Related articles:
Geology
Paleontology
Stratigraphy
Timeline of evolution
Age of the Earth
Geological history of Earth
Law of superposition
Chronology
Fossil
Radiometric dating
Holocene
James Hutton
History of the Earth
Earth
Key terms:
time
geologic
earth
age
periods
rocks
strata
named
time scale
geologists
fossils
units
defined
timeline
table
ago
dating
upper
jurassic
jean
geology
global
layers
proposed
tertiary
chalk
hutton
deposition
marine
cambrian
geologic time scale
estimated
laid down
divided
age of the earth
boundary
deep time
same time
principles
recognized
quaternary
subdivision
galactic year
william smith
early jurassic
geologic periods
millions of years
geologic timescale
geological time scale
international commission on stratigraphy
Search external links cited by footnotes on Wikipedia page Geologic time scale:
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