The Lopez de Bertodano Formation is a geological formation in the James Ross archipelago of the Antarctic Peninsula, whose strata date to the end of the Late Cretaceous (Maastrichtian age), about 70-65 million years ago.
The Lopez de Bertodano Formation is a geological formation in the James Ross archipelago of the Antarctic Peninsula, whose strata date to the end of the Late Cretaceous (Maastrichtian age)-65 million years ago. This is about 70.