
Gymnotus is among the most species-rich group of electric knifefishes (Gymnotiformes) found widely in the Neotropics, including the Amazon. Some Gymnotus species live in the leaf litter and root tangles of river banks. Other species are specialized to live on floodplains within the rootmats of floating meadows. Several species are broadly adapted ...
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http://en.wikipedia.org/wiki/Gymnotus

• (n.) A genus of South American fresh-water fishes, including the Gymnotus electricus, or electric eel. It has a greenish, eel-like body, and is possessed of electric power.
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http://thinkexist.com/dictionary/meaning/gymnotus/

<zoology> A genus of South American fresh water fishes, including the Gymnotus electricus, or electric eel. It has a greenish, eel-like body, and is possessed of electric power. 'One fearful shock, fearful but momentary, like from the electric blow of the gymnotus.' (De Quincey) ... Origin: NL, fr. Gr. Gymnos naked + the back: cf. F. Gymnote....
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http://www.encyclo.co.uk/local/20973
Gym·no'tus (jĭm*nō'tŭs)
noun [ New Latin , from Greek
gymno`s naked +
nw^tos the back: confer French
gymnote .]
(Zoology) A genus of South American fresh-water fishes, including the
Gymnotus electricus , or electric eel. It has a g...
Found on
http://www.encyclo.co.uk/webster/G/70
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