marginatum, Aphyosemion gabunense Radda [A. C.] & Huber [J. H.] 1977:143, Fig. 3 [Aquaria: Vivaristische Fachzeitschrift mit Vereinsmitteilungen v. 24 (no. 8); ref. 7277] Residual pool of a rainforest creek 9 kilometers southwest of Bifoun at National highway No. 1, western Gabon, elevation 70 meters. Holotype: NMW 90750 (1 of 5). Paratypes: MNHN 1978-0141 (2), MZUV (6), NMW 90750 (4 of 5). •Synonym of Aphyosemion gabunense Radda 1975 -- (Wildekamp et al. 1986:213 [ref. 6198]). •Synonym of Aphyosemion gabunense Radda 1975, but a valid subspecies marginatum Radda & Huber 1977 as described -- (Wildekamp 1993:172 [ref. 26378], Lazara 2001:22 [ref. 25711], van der Zee et al. 2007:237 [ref. 30034]). •Valid as Aphyosemion marginatum Radda & Huber 1977 -- (Fermon et al. 2022:256 [ref. 39448]). Current status: Valid as Aphyosemion marginatum Radda & Huber 1977. Nothobranchiidae. Distribution: Western-central Africa: near Bifoun (western Gabon) endemic. Habitat: freshwater.