24. Fishes
Vertebrate Evolution and Diversity Chapter 34. Vertebrates belong to phylum Chordata. Includes 3 subphyla, vertebrates and 2 phyla of invertebrates, urochordates.
Origin and Diversification of the Vertebrates. Who are the living vertebrates? - Jawless fish: hagfish and lamprey - Fish with jaws & cartilage skeletons:
1 Unit 8.2 Class Agnatha, Chondrichthyes, & Osteichthyes.
