(Fig. 4 A)
Material examined. Station 18, 25 -vi- 2013, 1 ♂.
Comments. A single specimen was collected in a shaded mountain stream above 66 m asl, with clear water and a stony bottom. The first record for Tunisia is from Lambertie (1907) in northern Tunisia (Aïn Draham, Jendouba).
Distribution. It is a Maghrebin species extending to southern Spain (Jansson 1986; Carapezza 1997; Poisson 1957).