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ioda
3 years ago
5

What are placoderms?

Biology
2 answers:
Romashka [77]3 years ago
7 0
An extinct class of prehistoric, armoured fish.
svet-max [94.6K]3 years ago
4 0
<span>an extinct fish of the Devonian period, having the front part of the body encased in broad flat bony plates.
</span>
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