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Rhaetian Lorraine Region

Rhaetian fossils from the Lorraine region.

Rhaetian Sharks: Dermal denticles, fin spines, scales,...

 

Hybodont dermal denticle, species unknown

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Hybodont dermal denticle, species unkown 

 

 

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Hybodont finspine, species unknown

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Part of a Hybodont fin spine

 

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Very large partial fin spine 

  

 

All pieces belonged to the same specimen. It is quite a difficult puzzle. 

A large number of different kinds of fin spines have been recovered from Rhaetian deposits in Europe. Traditionally, spines exceeding 7cm are considered as beloning to Synechodus rhaeticus. Yet, this identification remains hypothetical. 

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