The Mormyridae, sometimes called "elephantfish", are a superfamily of weakly electric fish in the order Osteoglossiformes native to Africa. It is by far the largest family in the order, with around 200 species. Members of the family can be popular, if challenging, aquarium species. These fish have a large brain size and unusually high intelligence.
Gnathonemus is a genus of freshwater ray-finned fishes belonging to the family Mormyridae, the elephantfishes. The fishes in this genus are found in subsaharan Africa.
Marcusenius is a genus of the elephantfish group native to Africa. 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).
Pollimyrus is a genus of elephantfishes native to Africa.
The subfamily Mormyrinae contains all but one of the genera of the African freshwater fish family Mormyridae in the order Osteoglossiformes. They are often called elephantfish due to a long protrusion below their mouths used to detect buried invertebrates that is suggestive of a tusk or trunk. They can also be called tapirfish.
The Triton epaulette shark is a species of bamboo shark in the genus Hemiscyllium, that is composed of nine morphologically similar, yet distinct, sharks that are geographically restricted to New Guinea and northern Australia. Hemiscylliidae are small nocturnal sharks aptly named "walking sharks" who exhibit a "crawling" movement while foraging on the ocean floor for fish and benthic invertebrates.
Boulengeromyrus is a monospecific genus of freshwater ray-finned fish belonging to the family Mormyridae, the elephantfishes. The only species in the genus is Knoepffler's elephantfish. It occurs only in the Ivindo River and the Ntem River basins of Gabon and Cameroon. It reaches a maximum length of about 41 cm (16 in).
Brienomyrus is a genus of small elephantfish in the family Mormyridae from Africa. Usually available in the pet trade, these fish are commercially referred to as baby whales or baby whalefish.
Campylomormyrus is a genus of elephantfish in the family Mormyridae.
Genyomyrus is a monospecific genus of freshwater fish belonging to the family Mormyridae, the elephantfishes. The only species in the genus is Genyomyrus donnyi which is endemic to the Congo River. It reaches a length of about 45 cm (1.5 ft).
Heteromormyrus is a genus of freshwater ray-finned fishes belonging to the family Mormyridae, the elephantfishes. These fishes are found in southern and central Africa in Angola, Namibia, the Democratic Republic of the Congo and, maybe, Zimbabwe.
Hyperopisus is a monospecific genus of freshwater ray-finned fish belonging to the family Mormyridae, the elephantfishes. The only species in the genus is Hyperopisus bebe. This species is known from many rivers in the northern half of Africa, ranging from the Senegal to the Nile basin. It reaches a length of 51 cm (20 in).
Ivindomyrus is a genus of freshwater ray-finned fish belonging to the family Mormyridae, the elephantfishes. These fishes are found in rivers in Middle Africa.
Myomyrus is a genus of elephantfish in the family Mormyridae. Its members reach about 25–30 cm (10–12 in) in length and are restricted to the Congo River Basin in Africa.
Oxymormyrus is a monospecific genus of freshwater ray-finned fish belonging to the family Mormyridae, the elephantfishes. The only species in the genus is Oxymormyrus boulengeri, which is found in the middle of the Congo River basin.
Paramormyrops is a genus of elephantfish in the family Mormyridae from Africa.
Petrocephalus is a genus of ray-finned fish in the family Mormyridae. All the fish species of this genus are endemic to Africa.
Cryptomyrus is a genus of mormyrid fish native to Gabon.
The Mormyroidea are a superfamily of fresh water fishes endemic to Africa that, together with the families Hiodontidae, Osteoglossidae, Pantodontidae and Notopteridae, represents one of the main groups of living Osteoglossiformes. They stand out for their use of weak electric fields, which they use to orient themselves, reproduce, feed, and communicate.
Brevimyrus niger is an African freshwater fish of the family Mormyridae.
