Saetheria pe1

new form

Diagnosis (material leg. J.J. Casas, J. Moubayed.)
Exuviae 2.6-4.0mm long (m=3.1mm, n=11).
Cephalothorax: Cephalic tubercles 22-40µm long (n=5). Frontal setae 40µm long (n=2). Thoracic horn much branched.
Abdomen: Length hook row II 0.37-0.45x width tergite II; hooks 41-57 (n=6). Tergites II-V with a trapezoidal point patch, widest posteriorly (reduced on VI to a posterior transverse band), the points of the posterior three or four rows enlarged and overlapping (150q.jpg). Segment VIII unarmed postero-laterally. Lateral taeniae of segments V-VIII: 4,4,4,4.
Anal segment: Fringe of anal lobe with 23-31 taeniae (m=26.1, n=12).

Form keys out at Page 243: Chironomini 140 Saetheria of the Text Key.

Southern Spain.
(For more information see module IdentifyIt – file: Chironominae).

Ecological notes
Flowing water.