BUITRÓN-SÁNCHEZ, B.-E.;  CUEN-ROMERO, F.-J.; BERESI, M.-S.; MONREAL, R. First record of Ubaghsicystis (Eocrinoidea - Echinodermata) from the Cambrian (Miaolingian, Wuliuan) of Sonora, Mexico: Biostratigraphical and paleoecological considerations. Revista de Biología Tropical, [S. l.], v. 69, n. S1, p. S51–S65, 2021. DOI: 10.15517/rbt.v69iSuppl.1.46326. Disponível em: https://revistas.ucr.ac.cr/index.php/rbt/article/view/46326. Acesso em: 24 nov. 2024.