Torpedo belongs to phylum Chordata, class Chondrichthyes (cartilaginous fish).
Worth remembering: Has electric organs.
| Kingdom | Animalia |
|---|---|
| Phylum | ChordataNotochord |
| Class | ChondrichthyesCartilaginous fish |
| Common name | Electric ray |
| NCERT | Class 11 Biology, Chapter 4: Animal Kingdom |
Chordata: A notochord, a dorsal hollow nerve cord and paired pharyngeal gill slits at some stage of life.
Chondrichthyes: Skeleton of cartilage; tiny placoid scales; gill slits without an operculum; no air bladder, so they must keep swimming.
| ScoliodonDogfish | Chondrichthyes |
| PristisSawfish | Chondrichthyes |
| CarcharodonGreat white shark | Chondrichthyes |
| TrygonStingray | ChondrichthyesHas a poison sting. |