Funding for this research was provided by:
Claude Leon Foundation
Fondation des Treilles, Palaeontological Scientific Trust, DST-NRF Centre of Excellence in Palaeosciences
Text and Data Mining valid from 2019-06-27
Received: 31 January 2019
Accepted: 7 June 2019
First Online: 27 June 2019
: The authors declare no competing interests.