longifilis, Heterobranchus Valenciennes [A.] in Cuvier & Valenciennes 1840:394, Pl. 447 [Histoire naturelle des poissons v. 15; ref. 1008] Nile River, Egypt. Holotype (unique): MNHN B-0273 (poor condition). Type catalog: Bertin & Estève 1950:46 [ref. 19575], Ferraris 2007:151 [ref. 29155]. •Valid as Heterobranchus longifilis Valenciennes 1840 -- (Teugels 1986:99 [ref. 6193], Burgess 1989:147 [ref. 12860], Lévêque et al. 1989:119 [ref. 26480], Paugy & Bénech 1989:303 [ref. 26478], Paugy et al. 1990:340 [ref. 26477], Teugels in Lévêque et al. 1992:472 [ref. 21590], Skelton 1993:236 [ref. 24071], Poll & Gosse 1995:191 [ref. 24781], Seegers 1996:211 [ref. 23725], Anseaume & Teugels 1999:416 [ref. 24564], Dankwa et al. 1999:35 [ref. 28023], Agnèse & Teugels 2001:548 [ref. 25239], Agnèse & Teugels 2001:685 [ref. 25481], Skelton 2001:236 [ref. 27406], De Vos et al. 2001:131 [ref. 26059], Seegers et al. 2003:38 [ref. 28087], Ferraris 2007:151 [ref. 29155], Teugels et al. 2007:655 [ref. 30030], Marshall 2011:166 [ref. 31755], Neumann et al. 2016:306 [ref. 35036], Skelton 2019:234 [ref. 36564], Kiselkewa et al. 2020:[10] 709 [ref. 38315], Munene et al. 2021:22 [ref. 39283], Fermon et al. 2022:153 [ref. 39448], Akoth et al. 2023:12 [ref. 40069]). Current status: Valid as Heterobranchus longifilis Valenciennes 1840. Clariidae. Distribution: Widespread in Africa. Habitat: freshwater.