“EVOLUTION OF THE FOSSIL RECORD, K. C. ALLEN & D.E.G. BRIGSS (EDS.). 1989. BELHAVEN PRESS, LONDRES”. Ameghiniana 30, no. 1 (December 16, 2013): 8. Accessed December 31, 2025. https://ameghiniana.org.ar/index.php/ameghiniana/article/view/2131.