Neoproterozoic (1000 Ma)
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- Farbe CMYK
- 0/30/70/0
- Farbe RGB
- R: 254 G: 179 B: 66
- Rang
- Chronostratigraphie / Geochronologie
- Gebrauch
- Element ist in Gebrauch
- Status
- gültig
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- Neoproterozoic (1000 Ma)
Hierarchie und Abfolge
- Untergeordnete Einheiten
- Hangendes
Alter
- Alter Top
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- Proterozoikum
- Alter Basis
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- Proterozoikum
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Ediacaran (~ 635 Ma)
- Name Origin
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Named after the Ediacara Hills (South Australia).
- Rang
- chronostratigraphische Periode / geochronologisches System
- Status
- gültig
- Kurzbeschreibung
- Last period of the Neoproterozoic (ca. 635-541 Ma), with a peculiar soft-bodied fauna.
- Age
- Neoproterozoic (= Late Proterozoic)
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Cryogenian (~ 720 Ma)
- Name Origin
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From krýos and génesis (Greek), meaning "cold" resp. "birth".
- Rang
- Chronostratigraphie / Geochronologie
- Status
- gültig
- Kurzbeschreibung
- Middle period of the Neoproterozoic, characterised by cold climatic conditions («Snowball Earth» ; Sturtian and Marinoan glaciations). Its base has been defined chronometrically.
- Age
- Neoproterozoic (= Late Proterozoic)
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Tonian (1000 Ma)
- Name Origin
-
From tóno (Greek), meaning "stretch".
- Rang
- Chronostratigraphie / Geochronologie
- Status
- gültig
- Kurzbeschreibung
- First period of the Neoproterozoic. Its base has been defined chronometrically.
- Age
- Neoproterozoic (= Late Proterozoic)