This jaw with tooth of ?Nothosaurus comes from the lower Muschelkalk (middle Triassic) of Gogolin, Poland.
One can see some beautiful alveoli where the teeth had its place - and even one tooth with the typical structures is preserved.
The fossil measures about 4 cm. The unbroken original Matrix measures about 10 x 6,5 x 2 cm. It also contains many Crinoid remainings (from Dadocrinus).
Rarely offered Fossil without any manipulations!