affinis, Petrocephalus Sauvage [H.-E.] 1879:101 [12] [Bulletin de la Société philomathique de Paris (7th Série) v. 3; ref. 3881] Ogooué River at Doumé, Gabon. Holotype (unique): MNHN A-0894. Type catalog: Bertin 1940:267 [ref. 293]. On p. 12 of separate. •Synonym of Stomatorhinus walkeri (Günther 1867) -- (Gosse 1984:122 [ref. 6169], Lavoué et al. 2010:43 [ref. 30944], Kramer et al. 2012:2232 [ref. 32160]). Current status: Synonym of Stomatorhinus walkeri (Günther 1867). Mormyridae. Habitat: freshwater.