Trithetrum navasi (Lacroix, 1921)
- scientific: Sympetrum navasi
- vernacular: Swamp Darter; Navas's D.
Type locality: Bingerville, Cote d'Ivoire
Male is similar to T. congoense by (a) body parts uniform: thorax unmarked; frons without band; mid and hind femur all black; S1-10 unmarked; (b) venation blackish; (c) Fw discoidal field 5-8 cells wide on wing border. However, differs by (1) face and thorax brown; Abd and Pt red; (2) lobe of hamule triangular, somewhat angled on anterior side, its tip not extending beyond genital lobe. [Adapted from Dijkstra & Clausnitzer 2014]
Mostly rivers, but also streams, standing waters and possibly large lakes and flowing channels in marshes, mostly in open landscapes, but also open areas in forest. Usually with emergent vegetation. From 0 to 1500 m above sea level.
Map citation: Clausnitzer, V., K.-D.B. Dijkstra, R. Koch, J.-P. Boudot, W.R.T. Darwall, J. Kipping, B. Samraoui, M.J. Samways, J.P. Simaika & F. Suhling, 2012. Focus on African Freshwaters: hotspots of dragonfly diversity and conservation concern. Frontiers in Ecology and the Environment 10: 129-134.
- Lacroix, J.L. (1921). Deux Odonates nouvelles. Annales Societe linneenne Lyon, 67, 45-59. [PDF file]
- Lieftinck, M.A. (1969). Odonates Anisoptères - Odonata Anisoptera. Explor. hydrob. Lac Bangweolo and Luapula, 14, 1-64. [PDF file]
Citation: Dijkstra, K.-D.B (editor). African Dragonflies and Damselflies Online. http://addo.adu.org.za/ [2021-12-02].