Remarkably Preserved Fossil Frog, France (Thaumastosaurus)
Fossil Frog Still Looks Gooey After Over 34 Million
Years by Brian Switek, Laelaps, September 27, 2013
The paper is:
Laloy, F., J-C. Rage, S. Evans, R. Boistel, N. Lenoir,
and others, 2013. A re-interpretation of the Eocene anuran
Thaumastosaurus based on microCT examination of a
‘mummified’ specimen. PLoS ONE 8, 9: e74874.
PDF file at
What originally was described as an external cast of an
anuran ‘mummy’ from the Quercy Phosphorites
(southwestern France) contains a large part of the frog's
skeleton as shown by CT scans.