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Marcusenius moorii.jpg
Marcusenius moorii
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Osteoglossiformes
Family: Mormyridae
Subfamily: Mormyrinae
Genus: Marcusenius
T. N. Gill, 1862
Type species
Mormyrus anguilloides
Linnaeus, 1758

Marcusenius is a genus of elephantfishes native to Africa.[1] Its members are highly diverse in size, with the smallest species reaching less than 15 cm (6 in) and the largest more than 1 m (3.3 ft).[1]

The genus is named after Johann Marcusen.


Marcusenius furcidens
Marcusenius ussheri

There are currently 45 recognized species in this genus:[1][2]


  1. ^ a b c Froese, Rainer, and Daniel Pauly, eds. (2016). Species of Marcusenius in FishBase. January 2016 version.
  2. ^ "Mormyridae" (PDF). Deeplyfish- fishes of the world. Retrieved 18 May 2017. 
  3. ^ a b c Maake, P.A., Gon, O. & Swartz, E.R. (2014): Descriptions of three new species of Marcusenius Gill, 1862 (Teleostei: Mormyridae) from South Africa and Mozambique. Zootaxa, 3780 (3): 455–480.
  4. ^ Kramer, L.B., Van der Bank, F.H. & Wink, M. (2016): Marcusenius desertus sp. nov. (Teleostei: Mormyridae), a mormyrid fish from the Namib desert. African Journal of Aquatic Science, 41 (1): 1-18.
  5. ^ Kramer, B. (2013): Differentiation in morphology and electrical signalling in four species of para- and sympatric Marcusenius (Teleostei: Mormyridae) from Côte d’Ivoire, West Africa. Marine and Freshwater Behaviour and Physiology, 46 (2): 105–133.
  6. ^ Kisekelwa, T., Boden, G., Snoeks, J. & Vreven, E. (2016): Marcusenius kaninginii, a new species of elephantfish from the Lowa River basin, Democratic Republic of the Congo (Osteoglossiformes: Mormyridae). Ichthyological Exploration of Freshwaters, 26 (4): 341-352.
  7. ^ Kramer, B. & Wink, M. (2013): East–west differentiation in the Marcusenius macrolepidotus species complex in Southern Africa: the description of a new species for the lower Cunene River, Namibia (Teleostei: Mormyridae). Journal of Natural History, 47 (35-36): 2327-2362.