|
gptkb:Sangamonian_in_North_America
|
about 125,000 years ago
|
|
gptkb:Badenian
|
13.65 million years ago
|
|
gptkb:Mesolithic_(late_Pleistocene)
|
c. 15,000 BP
|
|
gptkb:Formation_of_supercontinent_Columbia
|
1.8 billion years ago
|
|
gptkb:Mechanical_Age
|
late 17th century
|
|
gptkb:Marinoan_glaciation
|
650 million years ago
|
|
gptkb:Marine_Isotope_Stage_5d
|
115,000 years ago
|
|
gptkb:Neoproterozoic_Oxygenation_Event
|
800 million years ago
|
|
gptkb:Age_of_Pisces
|
1 AD
|
|
gptkb:Holstein_interglacial_(Germany)
|
about 424,000 years ago
|
|
gptkb:Oldest_Dryas
|
c. 16,000 years ago
|