depinisyon kahulugan
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doc Definition of placodermi
    English to English
    noun
  • extinct group of bony-plated fishes with primitive jaws
  • source: WordNet 3.0
  • An extinct group of fishes, supposed to be ganoids. The body and head were covered with large bony plates. See Illust. under Pterichthys, and Coccosteus.
  • source: Webster 1913
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