mutombotombo, Mastacembelus Pellegrin [J.] 1936:61 [Arquivos do Museu Bocage No. 7; ref. 13733] Cubango [Okavango] River near Vila da Ponte, Angola. Holotype (unique): MNHN 1936-0157. •Synonym of Afromastacembelus frenatus (Boulenger 1901) -- (Travers et al. 1986:417 [ref. 6221]). •Synonym of Caecomastacembelus frenatus (Boulenger 1901) -- (Seegers 1996:332 [ref. 23725]). Current status: Synonym of Mastacembelus frenatus Boulenger 1901. Mastacembelidae. Habitat: freshwater.