Eukiefferiella similis

Author: Goetghebuer, 1939

Diagnosis (Material in coll. ZSM)
Exuviae 2.8-4.0mm long (n=4).
Cephalothorax: Thoracic horn 225-300µm long. Length horn base 0.25-0.35x length horn (n=3); ThR (base) 1.3-1.9 (n=3). Median antepronotal setae 1,2: 225-290; 60-200µm long; precorneal setae 1-3: 240-300; 105-220; 100-175µm long (n=3); dorsocentral setae 1-4: 40-130; 15-33; 20-90; 5-17µm long (n=3). Pearl row absent.
Abdomen: Hook rows on tergites continuous; hooks III 9-13, IV 9-12, V 8-14 (n=4). No anterior transverse bands of points on tergites II-VI. Posterior teeth III 27-35, IV 25-37µm long (n=4). Two lateral setae of segment VIII conspicuous, not much shorter than the anal lobes, broad at base, but flexible (050i.jpg).
Anal segment: Anal lobe ratio 1.8, 2.1 (n=2). Anal lobes without fringe. Length of anal macrosetae 1.4x length of the anal lobe (n=2) (050i.jpg).

Species keys out at Page 715: Orthocladiinae 127 Eukiefferiella of the Text Key.

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

Ecological notes
Montane streams.