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placoderm

/ˈplæk.ə.dɜːm/

Traducción: Sustantivo que designa a un vertebrado extinto semejante a un pez, con placas óseas en la cabeza y la parte superior del cuerpo, que dominó mares y ríos en el período Devónico y se considera el vertebrado más antiguo con mandíbulas.

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noun

C2formalcommonscientific/ˈplæk.ə.dɜːm/

A noun referring to an extinct fish-like vertebrate with bony plates on its head and upper body, dominant in seas and rivers during the Devonian period, and considered the earliest vertebrate with jaws.

  • 🇪🇸Sustantivo que designa a un vertebrado extinto semejante a un pez, con placas óseas en la cabeza y la parte superior del cuerpo, que dominó mares y ríos en el período Devónico y se considera el vertebrado más antiguo con mandíbulas.
  1. Extinct armored fish C2 formal scientific

    An extinct class of fish-like vertebrates that had bony plates covering the head and upper body, considered the earliest jawed vertebrates, dominant during the Devonian period.

    • Placoderms were among the first vertebrates to develop jaws.
    • Fossils of placoderms have been found in Devonian rock formations.
    • The largest known placoderm, Dunkleosteus, could grow up to 6 meters long.
    • Placoderms dominated both marine and freshwater environments during their time.

    🇪🇸Placodermo

  • placoderms plural form
  • placoderms' possessive plural form
  • placoderm's possessive singular form