“NEW SPECIES OF THE GENUS ARBACIA (ECHINOIDEA, ARBACIIDAE) FROM THE NEOGENE OF CHILE”. Ameghiniana 60, no. 3 (May 12, 2023): 216–235. Accessed October 19, 2025. https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/3536.