Pseudokiefferiella pe1

Form described by Langton, 1991

Diagnosis (n=2)
Exuviae 6.2, 6.7mm long.
Cephalothorax: Frontal setae 150, 207µm long. Thoracic horn 135, 280µm long; ThR 10.4, 23.3. Precorneal setae 1-3: 115, 133; 250; 88, 165µm long.
Abdomen: Hook row II absent. Abdominal tergites conspicuously reticulated, with a few scattered points; posterior points of tergites greatly enlarged to form a transverse row of teeth; sternites without a posterior tooth row. Abdominal segments II-VIII postero-laterally with a small projecting spur, progressively larger on succeeding segments (027-2.jpg).
Anal segment: Anal lobes with 3 macrosetae each and apically with a strong triangular tooth (027g.jpg). Anal lobe ratio 1.8, 2.0.

Form keys out at Page 538: Diamesinae 14 Pseudokiefferiella of the Text Key.

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

Ecological notes
A river, former Czechoslovakia.