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Noun: placoderm  'pla-ku,durm or 'pla-kow,durm
  1. Fish-like vertebrate with bony plates on head and upper body; dominant in seas and rivers during the Devonian; considered the earliest vertebrate with jaws

Derived forms: placoderms

Type of: aquatic vertebrate

Part of: class Placodermi, Placodermi

Encyclopedia: Placoderm

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Placuna
Placuna placenta
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plagal cadence
plage
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Plagianthus betulinus
Plagianthus regius