ostracoderm | sense examples, Usage and Definition from wordnet dictionary online

Noun ostracoderm has 1 sense

ostracoderm - extinct fishlike jawless vertebrate having a heavily armored body; of the Paleozoic
--₁ is a kind of jawless vertebrate, jawless fish, agnathan
--₁ is a member of Ostracodermi, order Ostracodermi

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