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.

本动画展示了白垩纪鳐总目（batoid ray）物种施氏裂吻鳐（Schizorhiza stromeri）软骨吻突上正在发育的锯状齿。本次三维渲染由Avizo软件完成。