violaceus, Synodontis Pellegrin [J.] 1919:212 [Bulletin de la Société Zoologique de France v. 44 (no. 5/7); ref. 15224] Gribingui River, Congo. Lectotype: MNHN 1919-0246. Paralectotypes: MNHN 1919-0247 (1). Type catalog: Bertin & Estève 1950:50 [ref. 19575], Ferraris 2007:322 [ref. 29155]. Lectotype selected by Poll 1971:149 [ref. 7700]. Gender of genus treated by us as masculine. •Valid as Synodontis violaceus Pellegrin 1919 -- (Poll 1971:149 [ref. 7700], Gosse 1986:149 [ref. 6194], Burgess 1989:197 [ref. 12860], Paugy in Lévêque et al. 1992:539 [ref. 21590], Willoughby 1994:27, 29 [ref. 22047], Dankwa et al. 1999:37 [ref. 28023]). •Valid as Synodontis violacea Pellegrin 1919 -- (Ferraris 2007:322 [ref. 29155], Fermon et al. 2007:747 [ref. 30032], De Weirdt et al. 2008:122 [ref. 29869], Vreven & Milondo 2009:100 [ref. 30416], Vreven & Ibala Zamba 2011:359 [ref. 31194], De Weirdt et al. 2023:[4] [ref. 40468]). Current status: Valid as Synodontis violaceus Pellegrin 1919. Mochokidae: Mochokinae. Distribution: Western Africa. Habitat: freshwater.