maeseni, Aphyosemion Poll [M.] 1941:141, Fig. 5 [Revue de Zoologie et de Botanique Africaines v. 34 (no. 2); ref. 13178] Maseï River at confluence with Bon de Boan River, Nuon River system, Ivory Coast. Holotype (unique): MRAC P-66392. Type catalog: Derijst 1991:24 [ref. 21528]. Huber 2011:12 [ref. 32139] suggests that after the 1980s, the type specimen of Aphyosemuin maeseni has been switched with another sample. •Valid as "Roloffia" maeseni (Poll 1941) -- (Murphy & Collier 1997:797 [ref. 25585]). •Valid as Archiaphyosemion maeseni (Poll 1941) -- (Lazara 2001:54 [ref. 25711]). •Valid as Epiplatys maeseni (Poll 1941) -- (Sonnenberg & Busch 2009:2 [ref. 30570]). •Valid as Aphyosemion maeseni Poll 1941 -- (Huber 1982:57 [ref. 20638], Wildekamp et al. 1986:223 [ref. 6198], Paugy et al. 1990:341 [ref. 26477], Romand in Lévêque et al. 1992:605 [ref. 21590], Wildekamp 1993:227 [ref. 26378], Romand et al. 2020:182 [ref. 37923]). •Valid as Nimbapanchax maeseni (Poll 1941). Current status: Valid as Nimbapanchax maeseni (Poll 1941). Nothobranchiidae. Distribution: West Africa: Guinea and Ivory Coast. Habitat: freshwater.