This may be the biggest turtle that ever lived
By Laura Geggel, Live Science, February 14, 2020
This jaw-droppingly huge specimen is the largest
known complete turtle shell on Earth.
https://www.livescience.com/largest-turtle-shell-on-earth.html
Extinct South American giant turtle had 10-foot-wide horned shell
By Brooks Hays, UPI, February 13, 2020
https://www.upi.com/Science_News/2020/02/13/Extinct-South-American-giant-turtle-had-10-foot-wide-horned-shell/9841581541088/
The paper is:
E.-A. Cadena, T. M. Scheyer, J. D. Carrillo-Briceño, R. Sánchez,
O. A Aguilera-Socorro, A. Vanegas, M. Pardo, D. M. Hansen, and
M. R. Sánchez-Villagra, 2020. The anatomy, paleobiology, and
evolutionary relationships of the largest extinct side-necked
turtle. Science Advances, Vol. 6, no. 7, eaay4593 DOI: 10.1126/sciadv.aay4593
https://advances.sciencemag.org/content/6/7/eaay4593
Yours,
Paul H.