Vertebrate Zoology Word Scramble
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Question | Answer |
Time Period of Placoderms | Silurian and Devonian |
Characteristics of Placoderms | Notochord; Carapce and dermal bone; Jaws; Cartilage; Bony plates for teeth; Yolk sac and embryo; Benthic |
Examples: | Dunkleosteus, largest Devonian predators; Materpiscis attenboroughi, embryo with yolk sac and umbilical cord, viviparity |
Created by:
LionsandGiants
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