Connections in Chordates

TAIL

PRODUCED BY INFOLDING

FIRST PART OF ENDOSKELETON

BETWEEN DIGESTIVE SYSTEM AND NERVE CORD

COCCYX

FINS

JAW

PROVIDES SUPPORT

FORMS BRAIN

DORSAL TO NOTOCHORD AND GUT

NEURAL ARCHES

VESTIGIAL IN HUMANS

GILLS

CAN BE REPLACED BY VERTEBRAE

FILTER-FEEDING

INNER EAR