aids Stasek Unit 1 Flashcards on Vertebrate Origins, created by Kit Wheat on 26/09/2016.
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Created by Kit Wheat
about 8 years ago
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Close
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Created by Kit Wheat
about 8 years ago
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Phylum Chordata
Phylum Chordata Characteristics
Cambrian Vertebrates
Ordovician Vertbrates
Why did bone appear?
Conodont elements
freshwater vs. marine origin
