Paratanytarsus lauterborni

Author: (Kieffer, 1909)

Exuviae 3.7-5.3mm long (m=4.2mm, n=16).
Cephalothorax: Cephalic tubercles broad, rounded, shallow. Frontal setae 100-140µm long (n=4). Thoracic horn present (though easily broken off), 290-430µm long (n=9), minutely toothed at base (132j.jpg); ThR 5.8-16.5 (n=8). Pearl row usually very short, not reaching wing sheath apex (132k.jpg).
Abdomen: Anterior point patches present on tergites III-VI or tergite III with posterior point/spine patches. Tergite IV with a single, broad oval antero-median point patch with posterior spinules or spines. Point patch on tergite V single. Comb of segment VIII 25-69µm long (n=8); with 5-15 marginal teeth (m=9.3, n=19). Lateral taeniae of segments III-VIII: 0(1),1,2(1,3),4(3),4,5.
Anal segment: Fringe of anal lobe with 43-64 taeniae (m=54, n=20).
(Linked adult male: Langton and Pinder, 2003a)

Species keys out at Page 391: Tanytarsini 34 Paratanytarsus of the Text Key.

Widespread in Europe.
(For more information see module IdentifyIt – file: Chironominae).

Ecological notes
Stagnant and running water.