buchholzi, Opsaridium Peters [W. (C. H.)] 1876:251, Pl. (fig. 4) [Monatsberichte der Königlichen Preussischen Akademie der Wissenschaften zu Berlin 1876 (for 27 Apr. 1876); ref. 10019] Ogowe River, West Africa. Holotype (unique): ZMB 9332. •Valid as Raiamas buchholzi (Peters 1876) -- (Lévêque & Daget 1984:332 [ref. 6186], Stiassny et al. 2006:372 [ref. 28790], De Weirdt et al. 2007:567 [ref. 30024], Manda et al. 2018:359 [ref. 36210], Fermon et al. 2022:142 [ref. 39448]). Current status: Valid as Raiamas buchholzi (Peters 1876). Danionidae: Chedrinae. Distribution: Western-central Africa: Cameroon south to Congo River basin. Habitat: freshwater.