The Collaborative International Dictionary of English v.0.48:

Malapterurus electricus \Malapterurus electricus\ prop. n.
   (Zool.)
   The species name of the electric catfish, a freshwater
   catfish of the Nile and tropical central Africa having an
   electric organ.
   [WordNet 1.5]

WordNet (r) 3.0 (2006):

electric catfish
    n 1: freshwater catfish of the Nile and tropical central Africa
         having an electric organ [syn: electric catfish,
         Malopterurus electricus]