biozone: References & Edit History
More Articles On This Topic
- Anisian Stage
- Carnian Stage
- clay mineralHydrothermal deposits
- Cretaceous PeriodMajor subdivisions of the Cretaceous System
- Induan Stage
- Ladinian Stage
- Norian Stage
- Olenekian Stage
- Rhaetian Stage
- Silurian PeriodGraptolites
- Silurian PeriodReef mounds and coral biostromes
- geochronologyStages and zones
- datingGeologic column and its associated time scale
- Triassic PeriodAlpine strata
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Article added to new online database. | Jul 20, 1998 |
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