Pseudodiamesa nivosa

Author: (Goetghebuer, 1928)

Diagnosis (Material in coll. Serra-Tosio)
Exuviae 11-13mm long (n=3).
Cephalothorax: Thoracic horn absent. Thorax strongly rugose.
Abdomen: Hook row II absent. Lateral setae of segments VII and VIII forked.
Anal segment: Macrosetae of anal lobes equal in size. Anal lobes posterior to three marginal setae with a smooth short, broad triangular projection (029c.jpg).

Species keys out at Page 547: Diamesinae 23 Pseudodiamesa of the Text Key.

Palaearctic species: widespread in Europe.
(For more information see module IdentifyIt – file: Other subfamilies).

Ecological notes
High mountain streams and lakes.