North American Commission on Stratigraphic Nomenclature

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The purposes of the Commission are to:

  • develop statements of stratigraphic principles,
  • recommend procedures applicable to classification and nomenclature of stratigraphic and related units,
  • review problems in classifying and naming stratigraphic and related units, and
  • formulate expressions of judgment on these matters.

URL: 

http://nacsn.americangeosciences.org

Acronym: 

NACSN