อาณาจักรสัตว์ : Phylum Chordata สาระ ความรู้ ข่าวสาร ความบันเทิง ของ

chordata  Chordata · Subphylum Cephalochordata · Subphylum Tunicata · Subphylum Vertebrata · Subphylum Urochordata accepted as Tunicata Environment  Chordata clades, Palaeoanthropology, and Geoheritage It mostly concerns pre and post graduate students of Geology and Biology and aims to familiarize them

An extensive vertebrate fossil record begins about 400 million years ago Embryological evidence places the phylum Chordata within the The phylum chordata and subphylum vertebrata: their history Multicellular animals are often divided into vertebrates and invertebrates

Animals in the phylum Chordata share four key features: a notochord, a dorsal hollow nerve cord, pharyngeal slits, and a post-anal tail  Download format PHYLUM CHORDATA Introduction Task Resources Process Guidance Evaluation Conclusion Save slide Introduction ,