Beardsley Member of Prospect Formation (CT*)
Beardsley Member of Harrison Gneiss (CT*)
Late Ordovician* (protolith)
Type locality: hills of Beardsley Park east of Bunnels Pond, Bridgeport, Fairfield Co., southwestern CT (Crowley, 1968).
New England province*
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.
"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).
Slash (/) indicates name does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).