| NOUN | animal | Ostracodermi, order Ostracodermi | extinct group of armored jawless vertebrates |
|---|
| Meaning | Extinct group of armored jawless vertebrates; taxonomy is not clear. | |
|---|---|---|
| Synonym | order Ostracodermi | |
| Member of | Agnatha, superclass Agnatha | superclass of eel-shaped chordates lacking jaws / jaws and pelvic fins |
| Members | Heterostraci, suborder Heterostraci | Extinct group of armored jawless ... / jawless fishes or fish-like vertebrate |
| Osteostraci, suborder Osteostraci, Cephalaspida, suborder Cephalaspida | Extinct group of armored fish-like vertebrates | |
| ostracoderm | Extinct fish-like jawless vertebrate having a heavily armored body | |
| Broader | animal order | The order of animals |
| Spanish | ostracodermos | |
| Catalan | ostracoderms | |
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