Author: (Bequaert and Goetghebuer, 1913)
Diagnosis
Exuviae 2.6-3.2mm long (n=5) (071-2.jpg).
Cephalothorax: Wing sheaths without pearl row and nose.
Abdomen: Apical hook rows present on sternites IV/V-VII, absent on VIII (071g.jpg). Tergite armament restricted to anterior and posterior transverse bands.
Anal segment: Tergite IX without lateral spines. Anal lobes present, truncate posteriorly; fringe absent (071h.jpg).
(Linked adult male: Langton and Pinder, 2003a)
Species keys out at Page 810: Orthocladiinae 222 Thalassosmittia of the Text Key.
Distribution
W Europe and northern Mediterranean.
(For more information see module IdentifyIt – file: Orthocladiinae).
Ecological notes
Marine, occasionally in slow flowing tidal rivers.