Before revision: Notable examples can be found in the Permian of Tibet, the Cretaceous of Hokkaido, the Palaeogene of Honshu, and the Neogene of Northern Italy .
After revision: Notable examples can be found in the Permian of Tibet, the Cretaceous of Hokkaido, the Palaeogene of Honshu, , and the Pleistocene of California the Neogene of Northern Italy .