Media gallery

Gnathonemus thomasi Boulenger (= Marcusenius thomasi) holotype BMNH 1915.4.13.5, Northern Sherbo District, Sierra Leone

Gnathonemus annamariae Parenzan (=Marcusenius annamariae), Lake Regina Margherita, southern Ethiopia

Mormyrus abbreviatus Valenciennes (=Marcusenius cyprinoides) holotype MNHN A-9392, Nile River, Egypt.

Mormyrus labiatus Geoffroy St. Hilaire 1809, syntype MNHN A-9616 Nile River, Egypt

Gnathonemus friteli Pellegrin (= Marcusenius friteli) holotype MNHN 1886-0320, Alima River, Diélé, Congo basin.

Gnathonemus furcidens Pellegrin (= Marcusenius furcidens) syntype MNHN 1920-0032 (1 of 3), Ivory Coast

Marcusenius intermedius Pellegrin holotype (unique) MRAC 15164, Kasaï River at Kabambaie, 5°45' S, 20°49' E, D.R. Congo

Mormyrus macrolepidotus Peters (= Marcusenius macrolepidotus) paralectotype ZMB 3678. Tette, Mozambique.

Gnathonemus angolensis Boulenger (= Marcusenius macrolepidotus angolensis) holotype (unique): BMNH 1905.5.29.64.Quanza River, An

Mormyrus monteiri Günther (=Marcusenius monteiri) syntype BMNH 1873.7.28.3, Boma, Congo River, Democratic Republic of Congo

Syntypes of Mormyrus lepturus Günther (synonym of Marcusenius moorii), BMNH 1872-1-27-4-5, Gabon

Gnathonemus nyasensis Worthington (= Marcusenius livingstonii), syntypes BMNH 1932.11.15.25–34, Lake Malawi [Lake Nyasa]

Gnathonemus rheni Fowler (= Marcusenius rheni) paratype ANSP 65544, Lake VIctoria at Kitala, Uganda

Mormyrus ussheri Günther (= Marcusenius ussheri) holotype BMNH 1867.4.12.8, Bossumprah River, Ghana

Gnathonemus abadii Boulenger (=Marcusenius abadii) holotype BMNH 1900.3.26.4, Djebba, Upper Niger

Gnathonemus gilli Boulenger holotype BMNH 1904.1.20.10, Assay, southern Nigeria

Gnathonemus cuangoanus Poll (=Marcusenius cuangoanus) holotype MRAC 164318, Zovo, Uamba River, tributary of Cuango River, Angola

Mormyrus cyprinoides Linnaeus (=Marcusenius cyprinoides) holotype NRM 62, Nile River.

Gnathonemus fuscus Pellegrin (= Marcusenius fuscus) lectotype MNHN 1890-0009 and paralectotypes MNHN 1890-0008, Congo

Gnathonemus ghesquierei Poll (= Marcusenius ghesquierei) holotype MRAC 46288

Gnathonemus leopoldianus Boulenger (= Marcusenius leopoldianus) syntypes BMNH 1899.9.26.41 (1 of 3). Lake Mai Ndombe

Gnathonemus livingstonii Boulenger (= Marcusenius livingstonii) holotype (unique) BMNH 1864.7.9.30. Rovuma [Ruvuma] R., Tanzania

Gnathonemus moeruensis Boulenger (= Marcusenius macrolepidotus) holotype (unique) MRAC 14137, Lake Moero, D.R. Congo

Marcusenius meronai Bigorne & Paugy 1990, holotype MNHN 1989-0967, Rokel at Kondembaya, Sierra Leone.

Holotype of Mormyrus grandisquamis Peters (synonym of Marcusenius moorii), ZMB 9331, Ogooué, Gabon

Lectotype of Gnathonemus lambouri Pellegrin (synonym of Marcusenius moorii), MNHN 31710, Dielé, Alima River, Republic of Congo

Gnathonemus moorii longulus David & Poll (= Marcusenius lambouri) holotype MRAC 31710, Bumba, Congo River basin, D.R. Congo

Mormyrus senegalensis Steindachner (= Marcusenius senegalensis) syntype NMW 55109.1, Taoué and Dagana, Senegal.

Gnathonemus gracilis Pellegrin (= Marcusenius senegalensis gracilis) holotype MNHN 1922-0023, Gribingui River, C.A.R.

Mormyrus stanleyanus (= Marcusenius stanleyanus) holotype (unique) BMNH 1897.9.30.24, Stanley [Boyoma] Falls, Upper Congo (DRC)

Gnathonemus brucii Boulenger (=Marcusenius brucii) holotype BMNH 1909.3.3.2, Ogun River at Aro, Lagos State, southern Nigeria

Marcusenius conicephalus Taverne, Thys van den Audenaerde & Heymer holotype MRAC 73-18-P-8, Kom River (Ntem basin) Cameroun

Mormyrus greshoffii Schilthuis (= Marcusenius greshoffi) holotype BMNH 1899.9.6.19, Kinshasa, Stanley Pool, Congo River.

Marcusenius kainjii Lewis holotype BMNH 1974.3.25.8, Lake Kainji, artifical lake in lower Niger River, Nigeria, 10°30'N, 4°35'E.

Gnathonemus kutuensis Boulenger (= Marcusenius kutuensis) holotype (unique) MRAC 664. Lake Leopold II, Kutu Island.

Gnathonemus pongolensis Fowler (=Marcusenius pongolenesis), holotype (unique) ANSP 54950, Pongola River, South Africa

Gnathonemus ntemensis Pellegrin (= Marcusenius ntemensis) holotype (unique) MNHN 1927-0162, Ntem River, Cameroon

Gnathonemus schilthuisiae Boulenger (= Marcusenius schilthuisiae) holotype MRAC 663, Kutu, Lake Mai Ndombe, D.R. Congo

Mormyrus elongatus Rüppell, 1832 holotype BMNH 1850.7.29.5, Cairo, Egypt

Gnathonemus macrophthalmus Pellegrin (=Marcusenius macrophthalmus) holotype MRAC 15118, Kasaï River at Tshikapa, D.R. Congo

Mormyrus mento Boulenger (=Marcusenius mento) holotype BMNH 1881.7.20.1 (unique)

Marcusenius paucisquamatus Taverne, Thys van den Audenaerde & Heymer (=Marcusenius moorii) holotype: MRAC 73-18-P-11, Nyong R.

Gnathonemus cyprinoides elongata Pellegrin (=Marcusenius cyprinoides)syntypes MNHN 1927-0163 to 0165, Lake Chad, Cameroon

Gnathonemus dundoensis Poll (=Marcusenius dudnoensis) paratype MRAC 158531