del Río, C.-J., & Martínez, S. (2021). Diversity and biostratigraphy of the late Oligocene-late Miocene sand dollars (Echinoidea: Scutelliformes) of Argentina and Uruguay. Revista De Biología Tropical, 69(S1), S35–S50. https://doi.org/10.15517/rbt.v69iSuppl.1.46324