Parakiefferiella gynocera

Author: (Edwards, 1937)

Diagnosis (Material in coll. ZSM; in part after Tuiskunen, 1986a - in italics)
Exuviae 2.2-2.9mm long (n=30).
Colour: Cephalothorax slightly brownish. Lateral and posterior margins of abdominal segment I and segments II-V brown, rest of abdomen very slightly brownish.
Cephalothorax: Antennal sheath of male short, 220-300µm, female-like. Thoracic horn absent; precorneals 70-110µm long.
Abdomen: Pedes spurii B absent; pedes spurii A well developed on sternites IV-VI, weak on VII. Tergites IV-VI without a distinct circular antero-median point patch. Sternites and anterior group of tergite VII with very weak and short points only. Lateral margins of abdominal segments without a hair fringe. Lateral setae of abdominal segments short; on last three abdominal segments rarely slightly taeniate.
Anal segment: Apices of anal lobes at most with vague indications of teeth. Anal lobes without fringe. Anal macrosetae of normal length and strength; anal lobe extensions often distinctly longer than broad.

Species keys out at Page 738: Orthocladiinae 150 Parakiefferiella of the Text Key.

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

Ecological notes
Northern lakes.