nigricans, Marcusenius Boulenger [G. A.] 1906:434 [Annals and Magazine of Natural History (Series 7) v. 17 (no. 101) (art. 49); ref. 574] Mouth of Katonga River, Lake Victoria [Victoria Nyanza]. Syntypes: (numerous) BMNH 1906.5.30.85-94 (9), NMW 8288-90 (3). •Valid as Pollimyrus nigricans (Boulenger 1906) -- (Gosse 1984:118 [ref. 6169], De Vos et al. 2001:131 [ref. 26059], Seegers et al. 2003:29 [ref. 28087], Kramer et al. 2013:16 [ref. 33002], Levin & Golubtsov 2018:73 [ref. 35732], Akoth et al. 2023:8 [ref. 40069]). Current status: Valid as Pollimyrus nigricans (Boulenger 1906). Mormyridae. Distribution: East Africa. Habitat: freshwater.