An unprepared nothosaurus neural arch (probably Nothosaurus). It is broken in three pieces and needs to be glued.

 Location: Heilbronn
Epoch/Age: Triassic, "Oberer Muschelkalk, "Grenzbonebed",~ 235 Million years
Size of the stone: 19 × 11 cm
Size of the fossil (estimated) : 2,8 × 6 cm