"PALYNOMORPH ASSEMBLAGE OF THE CHENQUE FORMATION, LATE OLIGOCENE?-MIOCENE FROM GOLFO SAN JORGE BASIN, PATAGONIA, ARGENTINA. PART 4. POLYCOLPORATE AND PORATE POLLEN". AMGH. 2014;34(2):145-154. Accessed December 2, 2025. https://ameghiniana.org.ar/index.php/ameghiniana/article/view/2368