About the Authors

Robert W. Gess

Contributed equally to this work with: Robert W. Gess, Kate M. Trinajstic

Affiliations Geology Department, Rhodes University, Grahamstown, South Africa, DST-NRF Centre of Excellence in Palaeosciences (CoE-Pal) University of the Witswatersrand 1 Jan Smuts Avenue Braamfontein Johannesburg, South Africa, Albany Museum, Somerset St, Grahamstown, South Africa

Kate M. Trinajstic

Contributed equally to this work with: Robert W. Gess, Kate M. Trinajstic

K.Trinajstic@curtin.edu.au.

Affiliation Department of Environment and Agriculture, Curtin University, Perth, Western Australia, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: RG. Formal analysis: RG KT. Funding acquisition: RG KT. Investigation: RG KT. Methodology: RG KT. Project administration: RG KT. Resources: RG. Supervision: RG KT. Validation: RG KT. Visualization: RG KT. Writing – original draft: RG KT. Writing – review & editing: RG KT.