nielseni, Schistura Nalbant [T. T.] & Bianco [P. G.] 1998:119, Figs. 22 A-C [Italian Journal of Zoology v. 65, Suppl.; ref. 23810] Bazar River, Iran. Holotype: ZMC P 27109. Paratypes: ISBB uncat (1), ZMC P 2805 (1), 2806 (2), 27110 (1). •Valid as Schistura nielseni Nalbant & Bianco 1998 -- (Nalbant 1998:373 [ref. 26011]). •Valid as Paraschistura nielseni (Nalbant & Bianco 1998) -- (Esmaeili et al. 2010:373 [ref. 33391], Kottelat 2012:101 [ref. 32367], Vatandoust & Eagderi 2015:182 [ref. 33819], Freyhof et al. 2015:15 [ref. 33865], Mousavi-Sabet & Eagderi 2015:299 [ref. 34027], Jouladeh-Roudbar et al. 2015:888 [ref. 34062], Teimori et al. 2015:90 [ref. 34095], Esmaeili et al. 2017:72 [ref. 35254], Esmaeili et al. 2018:51 [ref. 36089], Sayyadzadeh et al. 2018:45 [ref. 36026], Sayyadzadeh et al. 2019:582 [ref. 36833], Eagderi et al. 2019:266 [ref. 36967], Jouladeh-Roudbar et al. 2020:201 [ref. 37983], Çiçek et al. 2024:103 [ref. 40789]). Current status: Valid as Paraschistura nielseni (Nalbant & Bianco 1998). Nemacheilidae. Distribution: Middle East: Helleh and Mond River basins, Persian Gulf basin (Fars, Iran). Habitat: freshwater.