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Fossils Auction (Ammonites, Trilobites & Marine Invertebrates)

Ctenostreon, an Early Jurassic bivalve, Aalenian from France, 185 million years old. This bivalve has preserved both valves and they are connected. On each valve, you can see a few spines that are rarely preserved. Its color is natural and has undergone no restoration. It measures 12 cm by 11 cm and weighs 600 g.

Ctenostréon, bivalve du jurassique inférieur, Aalenien de France 185 millions d'années.
Ce bivalve a conservé  ses deux faces et sont en connexion.
Sur chaque valve, on peut voir quelques pointes qui sont rarement conservées.
Sa couleur est naturelle et n'a subi aucune restauration.
Il mesure 12 cm sur 11cm pour un poids de 600 gr.

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Fossilised shell - Cténostreon - 12 cm - 11 cm

Jurassic, Lower (201.3 - 174.1 million years) - France

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Cténostreon is a natural, conserved original bivalve specimen from the Early Jurassic (Aalenian) of France, measuring 12 cm by 11 cm and weighing 600 g.

Fossilised shell - Cténostreon - 12 cm - 11 cm

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Cténostreon is a natural, conserved original bivalve specimen from the Early Jurassic (Aalenian) of France, measuring 12 cm by 11 cm and weighing 600 g.

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