13002 - Exceedingly Rare Ichthyosaur (Platypterygius) Tooth - Cretaceous Russia Calymene niagarensis Observations: Rare unidentified cheirurid species

Observations: Rare unidentified cheirurid species

†Cyphaspis

transition zone/lower shoreface (5)

Then we leave a link to an interesting reading on the understanding of the paleoecology of these interesting ammonites:

It has some glued and filled (restored) fractures

13002 - Exceedingly Rare Ichthyosaur (Platypterygius) Tooth - Cretaceous Russia Calymene niagarensis Observations: Rare unidentified cheirurid speciesSpecies Ichthyosaur (Platypterygius) AGE Lower Cretaceous, Albian stage ( 110 million years) LOCATION Stary Oskol, Belgorod, Gebiet, Kursk, Russia FORMATION Seversk Sandstone SIZE 2,15cm Ref: M46 13002 This is a 2,15cm rooted tooth of a Ichthyosaur (Platypterygius) from Stary Oskol, Russia. These teeth are very unusual to see and this is one of a handful of teeth I recently acquired. Not restored or glued.