Usage:
[/?] Wono Bed of Pyramid Lake Member of Mount Mazama Formation (NV)
Wono Tephra (OR?)
Geologic age:
Quaternary
Pleistocene
Type section, locality, area and/or origin of name:
Type section: Agency Bridge, on the east side of the Truckee River, in NW/4 NW/4 NE/4 sec. 1, T. 22 N., R. 23 E., Nixon 15-min quadrangle, Washoe Co., NV. Named from the Paiute Indian word for Pyramid Island (Davis, 1978).
AAPG geologic province:
Great Basin 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 ([ ]).