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Ammonite Abnormal Kosmoceras Jurassic Callovian Russia Fossil




Item History & Price

Information:
Reference Number: Avaluer:4528304Country/Region of Manufacture: Russian Federation
Original Description:
Here is a very RARE example from old collection of abnormal Kosmoceras sp. with abnormal ribbing and ornamentation, when two parts of the shell look like they belong to different spesies probably due to a lifetime injury left by some ancient predetor or caused by genetic abnormalities.
Aestheticcabinet sample!Locality: Mikhailov, Ryazan region, Russia.Size: 47 mm. Age: MesozoicEra, Middle Jurassic, Middle Callovian Stage, elatmae Zone.Feel free to askquestions!We always combine shi...pping, please request an invoicebefore paying for multiple items.



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