n = 119
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Marcusenius abadii | (Boulenger, 1901) | Marcusenius abadii | Mormyridae | |
| Marcusenius adspersus | (Günther, 1866) | Pollimyrus adspersus | Mormyridae | |
| Marcusenius adustus | Fowler, 1936 | Brienomyrus adustus | Mormyridae | |
| Marcusenius aequipinnis | Pellegrin, 1924 | Pollimyrus tumifrons | Mormyridae | |
| Marcusenius altisambesi | Kramer, Skelton, van der Bank & Wink, 2007 | Marcusenius altisambesi | Mormyridae | |
| Marcusenius angolensis | (Boulenger, 1905) | Marcusenius angolensis | Mormyridae | |
| Marcusenius annamariae | (Parenzan, 1939) | Marcusenius annamariae | Mormyridae | |
| Marcusenius ansorgii | Boulenger, 1905 | Heteromormyrus ansorgii | Mormyridae | Slender stonebasher |
| Marcusenius batesii | Boulenger, 1906 | Paramormyrops batesii | Mormyridae | |
| Marcusenius bentleyi | (Boulenger, 1897) | Marcusenius bentleyi | Mormyridae | |
| Marcusenius brachyistius | Gill, 1862 | Brienomyrus brachyistius | Mormyridae | |
| Marcusenius brevis | Boulenger, 1913 | Pollimyrus brevis | Mormyridae | |
| Marcusenius brucii | (Boulenger, 1910) | Marcusenius brucii | Mormyridae | |
| Marcusenius bruyerei | (Pellegrin, 1904) | Marcusenius ussheri | Mormyridae | |
| Marcusenius budgetti | Boulenger, 1904 | Cyphomyrus psittacus | Mormyridae | |
| Marcusenius cabrae | Boulenger, 1900 | Paramormyrops kingsleyae | Mormyridae | |
| Marcusenius castelnaui | Boulenger, 1911 | Pollimyrus castelnaui | Mormyridae | Dwarf stonebasher |
| Marcusenius castor | (Pappenheim, 1906) | Hippopotamyrus castor | Mormyridae | |
| Marcusenius caudisquamatus | Maake, Gon & Swartz, 2014 | Marcusenius caudisquamatus | Mormyridae | |
| Marcusenius conicephalus | Taverne, Thys van den Audenaerde & Heymer, 1976 | Marcusenius ntemensis | Mormyridae | |
| Marcusenius cuangoanus | (Poll, 1967) | Marcusenius cuangoanus | Mormyridae | |
| Marcusenius cubangoensis | Pellegrin, 1936 | Cyphomyrus cubangoensis | Mormyridae | |
| Marcusenius cyprinoides | (Linnaeus, 1758) | Marcusenius cyprinoides | Mormyridae | |
| Marcusenius deboensis | (Daget, 1954) | Marcusenius deboensis | Mormyridae | |
| Marcusenius deserti | Kramer, van der Bank & Wink, 2016 | Marcusenius desertus | Mormyridae | |
| Marcusenius desertus | Kramer, van der Bank & Wink, 2016 | Marcusenius desertus | Mormyridae | |
| Marcusenius devosi | Kramer, Skelton, van der Bank & Wink, 2007 | Marcusenius devosi | Mormyridae | |
| Marcusenius discorhynchus | (Peters, 1852) | Cyphomyrus discorhynchus | Mormyridae | Zambesi parrotfish |
| Marcusenius dundoensis | (Poll, 1967) | Marcusenius dundoensis | Mormyridae | |
| Marcusenius elegans | Fricke & Kramer, 2022 | Marcusenius elegans | Mormyridae | |
| Marcusenius fasciaticeps | Boulenger, 1920 | Pollimyrus isidori | Mormyridae | Elephant Fish |
| Marcusenius friteli | (Pellegrin, 1904) | Marcusenius friteli | Mormyridae | |
| Marcusenius furcidens | (Pellegrin, 1920) | Marcusenius furcidens | Mormyridae | |
| Marcusenius fuscus | (Pellegrin, 1901) | Marcusenius fuscus | Mormyridae | |
| Marcusenius gaillardi | Pellegrin, 1909 | Pollimyrus isidori | Mormyridae | Elephant Fish |
| Marcusenius ghesquierei | (Poll, 1945) | Marcusenius ghesquierei | Mormyridae | |
| Marcusenius gillii | (Boulenger, 1904) | Marcusenius abadii | Mormyridae | |
| Marcusenius graeverti | (Steindachner, 1914) | Marcusenius macrolepidotus | Mormyridae | Bulldog |
| Marcusenius grahami | Norman, 1928 | Cyphomyrus grahami | Mormyridae | Graham's stonebasher |
| Marcusenius greshoffi | (Schilthuis, 1891) | Marcusenius greshoffii | Mormyridae | |
| Marcusenius greshoffii | (Schilthuis, 1891) | Marcusenius greshoffii | Mormyridae | |
| Marcusenius harringtoni | Boulenger, 1905 | Hippopotamyrus pictus | Mormyridae | |
| Marcusenius hutereaui | Boulenger, 1913 | Petrocephalus hutereaui | Mormyridae | |
| Marcusenius intermedius | Pellegrin, 1924 | Marcusenius intermedius | Mormyridae | |
| Marcusenius isidori fasciaticeps | Boulenger, 1920 | Pollimyrus isidori | Mormyridae | Elephant Fish |
| Marcusenius isidori isidori | (Valenciennes, 1846) | Pollimyrus isidori | Mormyridae | Elephant Fish |
| Marcusenius isidori osborni | Nichols & Griscom, 1917 | Pollimyrus isidori | Mormyridae | Elephant Fish |
| Marcusenius jacksoni | Poll, 1967 | Paramormyrops jacksoni | Mormyridae | Ghost stonebasher |
| Marcusenius kainji | Lewis, 1974 | Marcusenius kainjii | Mormyridae | |
| Marcusenius kainjii | Lewis, 1974 | Marcusenius kainjii | Mormyridae | |
| Marcusenius kaninginii | Kisekelwa, Boden, Snoeks & Vreven, 2016 | Marcusenius kaninginii | Mormyridae | |
| Marcusenius kingsleyae | (Günther, 1896) | Paramormyrops kingsleyae | Mormyridae | |
| Marcusenius krameri | Maake, Gon & Swartz, 2014 | Marcusenius krameri | Mormyridae | |
| Marcusenius kutuensis | (Boulenger, 1899) | Marcusenius kutuensis | Mormyridae | |
| Marcusenius lambouri | (Pellegrin, 1904) | Marcusenius lambouri | Mormyridae | |
| Marcusenius leopoldianus | (Boulenger, 1899) | Marcusenius leopoldianus | Mormyridae | |
| Marcusenius lhuysi | (Steindachner, 1870) | Brevimyrus niger | Mormyridae | |
| Marcusenius livingstonii | (Boulenger, 1899) | Marcusenius livingstonii | Mormyridae | |
| Marcusenius longianalis | Boulenger, 1901 | Brienomyrus longianalis | Mormyridae | |
| Marcusenius lucombesi | Maake, Gon & Swartz, 2014 | Marcusenius lucombesi | Mormyridae | |
| Marcusenius macrolepidotus | (Peters, 1852) | Marcusenius macrolepidotus | Mormyridae | Bulldog |
| Marcusenius macrolepidotus angolensis | (Boulenger, 1905) | Marcusenius angolensis | Mormyridae | |
| Marcusenius macrolepidotus macrolepidotus | (Peters, 1852) | Marcusenius macrolepidotus | Mormyridae | Bulldog |
| Marcusenius macrophthalmus | (Pellegrin, 1924) | Marcusenius macrophthalmus | Mormyridae | |
| Marcusenius macrops | Boulenger, 1909 | Cyphomyrus macrops | Mormyridae | |
| Marcusenius macroterops | Boulenger, 1909 | Cyphomyrus macrops | Mormyridae | |
| Marcusenius macroterops | Boulenger, 1920 | Pollimyrus macroterops | Mormyridae | |
| Marcusenius macularius | Fowler, 1936 | Brevimyrus niger | Mormyridae | |
| Marcusenius maculipinnis | Nichols & La Monte, 1934 | Pollimyrus maculipinnis | Mormyridae | |
| Marcusenius magnoculis | (Kramer, Bills, Skelton & Wink, 2012) | Petrocephalus magnoculis | Mormyridae | |
| Marcusenius marchei | (Sauvage, 1879) | Ivindomyrus marchei | Mormyridae | |
| Marcusenius mento | (Boulenger, 1890) | Marcusenius mento | Mormyridae | |
| Marcusenius meronai | Bigorne & Paugy, 1990 | Marcusenius meronai | Mormyridae | |
| Marcusenius moeruensis | (Boulenger, 1915) | Marcusenius macrolepidotus | Mormyridae | Bulldog |
| Marcusenius monteiri | (Günther, 1873) | Marcusenius monteiri | Mormyridae | Monteiri's bulldog |
| Marcusenius moori | (Günther, 1867) | Marcusenius moorii | Mormyridae | |
| Marcusenius moorii | (Günther, 1867) | Marcusenius moorii | Mormyridae | |
| Marcusenius multisquamatus | Kramer & Wink, 2013 | Marcusenius multisquamatus | Mormyridae | |
| Marcusenius nigricans | Boulenger, 1906 | Pollimyrus nigricans | Mormyridae | Dark stonebasher |
| Marcusenius nigripinnis | Boulenger, 1899 | Pollimyrus nigripinnis | Mormyridae | |
| Marcusenius ntemensis | (Pellegrin, 1927) | Marcusenius ntemensis | Mormyridae | |
| Marcusenius nyasensis | (Worthington, 1933) | Marcusenius nyasensis | Mormyridae | |
| Marcusenius osborni | Nichols & Griscom, 1917 | Pollimyrus isidori | Mormyridae | Elephant Fish |
| Marcusenius pappenheimi | Boulenger, 1910 | Heteromormyrus pappenheimi | Mormyridae | |
| Marcusenius pauciradiatus | (Steindachner, 1866) | Heteromormyrus pauciradiatus | Mormyridae | |
| Marcusenius paucisquamatus | Taverne, Thys van den Audenaerde & Heymer, 1976 | Marcusenius moorii | Mormyridae | |
| Marcusenius pedunculatus | David & Poll, 1937 | Pollimyrus pedunculatus | Mormyridae | |
| Marcusenius petherici | Boulenger, 1898 | Cyphomyrus petherici | Mormyridae | |
| Marcusenius petricolus | Daget, 1954 | Pollimyrus petricolus | Mormyridae | |
| Marcusenius plagiostoma | Boulenger, 1898 | Pollimyrus plagiostoma | Mormyridae | |
| Marcusenius pongolensis | (Fowler, 1934) | Marcusenius pongolensis | Mormyridae | |
| Marcusenius psittacus | (Boulenger, 1897) | Cyphomyrus psittacus | Mormyridae | |
| Marcusenius pulverulentus | Boulenger, 1899 | Pollimyrus pulverulentus | Mormyridae | |
| Marcusenius retrodorsalis | Nichols & Griscom, 1917 | Paramormyrops retrodorsalis | Mormyridae | |
| Marcusenius rheni | (Fowler, 1936) | Marcusenius rheni | Mormyridae | |
| Marcusenius rhodesianus | (Määr, 1962) | Marcusenius macrolepidotus | Mormyridae | Bulldog |
| Marcusenius rudebeckii | Svensson, 1933 | Pollimyrus isidori | Mormyridae | Elephant Fish |
| Marcusenius sanagaensis | Boden, Teugels & Hopkins, 1997 | Marcusenius sanagaensis | Mormyridae | |
| Marcusenius schilthuisiae | (Boulenger, 1899) | Marcusenius schilthuisiae | Mormyridae | |
| Marcusenius senegalensis | (Steindachner, 1870) | Marcusenius senegalensis | Mormyridae | |
| Marcusenius senegalensis gracilis | (Pellegrin, 1922) | Marcusenius senegalensis | Mormyridae | |
| Marcusenius senegalensis pfaffi | (Fowler, 1958) | Marcusenius senegalensis | Mormyridae | |
| Marcusenius senegalensis senegalensis | (Steindachner, 1870) | Marcusenius senegalensis | Mormyridae | |
| Marcusenius smithersi | Määr, 1962 | Cyphomyrus discorhynchus | Mormyridae | Zambesi parrotfish |
| Marcusenius sphecodes | (Sauvage, 1879) | Paramormyrops sphekodes | Mormyridae | |
| Marcusenius sphekodes | (Sauvage, 1879) | Paramormyrops sphekodes | Mormyridae | |
| Marcusenius squalostoma | Boulenger, 1915 | Petrocephalus squalostoma | Mormyridae | |
| Marcusenius stanleyanus | (Boulenger, 1897) | Marcusenius stanleyanus | Mormyridae | |
| Marcusenius stappersi kapangae | David, 1935 | Pollimyrus stappersii | Mormyridae | |
| Marcusenius stappersii | Boulenger, 1915 | Pollimyrus stappersii | Mormyridae | |
| Marcusenius tanganicanus | Boulenger, 1906 | Cyphomyrus discorhynchus | Mormyridae | Zambesi parrotfish |
| Marcusenius thomasi | (Boulenger, 1916) | Marcusenius thomasi | Mormyridae | |
| Marcusenius tumifrons | Boulenger, 1902 | Pollimyrus tumifrons | Mormyridae | |
| Marcusenius ussheri | (Günther, 1867) | Marcusenius ussheri | Mormyridae | |
| Marcusenius verheyenorum | Mambo Baba, Kisekelwa, Danadu Mizani, Decru & Vreven, 2020 | Marcusenius verheyenorum | Mormyridae | |
| Marcusenius victoriae | (Worthington, 1929) | Marcusenius victoriae | Mormyridae | Victoria stonebasher |
| Marcusenius wamuinii | Decru, Sullivan & Vreven, 2019 | Marcusenius wamuinii | Mormyridae | |
| Marcusenius weeksii | Boulenger, 1902 | Cyphomyrus weeksii | Mormyridae | |
| Marcusenius wilverthi | Boulenger, 1898 | Cyphomyrus wilverthi | Mormyridae |