Species that contain: Xenomystus and nigri [ 2 ] records

nigri, Notopterus Günther [A.] 1868:481 [Catalogue of the fishes in the British Museum v. 7; ref. 1990] Niger River. Holotype (unique): BMNH 1852.2.22.18. •Valid as Xenomystus nigri (Günther 1868) -- (Daget 1984:62 [ref. 6170], Paugy & Bénech 1989:299 [ref. 26478], Paugy et al. 1990:336 [ref. 26477], Bigorne in Lévêque et al. 1990:121 [ref. 21589], Roberts 1992:379 [ref. 20012], Poll & Gosse 1995:81 [ref. 24781], Hopkins 2007:215 [ref. 30018], Munene et al. 2021:20 [ref. 39283], Stiassny et al. 2021:1686 [ref. 39000], Fermon et al. 2022:122 [ref. 39448]). Current status: Valid as Xenomystus nigri (Günther 1868). Notopteridae: Xenomystinae. Distribution: West Africa. Habitat: freshwater.

nili, Notopterus (Xenomystus) Steindachner [F.] 1881:196 [18], Pl. 4 (fig. 2) [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 83 (1. Abth.); ref. 4231] Bahr-el-Seraf and Bahr-el-Gebel, Nile system, Sudan. Syntypes: MSNG 17590 (2); NMW 70402-05 (2, 2, 2, 3), 75794 (1, skeleton); SMF 816 [ex NMW] (1). On p. 18 of separate. •Synonym of Xenomystus nigri (Günther 1868) -- (Daget 1984:62 [ref. 6170], Roberts 1992:379 [ref. 20012]). Current status: Synonym of Xenomystus nigri (Günther 1868). Notopteridae: Xenomystinae. Habitat: freshwater.