Geological Period (Specimen/Description)Definition:
- This field contains information on the geological period in which the specimen originated.
Observations:- For better search results in your database, avoid a large variety of terms; draw up an authority list and add keywords as necessary.
- If the geological period is unknown, enter the geological era of the specimen.
Example| | Discipline | paleontology |
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| | Genus | Dromiceiomimus |
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| | Species | brevitertius |
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 | Geological Period | Mesozoic |
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Entry rules:- If you know the period and era, enter the period followed by a comma, a space and the name of the era.
Example| | Discipline | paleontology |
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| | Genus | Camptostroma |
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| | Species | roddyi |
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 | Geological Period | Cambrian, Lower |
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- If you are unsure whether your information is correct, include a space and a question mark after the name of the period.
- This field may contain multiple entries separated by a semicolon followed by a space.
Example| | Discipline | paleontology |
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| | Genus | Brachiopoda |
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| | Species | sp |
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 | Geological Period | Devonian; Carboniferous |
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