Cladoselachidae

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Cladoselachidae
Temporal range: Devonian-Permian
Early Shark.jpg
A reconstruction of Cladoselache
Scientific classification
Kingdom:
Phylum:
Class:
Subclass:
Order:
Cladoselachiformes
Family:
Cladoselachidae
Genera

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Cladoselachidae is an extinct family of cartilaginous fishes and among the earliest predecessors of modern sharks. They are the only members of the order Cladoselachiformes and were characterized by having an elongated body with a spine in each of the two dorsal fins.

References

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