Britannica
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Which parts of a bowfinâs body are covered by bony plates?
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holostean
Living and fossil forms of Holostei.
In the context of the bowfin (Amia calva), bony plates are found covering the head.1
Unlike some other primitive bony fishes, the rest of the bowfin's body is not covered by such plates; instead, it is covered by cycloid scales that are roughly circular and lack the dentine and enamel layers found in the scales of other holostean groups like gars.1