Stratigraphy
721 results
| Stratigraphy | Index | Index add'l | Type | Rank | Scope | Belongs to | Age base (Ma) | Age top (Ma) | Age |
|---|---|---|---|---|---|---|---|---|---|
| Precambrian | PC |
chronostratigraphy
|
global
| Global Chronostratigraphy | 4567 | 538.8 | |||
| Archean | AR |
chronostratigraphy
|
Eonothem
|
global
| Precambrian | 4000 | 2500 | ||
| Proterozoic | PR |
chronostratigraphy
|
Eonothem
|
global
| Precambrian | 2500 | 538.8 | ||
| Vendian |
chronostratigraphy
|
System
|
regional
|
Ediacaran
| |||||
| Phanerozoic | PH |
chronostratigraphy
|
Eonothem
|
global
| Global Chronostratigraphy | 538.8 | 0 | ||
| Paleozoic | PZ |
chronostratigraphy
|
Erathem
|
global
| Phanerozoic | 538.8 | 251.902 | ||
| Cambrian | Є | Ca, Cm |
chronostratigraphy
|
System
|
global
| Paleozoic | 538.8 | 485.4 | |
| Lower Cambrian (old nomenclature) | Є1 | Ca1 |
chronostratigraphy
|
Series
|
global
| Cambrian | 542 | 521 |
Cambrian
|
| Middle Cambrian (old nomenclature) | Є2 | Ca2 |
chronostratigraphy
|
Series
|
global
| Cambrian | 521 | 510 |
Cambrian
|
| Upper Cambrian (old nomenclature) |
chronostratigraphy
|
Series
|
global
| Cambrian | 499 | 488.3 |
Cambrian
| ||
| Ordovician | O | O |
chronostratigraphy
|
System
|
global
| Paleozoic | 485.4 | 443.8 |
Paleozoic
|
| Öland Series |
chronostratigraphy
|
Series
|
regional
| Baltic Ordovician | 489.8 | 463.8 |
Ordovician
| ||
| Pakerort Stage | AII | O1PK |
chronostratigraphy
|
Stage
|
regional
| Iru Subseries | 489.8 | 486.2 |
Tremadocian
|
| Varangu Stage | AIII | O1VR |
chronostratigraphy
|
Stage
|
regional
| Iru Subseries | 486.2 | 483.4 |
Tremadocian
|
| Latorp Superstage | BI |
chronostratigraphy
|
Superstage
|
regional
| Ontika Subseries | 483.4 | 471.8 |
Ordovician
| |
| Volkhov Stage | BII | O2VL |
chronostratigraphy
|
Stage
|
regional
| Ontika Subseries | 471.8 | 467.5 |
Middle Ordovician
|
| Kunda Stage | BIII | O2KN |
chronostratigraphy
|
Stage
|
regional
| Ontika Subseries | 467.5 | 463.8 |
Darriwilian
|
| Viru Series |
chronostratigraphy
|
Series
|
regional
| Baltic Ordovician | 463.8 | 452 |
Ordovician
| ||
| Aseri Stage | CIa | O2AS |
chronostratigraphy
|
Stage
|
regional
| Purtse Subseries | 463.8 | 463 |
Darriwilian
|
| Lasnamägi Stage | CIb | O2LS |
chronostratigraphy
|
Stage
|
regional
| Purtse Subseries | 463 | 462.6 |
Darriwilian
|
| Uhaku Stage | CIc | O2UH |
chronostratigraphy
|
Stage
|
regional
| Purtse Subseries | 462.6 | 460.9 |
Darriwilian
|
| Kukruse Stage | CII | O3KK |
chronostratigraphy
|
Stage
|
regional
| Purtse Subseries | 460.9 | 458.2 |
Sandbian
|
| Haljala Stage | CIII/DI | O3HL |
chronostratigraphy
|
Stage
|
regional
| Kurna Subseries | 458.2 | 456.2 |
Sandbian
|
| Idavere Substage | CIII |
chronostratigraphy
|
Substage
|
regional
| Haljala Stage |
Sandbian
| |||
| Ojamaa |
chronostratigraphy
|
regional
| Idavere Substage |
Sandbian
|
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