Schizorhiza stromeri (Batoidea; Chondrichthyes) rostrum with saw-teeth

This movie shows the developing saw-teeth along the cartilaginous rostrum of the Cretaceous batoid ray Schizorhiza stromeri. 3D rendering performed with Avizo.本视频展示了白垩纪鳐总目鱼类施氏裂吻鳐（Schizorhiza stromeri）软骨吻突上发育中的锯状齿。本次三维渲染采用Avizo软件完成。