No current usage?
(†Milkweed Member of Buck and Doe Conglomerate (AZ) considered obsolete? Uncertain if used by the AZ Geol. Survey. Not used by the USGS.)
Cenozoic
Not synopsized to date. Occurs in Milkweed and Peach Springs Canyons, Hualapai Plateau, northwest AZ (Young, 1970).
Plateau sedimentary province
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 ([ ]).