- Usage in publication:
-
- Eagle Ford stage
- Modifications:
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- First used
- AAPG geologic province:
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- Ouachita folded belt
Summary:
First used as a major provincial division (stage) of the Gulf series, younger than the Woodbine stage and older than the Austin stage, to include all strata which can reasonably be demonstrated to be equivalent to or correlative with the type Eagle Ford and its typical subdivisions in adjacent areas in east TX. Also called Eaglefordian. Is considered to be of Cenomanian (late part) and Turonian age.
Source: GNU records (USGS DDS-6; Denver GNULEX).
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
"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 conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).