“…The Guañacos Fold and Thrust Belt has been active since the late Miocene; it originated in response to the closure of the extensional intraarc Cura Mallín basin (25-19 Ma;Folguera et al, 2006aFolguera et al, , 2006bFolguera et al, , 2004Jordan et al, 2001;Rosselot et al, 2020). Between 37 • S and 38 • S, the eastern foothills of the Main Andes (Fig.…”