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Wiley: Earth Through Time: Life of the Paleozoic: Phylum Chordata

Curated by ACT

Learn about the evolution of life in the Paleozoic Era based on fossil evidence of the five classes of fishes. Read about the role these chordates played in the evolution of tetrapods.

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Additional Tags
bony fish, cartilaginous fish, extinct fish, jawless fish, prehistoric fish, acanthodian, agnathid, chondrichthyes, osteichthyes, placoderm, early chordate, first vertebrate, plate-skinned fish, spiny fish with jaw
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Classroom Considerations
  • Knovation Readability Score: 2 (1 low difficulty, 5 high difficulty)
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