“COMENTARIO BIBLIOGRAFICO: SARJEANT, W. A. S., 1974. Fossil and Living Dinoflagellates. Academic Press. London & New York, 182 P. 15 lám. 45 Fig”. 2013. Ameghiniana 12 (2): 164. https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/1463.