Species that contain: Marcusenius and tumifrons [ 2 ] records

aequipinnis, Marcusenius Pellegrin [J.] 1924:3 [Revue de Zoologie Africaine v. 12 (no. 1); ref. 17937] Kasaï River at N'gombe, Democratic Republic of Congo. Holotype (unique): MRAC 15188. •Synonym of Pollimyrus tumifrons (Boulenger 1902) -- (Gosse 1984:120 [ref. 6169]). Current status: Synonym of Pollimyrus tumifrons (Boulenger 1902). Mormyridae. Habitat: freshwater.

tumifrons, Marcusenius Boulenger [G. A.] 1902:24, Pl. 7 (fig. 3) [Annales du Musee du Congo (Ser. Zoologie) v. 2 (fasc. 2); ref. 562] Ubangi River at Banzyville, Democratic Republic of Congo, about 4°18'N, 21°11'E. Holotype (unique): MRAC 1160. •Valid as Pollimyrus tumifrons (Boulenger 1902) -- (Gosse 1984:120 [ref. 6169], Kramer et al. 2013:17 [ref. 32002], Skelton 2019:231 [ref. 36564]). Current status: Valid as Pollimyrus tumifrons (Boulenger 1902). Mormyridae. Distribution: Central Africa. Habitat: freshwater.