Parametriocnemus valescurensis

Author: Moubayed and Langton, 1999

Diagnosis (n=2)
Exuviae 3.0, 3.5mm long.
Cephalothorax: Thoracic horn 280, 287µm long, with apex drawn out into a long bare point (150n.jpg); ThR c. 3.3.
Abdomen: Posterior points of tergites III-V particularly strong, golden, set on a swollen transverse mound (068j.jpg); posterior points of tergite II small, contrasting strongly with those on tergite III. Segments III-VIII with lateral setae only, four or five well-developed, long, somewhat taeniate lateral setae on segment VIII; lateral setae of segment VII strong and stiff.
Anal segment: Anal lobe ratio 1.1. Fringe of anal lobe of 19, 20 taeniae.

Species keys out at Page 687: Orthocladiinae 99 Parametriocnemus of the Text Key.

(For more information see module IdentifyIt – file: Orthocladiinae).

Ecological notes
Temporary streams and helocrenes in southern France.