Male adult of Chaetocladius lencioniae sp. n.: 22, last flagellomere and preceding segment; 23, clypeus; 24, scutellum. Hypoygium: 25–26, dorsal (25) and ventral (26) with anal point and tergite IX removed; 27, virga; 28, anal point and tergite IX in lateral view; 29, left gonostylus, dorsal; 30, right gonostylus, ventral; 31, gonocoxite and gonostylus in lateral view.

 
 
  Part of: Moubayed-Breil J, Lods-Crozet B (2018) On the genus Chaetocladius s. str. Kieffer, 1911 from Switzerland with descriptions of five new relic species occurring in glacial alpine springs and streams (Diptera, Chironomidae). Alpine Entomology 2: 15-34. https://doi.org/10.3897/alpento.2.22759