engystoma, Mormyrops Boulenger [G. A.] 1898:3, Pl. 1 (fig. 1) [Annales du Musee du Congo (Ser. Zoologie) v. 1 (fasc. 1); ref. 542] Matadi, Lower Congo River, Democratic Republic of Congo. Syntypes: BMNH 1898.11.12.4-5 (2), MRAC 54 (1). •Valid as Mormyrops engystoma Boulenger 1898 -- (Gosse 1984:95 [ref. 6169], Bigorne 1987:158 [ref. 20556], Bigorne in Lévêque et al. 1990:159 [ref. 21589], Lévèque et al. 1991:138 [ref. 31367]). Current status: Valid as Mormyrops engystoma Boulenger 1898. Mormyridae. Distribution: Central Africa. Habitat: freshwater.