Jawless fish and ocean reefs were devastated by which extinction?


Late Devonian


Ordovician-Silurian


Permian-Triassic


End Triassic


Cretaceous-Tertiary

Verified Answer :

Late Devonian (I believe)

The Late Devonian.

If you go back and reach the text, you may find the passage, "Which species did we lose during this extinction (Late Devonian)? About 20% of all animal families and 70-80% of all animal species were lost. Major victims included the following:

....

- Jawless fish"