Notes:
This organism has gill slits, and a dorsal, hollow nerve cord both characterisitics of chordates. However this is not a chordate because it does not have a notochord.
Acorn worm
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Notes:
This organism has gill slits, and a dorsal, hollow nerve cord both characterisitics of chordates. However this is not a chordate because it does not have a notochord.
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Acorn worm
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