Source: Earle (2016) https://opentextbc.ca/physicalgeologyearle/wp-content/uploads/sites/145/2016/03/cenozoic-t-2.png based on work by James Hansen and Root Routledge.
Source: Earle (2016) https://opentextbc.ca/physicalgeologyearle/wp-content/uploads/sites/145/2016/03/cenozoic-t-2.png based on work by James Hansen and Root Routledge.