What is a chordate?

deuterostomeLabels bWhat is a chordate?

In respect to other animals

  • 3 germ layers (not a sponge)
  • bilateral symmetry (not a cnidarian)
  • tube gut (not a flatworm)
  • deuterostome (not a mollusk, annelid, or arthropod)
  • notochord (not an echinoderm)

A word about body cavity states in animal phylogenychordate characteristics b

Unique features of chordates

  • pharyngeal gill supports or pharyngeal arches
  • dorsal hollow nerve cord
  • notochord