Chondrichthyes

Class · Cartilaginous fish · Animalia › Chordata › Chondrichthyes · NCERT Chapter 4: Animal Kingdom

Key features

Skeleton of cartilage; tiny placoid scales; gill slits without an operculum; no air bladder, so they must keep swimming.

NCERT examples of Chondrichthyes (5)

ScoliodonDogfishChondrichthyes
PristisSawfishChondrichthyes
CarcharodonGreat white sharkChondrichthyes
TrygonStingrayChondrichthyesHas a poison sting.
TorpedoElectric rayChondrichthyesHas electric organs.
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