aterrimus, Synodontis Poll [M.] & Roberts [T. R.] 1968:297, Fig. [Revue de Zoologie et de Botanique Africaines v. 77 (nos 3-4); ref. 7909] Bokuma, Congo River basin, Africa. Holotype: MRAC 101466. Paratypes: MRAC 42920 (1), 98694A (1), 104711-713 (3), 119830-836 (7), 135448 (1), 135451 (1); CAS-SU 64867 (1). Type catalog: Derijst 1991:66 [ref. 21528], Ferraris 2007:312 [ref. 29155]. Gender of genus treated by us as masculine. •Valid as Synodontis aterrima Poll & Roberts 1968 -- (Ferraris 2007:312 [ref. 29155]). •Valid as Synodontis aterrimus Poll & Roberts 1968 -- (Poll 1971:424 [ref. 7700], Gosse 1986:121 [ref. 6194], Burgess 1989:195 [ref. 12860], Fermon et al. 2022:159 [ref. 39448]). Current status: Valid as Synodontis aterrimus Poll & Roberts 1968. Mochokidae: Mochokinae. Distribution: Central Africa: central Congo River basin (Democratic Republic of Congo); Gabon. Habitat: freshwater.