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Unformatted text preview: 8.What is the major difference between agnathostomes and gnathostomes? 9.Why was the evolution of jaws important? 10.What are the two living groups of agnathans? 11.What was one of the most significant changes in early vertebrate evolution? 12.List the major groups of vertebrate animals. 13.What feature characterize the Chondrichthyes, osteichthyes? 14. Why are some Osteichthyes termed as ray finned and others as lobed fin. Could you provide an example for each? 15.Lung fishes :How do they deal with drought? How do you think they might have evolved?...
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- Spring '08
- Psychology, soft bodied Vertebrates, early vertebrate evolution