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Definition of Ostracoderm
1. Noun. Extinct fish-like jawless vertebrate having a heavily armored body; of the Paleozoic.
Generic synonyms: Agnathan, Jawless Fish, Jawless Vertebrate
Group relationships: Order Ostracodermi, Ostracodermi
Group relationships: Order Ostracodermi, Ostracodermi
Definition of Ostracoderm
1. [n -S]