Chordata CK-12 Foundation

chordata  Download format PHYLUM CHORDATA Introduction Task Resources Process Guidance Evaluation Conclusion Save slide Introduction ,  Chordata · Taxonavigation · Name · Classifications · References · Vernacular names

Craniata 1 ใน 2 Divisions ของChordata ;กลุ่มมีกะโหลกหุ้มสมอง Acraniata 1 ใน 2 Division ของChordata ;กลุ่มไม่มีกะโหลกหุ้มสมอง Vertibrata Subphylum Vertebrata Chordata · Subphylum Cephalochordata · Subphylum Tunicata · Subphylum Vertebrata · Subphylum Urochordata accepted as Tunicata Environment

An extensive vertebrate fossil record begins about 400 million years ago Embryological evidence places the phylum Chordata within the A chordate is a deuterostomic animal belonging to the phylum Chordata All chordates possess, at some point during their larval or adult stages,