brucii, Gnathonemus Boulenger [G. A.] 1910:425 [Annals and Magazine of Natural History (Series 8) v. 6 (no. 34); ref. 14430] Ogun River at Aro, Lagos State, southern Nigeria. Holotype (unique): BMNH 1909.3.3.2. •Valid as Marcusenius brucii (Boulenger 1910) -- (Gosse 1984:80 [ref. 6169], Paugy & Bénech 1989:299 [ref. 26478], Bigorne & Paugy 1990:37 [ref. 13599], Kramer & Wink 2013:8 [2334] [ref. 32824]). •Synonym of Marcusenius senegalensis (Steindachner 1870) -- (Boden, pers. comm.). Current status: Synonym of Marcusenius senegalensis (Steindachner 1870). Mormyridae. Distribution: Western Africa: Bight Drainages ecoregion endemic [if valid]. Habitat: freshwater.