Hemimelaena flaviventris (Pictet 1841)

Material examined. Middle-Atlas: Taza, SW Tazzeka Mount, below Bab Taka Pass, Oued el Abod tributary, 1500-1700 m, brook, 6.06.201 3, 6 ♂, 9 ♀ + 1 larva (VIN) .

Distribution. It occurs in the Iberian Peninsula and Morocco. Previous records from Tunisia and Algeria (Berthélemy 1973, Lounaci & Vinçon 2005) relate to Afroperlodes lecerfi (Navás 1929) .

Ecology. A characteristic element of the temporary streams in the Iberian Peninsula (Aubert 1963). In the Moroccan Middle-Atlas, it occurs in high mountain streams of various sizes (torrents, brooks and brooklets) (1200-1400 m). The adults were found in late spring (VI).