 cephalaspid |
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| 1. | [ noun ] (zoology) extinct jawless fish of the Devonian with armored head | |
| Synonyms: | osteostracan | |
| Related terms: | jawless_vertebrate Osteostraci | |
| Similar spelling: |
Cephalaspida cephalic cephalosporin cephalexin cephalic_index Cevallos Ceballos cephalic_vein |
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