The Interior Plains continued to receive deposits from the eroding Rocky Mountains to the west and Appalachian and Ozark/Ouachita Mountains to the east and south throughout the most recent Era, the Cenozoic.
(The Interior Plains; continued; ) (The Interior Plains; to receive; deposits; from the eroding Rocky Mountains to the west and Appalachian and Ozark/Ouachita Mountains to the east and south)
The Interior Plains The Interior Plains
continued to receive
deposits from the eroding Rocky Mountains to the west and Appalachian and Ozark/Ouachita Mountains to the east and south