Usage:
Trujillo Formation of Dockum Group (NM,TX*)
Trujillo Member of Dockum Formation (TX-recognized locally in Garza and Crosby Cos.)
[?] Trujillo Sandstone of Dockum Group (NM,TX)
Geologic age:
Triassic, Late*
Carnian*
Type section, locality, area and/or origin of name:
Not designated. Named from a creek in Oldham Co., TX (Gould, 1907).
AAPG geologic province:
Anadarko basin*
Palo Duro basin*
Permian basin
Las Vegas-Raton 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 ( ).
Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).