Author: (van der Wulp, 1874)
Diagnosis
Exuviae 5.1-6.8mm long (m=5.9mm, n=16).
Cephalothorax: Thoracic horn 385-490µm long (m=444µm, n=40), cylindrical, with a transversely oval to circular plastron plate filling the horn apex, which is joined to the broad brown respiratory atrium by a broad but short neck; ThR 3.1-5.8 (m=4.4, n=38) (008h.jpg). Plastron plate B : Th B 0.82-1.23:1 (m=1.0, n=22). Respiratory atrium narrower than horn; breadth atrium : breadth horn = 0.61-0.82:1 (m=0.71:1, n=37).
Abdomen: Tergite armament very fine (008i.jpg). Points of abdominal tergite IV much the same size as on VIII and irregularly arranged. Anterior lateral taenia of segment VII at about half the length of the segment (0.37-0.56; m=0.47, n=23). Segment VIII extended posteriorly on each side for over one fifth its median length.
Anal segment: Anal lobes Psilotanypus-type (008c.jpg). Anal lobe ratio 1.6-2.0 (m=1.85, n=24).
(Linked adult male: Langton and Pinder, 2003a)
Species keys out at Page 27: Tanypodinae 13 Procladius of the Text Key.
Distribution
Widespread in Europe (not Mediterranean).
(For more information see module IdentifyIt – file: Other subfamilies).
Ecological notes
Lakes and large ponds, occasionally spreading into their outflow rivers.