Paratanytarsus laccophilus

Author: (Edwards, 1929)

Exuviae 3.2-4.8mm long (m=4.0mm, n=13).
Cephalothorax: Thoracic horn 52-85µm long (n=8), small toothed distally (131e.jpg); ThR 4.0-7.0 (n=6). Wing sheaths with a pearl row.
Abdomen: Tergite III without spines; IV with a laterally narrowed, lens-shaped anterior point patch, point patches of tergite V paired (131f.jpg), anterior points IV and V about 8µm long; ArR IV : V 1.0 : 0.5-0.8 (n=7). Comb of segment VIII 34-50µm wide (n=6); with 5-9 marginal teeth (m=7.4, n=12). Lateral taeniae of segments II-VIII: 0(1),0(1),1(0,2),3(2,1),4(3),4,5.
Anal segment: Fringe of anal lobe with 11-19 taeniae (n=15.1, n=19).
(Linked adult male: Langton and Pinder, 2003a)

Species keys out at Page 384: Tanytarsini 27 Paratanytarsus of the Text Key.

Holarctic species: widespread in Europe.
(For more information see module IdentifyIt – file: Chironominae).

Ecological notes
Ponds and pools, usually parthenogenetic.
Northern and montane lakes, sometimes bisexual.