Difference between revisions of "Template:Geologic time scale"

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|style="background:#809090"| [[Eoarchean]]<ref name="Precambrian-Time" />
 
|style="background:#809090"| [[Eoarchean]]<ref name="Precambrian-Time" />
 
|colspan="4"| [[Prokaryote|Simple single-celled life]] (probably [[bacteria]] and [[archaea]]). Oldest probable [[microfossil]]s.
 
|colspan="4"| [[Prokaryote|Simple single-celled life]] (probably [[bacteria]] and [[archaea]]). Oldest probable [[microfossil]]s.
|style="background:#809090"| 3800
+
|style="background:#809090"| 4000
 
|-
 
|-
 
|rowspan="4" style="background:#809090"| [[Hadean]]<br /><ref name="Precambrian-Time" /><ref name="hadeon-not-formal">Though commonly used, the [[Hadean]] is not a formal eon and no lower bound for the Archean and Eoarchean have been agreed upon. The Hadean has also sometimes been called the Priscoan or the Azoic. Sometimes, the Hadean can be found to be subdivided according to the [[lunar geologic time scale]]. These eras include the [[Cryptic era|Cryptic]] and [[Basin Groups]] (which are subdivisions of the [[Pre-Nectarian]] era), [[Nectarian]], and [[Early Imbrian]] units.</ref>
 
|rowspan="4" style="background:#809090"| [[Hadean]]<br /><ref name="Precambrian-Time" /><ref name="hadeon-not-formal">Though commonly used, the [[Hadean]] is not a formal eon and no lower bound for the Archean and Eoarchean have been agreed upon. The Hadean has also sometimes been called the Priscoan or the Azoic. Sometimes, the Hadean can be found to be subdivided according to the [[lunar geologic time scale]]. These eras include the [[Cryptic era|Cryptic]] and [[Basin Groups]] (which are subdivisions of the [[Pre-Nectarian]] era), [[Nectarian]], and [[Early Imbrian]] units.</ref>
 
|style="background:#809090"| [[Early Imbrian]]<ref name="Precambrian-Time" /><ref name="Lunar-geologic-timescale-names">These unit names were taken from the [[Lunar geologic timescale]] and refer to geologic events that did not occur on Earth. Their use for Earth geology is unofficial. Note that their start times do not dovetail perfectly with the later, terrestrially defined boundaries.</ref>
 
|style="background:#809090"| [[Early Imbrian]]<ref name="Precambrian-Time" /><ref name="Lunar-geologic-timescale-names">These unit names were taken from the [[Lunar geologic timescale]] and refer to geologic events that did not occur on Earth. Their use for Earth geology is unofficial. Note that their start times do not dovetail perfectly with the later, terrestrially defined boundaries.</ref>
 
|colspan="4"| Indirect [[photosynthetic]] evidence (e.g., [[kerogen]]) of primordial life.  This era overlaps the end of the [[Late Heavy Bombardment]] of the [[inner solar system|inner]] [[solar system]].
 
|colspan="4"| Indirect [[photosynthetic]] evidence (e.g., [[kerogen]]) of primordial life.  This era overlaps the end of the [[Late Heavy Bombardment]] of the [[inner solar system|inner]] [[solar system]].
|style="background:#809090"| c.3850
+
|style="background:#809090"| c.4050
 
|-
 
|-
 
|style="background:#809090"| [[Nectarian]]<ref name="Precambrian-Time" /><ref name="Lunar-geologic-timescale-names" />
 
|style="background:#809090"| [[Nectarian]]<ref name="Precambrian-Time" /><ref name="Lunar-geologic-timescale-names" />
 
|colspan="4"| This unit gets its name from the [[lunar geologic timescale]] when the [[Nectaris Basin]] and other greater [[lunar basin]]s form by big [[impact event]]s.
 
|colspan="4"| This unit gets its name from the [[lunar geologic timescale]] when the [[Nectaris Basin]] and other greater [[lunar basin]]s form by big [[impact event]]s.
|style="background:#809090"| c.3920
+
|style="background:#809090"| c.4120
 
|-
 
|-
 
|style="background:#809090"| [[Basin Groups]]<ref name="Precambrian-Time" /><ref name="Lunar-geologic-timescale-names" />
 
|style="background:#809090"| [[Basin Groups]]<ref name="Precambrian-Time" /><ref name="Lunar-geologic-timescale-names" />

Revision as of 22:20, 6 March 2013

ar:قالب:المقياس الزمني الجيولوجي es:Plantilla:Escala temporal geológica hi:भूवैज्ञानिक समय-मान pt:Predefinição:Tempo geológico zh:Template:Geologic time scale