The Cretaceous Period, in geologic time, is the last of the three periods of the Mesozoic Era. It followed the Jurassic Period and was succeeded by the Paleogene Period.
Between 5% and 15% is the percent composition of fern spore 1 in the sediment of the Early Tertiary.
What is the link between geological time scale and stratified patterns?
- The geological time scale and the stratified patterns of visible rocks in the landscape link, with deeper layers being older.
Thus, we can conclude that Between 5% and 15% is the percent composition of fern spore 1 in the sediment of the Early Tertiary.
You can learn more about the tertiary period here:
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