“…Irati -Rio Bonito -Pirambóia, with potential for accumulation of liquid hydrocarbons (Quadros 1982;Zalán et al 1990;Araújo 2001;Ferreira, 2017). Additionally, the Irati Formation also configure unconventional petroleum systems, due to organic-rich shale content, with potential for shale oil and shale gas (Rocha, 2016;Riccomini, 2016;Tassinari et al, 2017;Mabecua, 2018), ando also for CO2 geological storage (Masulino, 2020;San Martín Cañas, 2020).…”