“TRILOBITES FROM THE LEJOPYGE LAEVIGATA ZONE (UPPER MIDDLE CAMBRIAN) OF THE SAN ISIDRO AREA, MENDOZA, ARGENTINA”, AMGH, vol. 54, no. 4, pp. 465–474, Aug. 2017, Accessed: Oct. 01, 2025. [Online]. Available: https://ameghiniana.org.ar/index.php/ameghiniana/article/view/3060