Zoo/Wild Animal Breeding, Management, Nutrition and Health Care

CLASSIFICATION OF PHYLUM CHORDATA

Phylum Chordata has two significant groups as follows

• Group: Acraniata (Protochordata): This contains the chordates that are lacking the brain box or cranium , jaws and brain. Eg. Primitive fish like mammals
• Group: Craniata (Vertebrates) : This contains ten classes. Mammalia is one of the ten classes in this group.