A WIDESPREAD, NEARLY MONOSPECIFIC SILICIFIED COCCOIDAL MICROBIOTA FROM THE PERMIAN OF BRAZIL (ASSISTÊNCIA FORMATION, IRATI SUBGROUP, PARANÁ BASIN). AMGH [Internet]. 2020 Aug. 31 [cited 2025 Oct. 12];57(4):302–326. Available from: https://ameghiniana.org.ar/index.php/ameghiniana/article/view/3331