Thienemanniella pe2ai

new form

Diagnosis (n=5, leg. X.-F. Garcia.)
Exuviae 1.5-2.0mm long.
Cephalothorax: Thoracic horn and pearl row absent.
Abdomen: Tergite II without an apical transverse band of hooks or pad of hooked spines. Tergites III-VIII armed with points, small on III, larger on IV, thereafter V-VIII much the same size as, or larger than, on IV; on VI and VII points no more than 5µm in length. Tergite VIII with armament as strong as or weaker than that on VII. Posterior points on tergites not conspicuously enlarged. Sternite II without spinules; if armed, then with minute points. Segments III-VIII with 4 lateral taeniae.
Anal segment: Anal lobe ratio 1.3-1.6. Fringe of anal lobe with 52-69 taeniae. Anal macrosetae cylindrical, hooked at tip.

Species keys out at Page 601: Orthocladiinae 13 Thienemanniella of the Text Key.

(For more information see module IdentifyIt – file: Orthocladiinae).

Ecological notes
Middle Loire.