basin fill 18 Cretaceous 10 World 10 Argentina 8 South America 8 provenance 8 Early Cretaceous 6 Western Hemisphere 6 stratigraphy 6 Andes 4 Antarctic Peninsula 4 Antarctica 4 Arctic and Antarctic 4 Austral Basin 4 Austral basin 4 La Plata Basin 4 Larsen Basin 4 Neuquen Basin 4 Northern Antarctic Peninsula 4 Patagonia 4 Provenance 4 Stratigraphy 4 Tabarin Peninsula 4 West Antarctica 4 basin evolution 4 depositional environment 4 foreland basin 4 paleoenvironment 4 regression 4 sequence stratigraphy 4