opisthotaenia, Alestes Boulenger [G. A.] 1903:22, Pl. 1 (fig. 2) [Proceedings of the Zoological Society of London 1903, v. 1 (pt 1) (art. 3); ref. 570] Kribi River, southern Cameroon. Lectotype: BMNH 1902.11.12.109. Paralectotypes: BMNH 1903.7.28.128-129 (2), 1903.7.28.130 (1), 1903.7.28.131 (1). Lectotype selected by Kamdem Toham & Teugels 1997:368 [ref. 22770]. •Valid as Alestes opisthotaania Boulenger 1903 -- (Paugy 1984:157 [ref. 6183]). •Valid as Brycinus opisthotaenia (Boulenger 1903) -- (Kamdem Toham & Teugels 1997:363 [ref. 22770], Paugy & Schaefer 2007:381 [ref. 30022], Fermon et al. 2022:147 [ref. 39448], Boden & Geelhand de Merxem 2024:29 [ref. 40817]). •Valid as Brachyalestes opisthotaenia (Boulenger 1903) -- (Stiassny et al. 2023:600 [ref. 40595]). Current status: Valid as Brachyalestes opisthotaenia (Boulenger 1903). Alestidae. Distribution: Western-central Africa: Cameroon south to Democratic Republic of Congo, including Congo River basin. Habitat: freshwater.