Difference between revisions of "Template:Geologic time scale"

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|rowspan="6" style="background:#def197"| [[Late Cretaceous|Late]]
 
|rowspan="6" style="background:#def197"| [[Late Cretaceous|Late]]
 
| [[Maastrichtian]]
 
| [[Maastrichtian]]
|rowspan="12"| [[Flowering plant]]s proliferate, along with new types of [[insect]]s. More modern [[teleost]] fish begin to appear. [[Ammonite]]s, [[Belemnoidea|belemnites]], [[rudist]] [[Bivalvia|bivalve]]s, [[Echinoidea|echinoid]]s and [[Porifera|sponges]] all common. Many new types of [[dinosaur]]s (e.g. [[Tyrannosauridae|Tyrannosaurs]], [[Titanosauridae|Titanosaurs]], [[Hadrosauridae|duck bills]], and [[Ceratopsidae|horned dinosaurs]]) evolve on land, as do [[Eusuchia]] ([[Crocodilia|modern crocodilians]]); and [[mosasaur]]s and modern [[shark]]s appear in the sea. Primitive [[bird]]s gradually replace [[pterosaurs]]. [[Monotremes]], [[marsupial]]s and [[Eutheria|placental]] mammals appear. Break up of [[Gondwana]]. Beginning of [[Laramide Orogeny|Laramide]] and [[Sevier Orogeny|Sevier Orogenies]] of the [[Rocky Mountains]]. [[Earth's atmosphere|Atmospheric]] CO<sub>2</sub> close to present-day levels.
+
|rowspan="12"| [[Flowering plant]]s proliferate, along with new types of [[insect]]s. More modern [[teleost]] fish begin to appear. [[Ammonoidea]], [[Belemnoidea|belemnites]], [[rudist]] [[Bivalvia|bivalve]]s, [[Echinoidea|echinoid]]s and [[Porifera|sponges]] all common. Many new types of [[dinosaur]]s (e.g. [[Tyrannosauridae|Tyrannosaurs]], [[Titanosauridae|Titanosaurs]], [[Hadrosauridae|duck bills]], and [[Ceratopsidae|horned dinosaurs]]) evolve on land, as do [[Eusuchia]] ([[Crocodilia|modern crocodilians]]); and [[mosasaur]]s and modern [[shark]]s appear in the sea. Primitive [[bird]]s gradually replace [[pterosaurs]]. [[Monotremes]], [[marsupial]]s and [[Eutheria|placental]] mammals appear. Break up of [[Gondwana]]. Beginning of [[Laramide Orogeny|Laramide]] and [[Sevier Orogeny|Sevier Orogenies]] of the [[Rocky Mountains]]. [[Earth's atmosphere|Atmospheric]] CO<sub>2</sub> close to present-day levels.
 
|style="background:#def197"| 70.6 ±&nbsp;0.6<sup>*</sup>
 
|style="background:#def197"| 70.6 ±&nbsp;0.6<sup>*</sup>
 
|-
 
|-

Revision as of 19:28, 4 December 2011

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