jenjen003 jenjen003
  • 07-11-2018
  • Biology
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agnatha are ? because they live off the blood of other fish.

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TaylorAsh
TaylorAsh TaylorAsh
  • 07-11-2018

Agnatha is a superclass of jawless fish in the phylum Chordata, subphylum Vertebrata, consisting of both present and extinct species. The group is sister to all vertebrates with jaws, known as gnathostomes.

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