Order: Torpediniformes (Electric organ present between head and pectoral fins, pre-orbital cartilages greatly enlarged)
Genus: Torpedo or Astrape
Geographical distribution: torpedo is found in Mediterranean, Red Sea, Atlantic and pacific Oceans. T. marmorata is found in Indian Ocean.
- Torpedo is commonly name as electric-ray.
- Body is dorso-ventrally flattened and disc-shaped which is subcircular
- The semicircular anterior margin of the disc is supported in the centre by a branched prenasal rostrum and laterally by the branched preorbital cartilages.
- Skin is smooth without scales.
- Mouth is transverse and ventral.
- Quadrangular naso-frontal lobe is present.
- Spiracles are present behind the eyes.
- Gill slits are ventral.
- A pair of large electric organ, one on either side in between the pectoral fins and the head.
- Electric organs consist of music of muscle fibres arranged in blocks and serve as batteries.
- Tail is relatively short with two dorsal fins and a caudal fin.
- They are viviparous.
- Carnivorous. Food chiefly comprises crustaceans and molluscs.