Chordata - Wikispecies

Phylum Chordata - Advanced chordata

Chordata , phylum of animals having a notochord, or dorsal stiffening rod, as the chief internal skeletal support at some stage of their

chordata Animals in the phylum Chordata share four key features that appear at some stage during their development: a notochord, a dorsal hollow nerve cord, pharyngeal The phylum chordata and subphylum vertebrata: their history Multicellular animals are often divided into vertebrates and invertebrates  Chordata AphiaID 1821 Classification Biota; Animalia ; Chordata Authority

วิเคราะห์บ้านผลบอลวันนี้ The phylum Chordata consists of animals with a flexible rod supporting their dorsal or back sides The phylum name derives from the Greek root word chord-