“NEW PROTEROTHERIIDS (LITOPTERNA, MAMMALIA) FROM THE MIDDLE MIOCENE OF QUEBRADA HONDA, BOLIVIA, AND TRENDS IN DIVERSITY AND BODY SIZE OF PROTEROTHERIID AND MACRAUCHENIID LITOPTERNS” (2020) Ameghiniana, 57(2), pp. 159–188. doi:10.5710/AMGH.03.03.2020.3268.