Chorrillo Formation

The Chorrillo Formation, also named as Chorillo Formation, is a Maastrichtian geologic formation in southern Patagonia, Argentina. The formation is more than thick and underlies the Calafate Formation and rests on top of the La Irene Formation.
Fossils.
Dinosaur remains are among the fossils that have been recovered from the formation.
Fossils recovered from the formation are:
Other fossils recovered from the formation are: