Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
order Ostracodermi | Yes | No | No | No |
ostracoderm | Yes | No | No | No |
order Ostracodermi (noun) | ostracoderm (noun) |
---|---|
extinct group of armored jawless vertebrates; taxonomy is not clear | extinct fish-like jawless vertebrate having a heavily armored body; of the Paleozoic |