Teleostei > Osteoglossiformes (Bony tongues) > Mormyridae (Elephantfishes)
Etymology: Marcusenius:Becasue of J. Marcusen, author of "Zur Phauna des Schwarzen Meeres", 1867; ichthyologist. More on author: Peters.
Environment: milieu / climate zone / depth range / distribution range
生态学