H. atlanta Botosaneanu 1975 Taxonomy and Distribution of Trichoptera in El Harrach Wadi (Northcentral Algeria) with the First Record of Hydropsyche incognita in North Africa Khettar, Sihem Haouchine-Bouzidi, Nawel Kherbouche-Abrous, Ourida Radi, Nora Elalami, Majida Beladjal, Lynda Zootaxa 2022 2022-03-29 5120 4 482 500 7VGQW Navas 1928 Navas 1928 [151,563,1759,1786] Insecta Hydropsychidae Hydropsyche Animalia Trichoptera 9 491 Arthropoda species obscura   =  H. atlanta Botosaneanu 1975; synonymized by Malicky 2005. The larva of this species has been described and diagnosed by Bemmoussat et al.(2021) and Dakki & Tachet (1987).   Algerian literature records. Chelif Basin, Ain Defla, Chorfa Wadi, upstream of Djendel; Chelif Basin, Relizane, downstream of Jdiouia (Arab 2004). Blida, Chiffa, Chiffa Wadi; Mazafran Watershed, upstream of El Affroun, Djer Wadi; Medea, Tamezghida, Mouzaia Wadi; Mazafran Watershed, El Hamdania, Chiffa and Sidi Si Baahloul Wadis (Arab 2004). Great Kabylia, Djurdjura Mountains, Tizi Ouzou( Sekhi et al.2016). Tafna Watershed, Tlemcen, Chouly Wadi at Beny Ghazly (Bemmoussat et al. 2021).  International literature records. MOROCCO( Ajakane 1988; Bouzidi 1989; Hajji et al. 2013; Lamri et al.2016a, 2016b; Mabrouki et al.2020).   Material studied.  ALGERIA, Blida, Hammam Melouane, Badour Wadi(S8) ( 36°28’43”N, 3°04’07”E), 410 ma.s.l.: 22.iii.2013, 1 larva;   07.vi.2013, 1 larva( CSK24). Hammam Melouane, Seghir Wadi(S6) ( 36°28’52”N, 3°03’00”E), 300 ma.s.l.: 22.ii.2013, 4 larvae;   22.iii.2013, 9 larvae;   25.iv.2013, 1 larva( CSK25).   Distribution. Algeriaand Morocco.   Comment.In Algeria, this north African endemic species was collected for the first time in the study area ( Fig. 3), expanding its distribution in the country. 3744203317 El Affroun & El Hamdania Mazafran Watershed 10 492 Djurdjura Mountains Mazafran Watershed 9 491 1 Ain Defla 3744203306 [414,1381,295,321] Algeria 36.47861 Badour Wadi 19 3.0686111 Hammam Melouane 10 492 1 Blida 3744203315 2013-06-07 CSK Algeria 36.481113 Seghir Wadi 19 3.05 Hammam Melouane 10 492 CSK24 1 1 Blida 3744203312 [671,899,367,393] 2013-03-22 CSK Algeria true 36.481113 Seghir Wadi 19 3.05 Hammam Melouane 10 492 9 9 Blida 3744203330 [911,1231,366,393] 2013-04-25 CSK Algeria 10 492 CSK25 1 1 Blida