“NOTICIA SOBRE EL HALLAZGO DE APENDICES VENTRALES DE TRILOBITES EN LA FORMACION PARCHA (SALTA)”, AMGH, vol. 8, no. 2, pp. 73–76, Aug. 2013, Accessed: Oct. 18, 2025. [Online]. Available: https://ameghiniana.org.ar/index.php/ameghiniana/article/view/1329