Renzi, M. De, Budorov, K., De Renzi, M., and Sudar, M. 1996. The extinction of conodonts -in terms of discrete elements-at the Triassic-Jurassic boundary. Cuadernos de Geología Ibérica 20, 347–366. Retrieved December 5, 2025 from https://revistas.ucm.es/index.php/CGIB/article/view/CGIB9696120347A