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Cephalaspidomorphi
| Règne | Animalia |
|---|---|
| Embranchement | Chordata |
| Sous-embr. | Vertebrata |
| Super-classe | Agnatha |
Classes de rang inférieur
Les Cephalaspidomorphi forment un clade fossile réunissant plusieurs taxons d'agnathes fossiles.
Selon Paleobiology Database en 2024, ce taxon est un synonyme de la classe Petromyzontida.
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