Dicrotendipes septemmaculatus

Author: (Becker, 1908)

Exuviae 5.4-6.7mm long (n=5).
Cephalothorax: Cephalic tubercles 100-140µm long (n=5) (105h.jpg). Frontal setae 88, 100µm long (n=2). Second dorsocentral seta closer to the first than to the third.
Abdomen: Hook row II 0.43-0.52x width tergite; hooks 65-80 (n=4). Median transverse pair of point patches fused and fused to the anterior transverse band, patches weakly marmorate laterally. Enlarged points present only on tergites V and VI and restricted to a narrow median longitudinal band, extending from the posterior half of the median patch onto the posterior transverse band (105g.jpg). Conjunctives III/IV-V/VI armed with small spinules (< 7µm). Sternite I without armed humps. Comb of segment VIII of 1 (2) tooth, 68-100µm long (n=5). Lateral taeniae of segments V-VIII: 4,4,4,5.
Anal segment: Fringe of anal lobe with 50-77 taeniae (n=5).
(Linked adult male: Contreras-Lichtenberg, 1988)

Species keys out at Page 228: Chironomini 125 Dicrotendipes of the Text Key.

Afrotropical and (S) Palaearctic.
(For more information see module IdentifyIt – file: Chironominae).

Ecological notes
Lakes and slow-moving rivers; subtropical/tropical.