Unit 5: The Evolutionary History of Diversity Extras  Study Guide

Chapter 34 Vertebrates Review
  1. Vertebrates possess , and are a sub-phylum of phylum .
     
     
     
     
  2. Craniates are chordates that have a and includes hagfish.
     
     
     
     
  3. are craniates that have a , made of vertebrae.
     
     
     
     
  4. are vertebrates that have that evolved from skeletal supports of the pharyngeal slits.
     
     
     
     
  5. include sharks and rays with a skeleton made of .
     
     
     
     
  6. are fish with a endoskeleton.
     
     
     
     
     
     
     
     
  7. Tetrapods are Gnathostomes that have limbs, and evolved from lobe-finned fish whose fins developed into limbs adapted for terrestrial life.
     
     
     
     
  8. undergo from aquatic larva into a terrestrial adult.
     
     
     
     
    • There are orders: are salamanders, are frogs and toads, and are caecilians.
     
     
     
     
  9. Amniotes are that have an egg adapted for terrestrial life.
     
     
     
     
  10. Living reptiles include , , , , and .
     
     
     
     
  11. Mammalia are the only surviving clade of among the amniotes.
     
     
     
     
    • Monotremes are the only mammals that lay .
       
       
       
       
    • Marsupials complete embryonic development within a maternal pouch called .
       
       
       
       
    • Eutherians are mammals that complete their embryonic development within a , joined to the mother by the placenta.
     
     
     
     
  12. Anthropoids are a branch of and include monkeys and hominoids called .
     
     
     
     
  13. Hominin are more closely related to humans than to chimpanzees and originated in about 6-7 million years ago.
     
     
     
     
  14. The Homo genus slowly became more fully and evolved a large .
     
     
     
     
    Summary: Characteristics of chordates
     
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