Condorchelys
Encyclopedia
Condorchelys was a genus of stem turtle
Turtle
Turtles are reptiles of the order Testudines , characterised by a special bony or cartilaginous shell developed from their ribs that acts as a shield...

 from Middle to Upper Jurassic
Jurassic
The Jurassic is a geologic period and system that extends from about Mya to  Mya, that is, from the end of the Triassic to the beginning of the Cretaceous. The Jurassic constitutes the middle period of the Mesozoic era, also known as the age of reptiles. The start of the period is marked by...

 Cañadon Asfalto Formation
Cañadon Asfalto Formation
-Paleofauna:-References:* Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka : The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. ISBN 0-520-24209-2....

 of Argentina
Argentina
Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...

. Only one species is described, Condorchelys antiqua.
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