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Phylum Chordata

Phylum Chordata. Basic Overview. Four main qualities make a Chordate. At some time during their development (humans included) Chordates have A Notocord Pharyngeal Gill Slits Post-anal tail A Hollow dorsal nerve cord. The Notochord. Pharyngeal Gill Slits. Post-anal tail.

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Phylum Chordata

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  1. Phylum Chordata

  2. Basic Overview • Four main qualities make a Chordate. At some time during their development (humans included) Chordates have • A Notocord • Pharyngeal Gill Slits • Post-anal tail • A Hollow dorsal nerve cord

  3. The Notochord

  4. Pharyngeal Gill Slits

  5. Post-anal tail

  6. Tubular Nerve Chord

  7. Phylum Chordata • -Subphylum Urochordata (tunicates) • -Subphylum Cephalochordata • (lancelets) • -Subphylum Vertebrata(Craniata) • Class Agnatha • Jawless fish; hagfish and • lampreys • Class Chrondrichthes • Sharks, skates and rays • Class Osteichthes • Bony fish • Class Actinopterygii • Ray- finned fish • Class Sarcopterygii • Lobe-finned fish • http://trc.ucdavis.edu/biosci10v/bis10v/media/ch16/vertebrate_evolution.html

  8. Pictures of classes lamprey General Bony Fish hagfish ray shark Lobe-finned fish Ray finned fish

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