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National Geologic Map Database

Geologic Unit: Bobcaygeon

Usage:

Bobcaygeon Formation (PA?,Canada)
(Correlative with Benner Formation (PA*). See also Benner.)


Geologic age:

Late Ordovician (Mohawkian)


Type section, locality, area and/or origin of name: (See Canadian Lexicon)

Type section (composite): Nogies Creek roadcut, Little Bob quarry, and No. 36 highway roadcut south of the town of Bobcaygeon, Ontario, Canada (Liberty, 1969).


AAPG geologic province:

Appalachian basin


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 ([ ]).