- suborder Osteostraci as a noun:
- 1
suborder Osteostraci
noun
1 suborder Osteostraci
Extinct group of armored fish-like vertebrates; taxonomy is not clear.
synonyms: Cephalaspida, Osteostraci, suborder Cephalaspida.
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noun
Extinct group of armored fish-like vertebrates; taxonomy is not clear.
synonyms: Cephalaspida, Osteostraci, suborder Cephalaspida.
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