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						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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