Tarrasiiformes
| Tarrasiiformes |
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Tarrasiiformes
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Tarasiiformes were an extinct order of prehistoric bony fish. Paratarrasius is an extinct genus of Tarasiiformes.[2]
Timeline of genera
Tarrasius
| Tarrasius | |
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Tarrasiiformes[1]
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Tarrasius
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Tarrasius is an extinct genus of Tarasiiformes. Tarrasius problematicus (of Mississippian origin, ~ 350 Ma) featured a fully regionalized tetrapod-like spine divided into 5 distinct segments.[3][4] It is not considered a transitional fossil though, but an extreme example of convergent evolution.
See also
Bibliography
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References
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