth of the segment (072m.jpg). Sternite I bare; II-V with points on anterior half; VI-VIII with 2 off-center point patches anteriorly. Pedes spurii A robust, on V-VII. Pedes spurii B absent. Dorsal setae I-VIII: 4,5,5,5,5,5,4,1; Ventral setae I-VIII: 2,3,3,3,3,3,3,0; Lateral setae I-VIII: 1,3,3,3,3,3,3,3; Od setae I-VIII: 0,1,1,1,1,1,1,0.
Anal segment: Anal lobe greatly reduced, setae absent. Genital sheaths extended beyond lobe in male and female.
Species keys out at Page 847: Orthocladiinae 258 Orthocladius of the Text Key.
Distribution
Holarctic species: widespread in Europe (not Scandinavia), eastern Mediterranean.
(For more information see module IdentifyIt – file: Orthocladiinae).
Ecological notes
Streams and rivers