USGS Visual Identifier
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Geologic Unit: Taggard

Taggard Formation of Greenbrier Group (WV)
Taggard Shale Member of Greenbrier Limestone (WV,VA)

Mississippian, Late

Geologic Province:
Appalachian basin

Areal Extent:

Type Locality:
On Taggard Branch of Indian Creek, Monroe Co., WV (Reger, 1926).

Unit Name History:
Named (Reger, 1926). Revised to Taggard Formation of Greenbrier Group (Cardwell and others, 1968).

Note: If you need more information, please contact Nancy Stamm (
Asterisks (*) indicate usage by the U.S. Geological Survey. Other usages by state geological surveys.

"No current usage" implies that a name has been abandoned or that it has fallen into disuse. Former usage and, if known, replacement name given in parentheses ().

Slashes (/) indicate unit name usage violates the 1983 North American Stratigraphic Code. This violation may be explained within brackets ([ ]).

U.S. Department of the Interior, U.S. Geological Survey, Reston, VA, USA
Database project personnel
Last modified: 15-Jan-2013