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Devonian vs Placoderm - What's the difference?

devonian | placoderm |

devonian

English

Adjective

(wikipedia Devonian) (-)
  • (geology) of a geologic period within the Paleozoic era; comprises lower, middle and upper epochs from about 415 to 360 million years ago
  • (chiefly, dated) Of or pertaining to the English region of Devon.

    • Noun

    (en noun)
  • (chiefly, dated) A native or inhabitant of the English region of Devon.

    • Proper noun

    (en proper noun)
  • (geology) the Devonian period

    • See also

    *

    placoderm

    English

    (Placodermi)

    Noun

    (en noun)
  • A member of an extinct group of fish with armored heads; the group lived during the Silurian and Devonian periods.

    • See also

    *Placodermi