“BORING POLYCHAETES ASSOCIATED WITH PYCNODONTE (PHYGRAEA) VESICULARIS (LAMARCK) FROM THE UPPER CRETACEOUS OF PATAGONIA. A CASE OF COMMENSALISM?”. Ameghiniana 51, no. 2 (December 4, 2013): 129–140. Accessed January 12, 2026. https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/1266.