Media gallery

Mormyrops furcidens, 162 mm SL, JPS-10-439, UNIKIS-10-074, Lubilu River near Yangambi, Orientale, D.R. Congo

Mormyrops boulengeri, 295 mm SL, specimen no. JPS-10-442, field no. UNIKIS-10-74, Lubilu River near Yangambi, D.R. Congo.

Mormyrops zanclirostris, syntype, 235 mm SL, Gabon (after Günther, 1867)

Mormyrops attenuatus Boulenger, Holotype (unique), MRAC 145, Upoto (= Lisala), Equateur, Congo River, D.R. Congo

Mormyrops engystoma Boulenger syntype MRAC 54, Matadi, Lower Congo River, Democratic Republic of Congo

Mormyrops furcidens Pellegrin syntypes MNHN 1886-0337 & 0338, Diélé, Alima River, Congo

Mormyrops microstoma Boulenger, holotype (unique) MRAC 160, New Antwerp (Makanza), Congo River

Mormyrops sirenoides, Boulenger holotype (unique) MRAC 158, New Antwerp (= Makanza or Bangala), Congo River, D.R. Congo.

Mormyrops caballus, 215 mm SL, MCAB6029, Chûtes de Nachtigal, Sanaga River, Cameroon, 5 Feb 2004.

Mormyrops zanclirostris, sex undetermined, Loa Loa, Ivindo River, Gabon

Mormyrops anguilloides illustration from Boulenger's Fishes of the Nile (1907)

Mormyrops caballus EOD waveform

EOD waveform of Mormyrops furcidens JPS-10-439 from Lubilu River, Orientale, D.R. Congo.

Mormyrops zanclirostris, 175mm SL, tag #.JPS-1061, field # JPS-11-001, 16-May-11, Ivindo River at Loa Loa, Gabon.

Type of Mormyrus tuckeyi Cuvier & Valenciennes, 1847

Mormyrops batesianus Boulenger, Holotype (unique): BMNH 1909.7.9.17 Bumba River at Assobam, southern Cameroon

Mormyrops nigricans Boulenger holotype (unique) MRAC 516, Kutu, Lake Leopold II (Mai-Ndombe), D.R. Congo.

Mormyrus zanclirostris Günther (=Mormyrops (Oxymormyrus) zanclirostris) syntype BMNH 1867.5.3.11, Ogooué River, Gabon.

Mormyrops nigricans tag no. 4128 (2002), Odzala National Park, Rep. Congo, Lékoli River, Congo basin

Illustration of holotype of Mormyrops attenuatus Boulenger, 410 mm TL

Mormyrops batesianus type illustration from Boulenger 1909, p. 153.

Illustration of holotypes of Mormyrops bougouribaensis (1) and Mormyrops curviceps (2), plate 1 from Roman 1966.

Mormyrops anguilloides EOD waveform

Mormyrops nigricans EOD waveform

Mormyrops zanclirostris EOD waveform

EOD waveform ("reverse polarity" form) of Mormyrops anguilloides JPS-10-167, Congo River at Ubundu, D.R. Congo

normal polarity EOD waveform of Mormyrops anguilloides JPS-10-210, Congo River at Ubundu, D.R. Congo

Mormyrops nigricans male, 235 m SL, tag no. JPS-1111, field no. JPS-11-002, 25-May-11, Ogooué River bridge at Franceville, Gabon

Mormyrops curviceps Roman, holotype MRAC 140934, Bougouriba River, tributary of the Black Volta, near Daragré [Burkina Faso]

Mormyrops citernii Vinciguerra, holotype (unique) MSNG 2065, Upper Genale River, Ethiopia

Mormyrus (Mormyrops) mariae Schilthuis, holotype (unique) BMNH 1899.9.6.18, Kinshasa, Stanley Pool.

Illustration of holotype of Mormyrops sirenoides Boulenger, 630 mm TL

Mormyrops zanclirostris (top) and M. boulengeri (bottom) and their electric organ discharges from Odzala Park, R. Congo.

Mormyrops anguilloides CU 94723, Alwero River below dam, Baro-White Nile, Gambella, Ethiopia

Mormyrops boulengeri Pellegrin syntypes MNHN 1886-0325, 0326, Diélé, Alima River, Republic of Congo.

Mormyrops caballus Pellegrin syntypes MNHN1927-0157, 0158, Sanaga River at Nanga-Eboko and Nyong River at Dehane, Cameroon.

Mormyrops vaillanti Pellegrin (= Mormyrops nigricans) syntypes MNHN 1886-0310 and 0311, Diélé, Alima River, Congo

Mormyrops deliciosus Leach, 518 mm TL, Luachimo River, Angola. From Poll (1967).

Mormyrops attenuatus Boulenger 220 mm TL, Luachimo River, Angola. From Poll (1967).

Mormyrops anguilloides voltae Roman, Holotype (unique): MRAC 140928, Kou River, tributary of the Black Volta, West Africa

EOD waveform of Mormyrops boulengeri male, 295 mm SL, tag no. JPS-10-442 , 25.5°C

Mormyrops parvus, Boulenger syntype MRAC 510, lower Congo River, Democratic Republic of Congo.jpeg

Mormyrops oudoti Daget, holotype (unique) MNHN 1954-0007, Bamako, upper Niger, Sudan.jpeg

Mormyrops curtus Boulenger, syntype MRAC 512, Boma, Lower Congo River, Democratic Republic of Congo..jpeg

Mormyrus dendera Lacapède (= Mormyrops anguilloides). no type known. Cairo, Egypt..jpeg

Mormyrus zambanenje Peters (= Mormyrops anguilloides) syntype ZMB 6616 Zambezi & Licuare River, Mozambique.jpeg

Mormyrus anguilloides Linneaus (=Mormyrops anguilloides) holotype (unique) NRM 63, Nile River.jpeg

Mormyrops lineolatus Boulenger, holotype (unique) MRAC 143, Upoto (Lisala), D.R. Congo.jpeg

Mormyrops elongatus Norman (= Mormyrops breviceps), holotype (unique) BMNH 1934.8.31.2, Ejura, Ashanti Forest, Ghana..jpeg

Mormyrops batesianus Boulenger, Holotype (unique)- BMNH 1909.7.9.17 Bumba River at Assobam, southern Cameroon.jpeg

Mormyrops bougouribaensis Roman (= Mormyrops breviceps) holotype MRAC 140929, Bougouriba River, Burkina Faso.jpeg