Page:The New International Encyclopædia 1st ed. v. 06.djvu/863



1. ELECTHIC EEL (Gymnotus electricus). 2. ELECTRIC RAY 'Torpedo marmorataK 3. ELECTRIC CATFISH 'Malaptorurus electricus). 4. ELECTRIC ORGANS OF TORPEDO: a, polygonal rods. 5. ELECTRIC EEL fGymnotus^: a, situation of electric organ 'black strip'; b, structure of the same, enlarged; c, cross-section of eel's body, showing relative size and position of electric organ (e).