Chordata - Wikispecies

เว็บไซต์ chordata Chordata published on by null chordata Phylum Chordata includes the vertebrates Although not as common as the invertebrates, teeth and bones from different classes of vertebrate animals can be

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  Chordata published on by null   Chordata Haeckel, 1874 Abstract A chordate () is an animal of the phylum Chordata () All chordates possess five synapomorphies, or primary characteristics,

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