“Leonardosia Langei Sommer (Charophyta, Porocharaceae) from Corumbataí Formation (Guadalupian), Piracicaba, SP, Brazil: First Record of an Antheridium and of Corticated Thalli”. Ameghiniana 46, no. 1 (June 4, 2009): 49–58. Accessed September 29, 2025. https://ameghiniana.org.ar/index.php/ameghiniana/article/view/176.