Stockton Gap Formation (TX)
Permian, Early
Wolfcampian
West of highway at Gap Tank, Pecos Co., TX (Wilde, 1990).
Permian basin
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 ( ).
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