polyodon, Synodontis Vaillant [L. L.] 1895:Pl. 11 (fig. 1) [Nouvelles Archives du Muséum d'Histoire Naturelle, Paris (Série 3) v. 7; ref. 17858] Ogooué River around Lastoursville, Gabon [about 0°41'S, 10°13'E]. Holotype: MNHN 1886-0433. Paratypes: MNHN 1886-0434 (1). Type catalog: Bertin & Estève 1950:49 [ref. 19575], Ferraris 2007:319 [ref. 29155]. Available by indication from plate in Vaillant 1895 [ref. 17858] according to ICZN Art. 12.2.7. Also appeared in Vaillant 1895:48 [ref. 19844] and Vaillant 1896:127, Pl. 9 (fig. 1) [ref. 22256]. •Valid as Synodontis polyodon Vaillant 1895 (sometimes dated 1894) -- (Poll 1971:90 [ref. 7700], Gosse 1986:141 [ref. 6194], Burgess 1989:196 [ref. 12860], Friel & Vigliotta 2006:46 [ref. 28580], Ferraris 2007:319 [ref. 29155], Fermon et al. 2007:741 [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. 2021:77 [ref. 38741], Fermon et al. 2022:160 [ref. 39448]). Current status: Valid as Synodontis polyodon Vaillant 1895. Mochokidae: Mochokinae. Distribution: Western-central Africa: lower Ogooué River basin (Gabon) endemic. Habitat: freshwater.