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Understanding Phylum Chordata: Basic Overview of Chordate Characteristics

Learn about Phylum Chordata and its subphyla, including Urochordata, Cephalochordata, and Vertebrata. Explore the classes of Jawless fish, Sharks, Bony fish, and more. Discover the key features that define Chordates, such as the Notochord, Pharyngeal Gill Slits, and Post-anal tail.

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Understanding Phylum Chordata: Basic Overview of Chordate Characteristics

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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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