“THE ORIGIN OF SNAKES: MORPHOLOGY AND THE FOSSIL RECORD (1ST EDITION): Caldwell, Michael W. 300 Pp. CRC Press. ISBN-10: ‎1482251345. ISBN-13: 978-1482251340”. Ameghiniana 59, no. 2 (March 15, 2022): 171–173. Accessed September 18, 2025. https://ameghiniana.org.ar/index.php/ameghiniana/article/view/3491.