“LATE CRETACEOUS ORGANIC-WALLED DINOFLAGELLATE CYSTS FROM THE ALTA VISTA FORMATION, AUSTRAL BASIN, ARGENTINA” (2017) Ameghiniana, 54(6), pp. 688–699. Available at: https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/3090 (Accessed: 29 November 2025).