unitaeniatus, Nannaethiops Günther [A.] 1872:670, Pl. 65 (fig. C) [Proceedings of the Zoological Society of London 1871 (pt 3) (art. 1) (for 21 Nov. 1871); ref. 1997] Gabon. Lectotype: BMNH 1872.1.26.8. Paralectotypes: BMNH 1872.1.26.9-13 (5), ZMB 8347 [ex BMNH] (1). Type catalog: Zarske 2011:77 [ref. 31375]. Lectotype selected in Poll & Gosse 1963: 13 [ref. 5137]. •Valid as Nannaethiops unitaeniatus Günther 1872 -- (Vari 1979:329 [ref. 5490], Daget & Gosse 1984:200 [ref. 6185], Gosse in Lévêque et al. 1990:255 [ref. 21589], Poll & Gosse 1995:155 [ref. 24781], Géry & Zarske 2003:42 [ref. 27475], Vari 2007:433 [ref. 30023] dated 1871, Zarske 2011:77 [ref. 31375], Skelton 2019:226 [ref. 36564], Fermon et al. 2022:143 [ref. 39448]). Current status: Valid as Nannaethiops unitaeniatus Günther 1872. Distichodontidae. Distribution: Western-central Africa: Nigeria south to Democratic Republic of Congo, including Volta, Niger, Cross and Chad river basins. Habitat: freshwater.