| English noun: Osteostraci | |||
| 1. | Osteostraci (animal) extinct group of armored fish-like vertebrates; taxonomy is not clear | ||
| Synonyms | Cephalaspida, suborder Cephalaspida, suborder Osteostraci | ||
| Broader (hypernym) | animal order | ||
| Member holonym | cephalaspid, osteostracan | ||
| Member meronym | order Ostracodermi, Ostracodermi | ||