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Showing results for tags 'polyptychodon'.
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Pliosaur tooth, or ophthalmosaurid ichthyosaur (Stary Oskol)
pachy-pleuro-whatnot-odon posted a topic in Fossil ID
Hi all, First off, this is not my fossil (though I own a large crow of similar morphology), but one I recently bumped into and found particularly curious. Why? Because it's morphology seems to contradict itself. Described as a Polyptychodon interuptus (no longer considered a valid genus; Madzia [2016]) from the Late Jurassic Volga Beds (?) of Stary Oskol, the tooth appears to have enamel folds consistent with what one might expect from an ophthalmosaurid ichthyosaur, such as Platypterygius sp.. The root, however, is smooth and round, with a hollow base, which, unlike the rectangula- 13 replies
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- marine reptiles
- stary oskol
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Went out for a hunt with friends today on a local creek in Denton County, Texas and came across this great tooth. Better beat up that not to find at all. Was totally stoked when I saw the tip and thought I had found a large mosy in this creek. Was even more excited when I made out what I had really found.
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- pliosaur
- eagle ford
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So I've gotten myself into an extremely rare deal- a mosasaur and pliosaur tooth both in the US for a great price. The goodies arrived today, and I might as well show em off. First off, we have a mosasaur tooth from the Ozan Formation of Fannin County. Knowing that the NSR flows inside Fannin County and is also part of the Ozan Formation, This tooth is probably also from the NSR itself. Although the seller didn't have time to do a full ID on the tooth and simply labeled it as unidentified, by extensive comparing with other mosasaur teeth from the area, I can promp
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- mosasaur tooth
- texas
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