Parorthocladius nudipennis

Author: (Kieffer, 1908)

Exuviae 2.9-3.9mm long (m=3.6mm, n=9).
Cephalothorax: Thorax with some strong points near suture. Thoracic horn small, thin-walled, generally invisible.
Abdomen: Tergites III-VIII extensively covered with small points which are a little larger posteriorly on each segment. Tergite II has a similar, but reduced, extent of shagreen; hook row II and apical bands absent (068f.jpg). Pedes spurii B absent.
Anal segment: Anal lobe ratio 1.8, 2.5 (n=2). Anal lobes without fringe. Three well-developed anal macrosetae present, 0.31-0.4x length of the anal lobe (n=4) (068g.jpg).
(Linked adult male: Langton and Pinder, 2003a)

Species keys out at Page 818: Orthocladiinae 230 Parorthocladius of the Text Key.

Widespread in Europe (not Scandinavia), north Africa.
(For more information see module IdentifyIt – file: Orthocladiinae).

Ecological notes