Little Hat Top Conglomerate (NM*)
Tertiary*
Oligocene*
Not designated. Origin of name not stated by author, but probably named from butte located just to south of Big Hatchet Peak quadrangle, in NE/4 sec. 25, T. 32 S., R. 15 W., Hidalgo Co., NM (Zeller, 1975).
Pedregosa 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 ([ ]).