Sauropterygia cf. Nothosaurus Middle Triassic, Gogolin Beds, Upper Silesia, Poland A rare find of a complete rib of this size from Sauropterygia indet. (probably Nothosaurus). The bone structure is clearly pachystotic – the rib is massive and the tissue dense. This structure is a primitive adaptation to aquatic life – the heavy bones acted as ballast,…

Sauropterygia cf. Nothosaurus, rib Middle Triassic, Lower Muschelkalk (Anisian), Gogolin Beds, Upper Silesia, Poland A rib fragment from a marine reptile from the Sauropterygian group. It very likely belongs to Nothosaurus. Ribs are a common find in Silesian Muschelkalk deposits; complete finds are a completely different story. In this case, I was lucky – it…