Rhamphichthyidae
Rhamphichthyidae (knifefish; subclass Actinopterygii, order Cypriniformes) A small family of freshwater fish that have a very long, tapering body lacking dorsal and pelvic fins, but with a very long anal fin. They have small eyes and a produced snout, with the upper jaw overlapping the lower. Knifefish are known to produce weak electrical discharges, which may assist in orientation or food location. There are several species, occurring in S. America.
More From encyclopedia.com
Osteoglossiformes , Osteoglossiformes (subclass Actinopterygii, superorder Osteoglossomorpha) An order of freshwater fish that includes several families with fossil rela… Catfish , Catfish
Catfish include some 2,500 species of mostly freshwaterfish characterized by two to four pairs of whiskers or barbels around their mouth. Man… Snakeheads (Fishes) , Channidae (snakeheads; subclass Actinopterygii, order Perciformes) A family of tropical, freshwater fish that have an elongated body, snake-like head… characin , characin •assassin • Yeltsin • sasine •Solzhenitsyn • rebbetzin •biomedicine, medicine •ceresin •ricin, Terramycin •tocsin, toxin •Wisconsin • oxytoc… Swamp Eels , Belonging to the order Synbranchiformes, swamp eels are very slim fish with elongated bodies and reduced fins. Their gill system, which is very small… Butterfly Fish , Butterfly fish (family Chaetodontidae) are some of the most colorful and varied fish of the oceans, the majority of which live on or close to coral r…
You Might Also Like
NEARBY TERMS
Rhamphichthyidae