Eukiefferiella pseudomontana

Author: Goetghebuer, 1935

Diagnosis (Material in coll. ZSM)
Exuviae 1.9-2.0mm long (n=3).
Cephalothorax: Thoracic horn 93-143µm long (n=4), broadest at base, tapered to apex, more strongly tapered over the basal half. Length horn base 0.35-0.43x length horn (n=4); ThR (base) 1.5-2.5 (n=4). Median antepronotal setae 1,2: 68-100; 45-65µm long (n=3); precorneal setae 1-3: 80-95; 50-75; 18-30µm long (n=2); dorsocentral setae 1-4: 55; 30; 20; 23µm long (n=1). Pearl row absent.
Abdomen: Hook rows on tergites broken medially, hooks III 6/5-7/5, IV 4/5-7/6, V 5/5-7/6 (n=3). Abdominal segments II-V dorsally nearly covered with small points except for the adhesion marks; VI-VIII progressively less extensively armed (no anterior transverse band of strong points). Posterior teeth III 13-17; IV 15-17µm long (n=3). Segment VIII with all lateral setae short and thin (050l.jpg).
Anal segment: Anal lobe ratio 2.0, 2.4 (n=2). Fringe absent, anal macrosetae conspicuous, 0.43, 0.58x lobe length (n=2) (050l.jpg).

Species keys out at Page 704: Orthocladiinae 116 Eukiefferiella of the Text Key.

W+C Europe, Middle East.
(For more information see module IdentifyIt – file: Orthocladiinae).

Ecological notes
Larvae on stones in flowing water; montane.