plagiostomus, Mastacembelus Matthes [H.] 1962:66, Pl. 4 (fig. c) [Annales, Musée Royal de l'Afrique Centrale, Tervuren, Série in 8o, Sciences Zoologiques No. 111; ref. 6071] Mulongwe (Uvira), Lake Tanganyika. Holotype: MRAC 130400. Paratypes: BMNH 1936.6.15.1746 (1); MRAC 130401 (1), 130402-04 (3), 131054 (1), 131129-30 (2). •Valid as Afromastacembelus plagiostomus (Matthes 1962) -- (Travers 1984:145 [ref. 5147], Gosse 1986:419 [ref. 6194]). •Valid as Caecomastacembelus plagiostomus (Matthes 1962). •Valid as Mastacembelus plagiostomus Matthes 1962 -- (Vreven 2005:1540 [ref. 28140], Vreven & Snoeks 2009:1019 [ref. 30552], Brown et al. 2011:287 [ref. 31286]). Current status: Valid as Mastacembelus plagiostomus Matthes 1962. Mastacembelidae. Distribution: Lake Tanganyika. Habitat: freshwater.