Usage:
Begg Formation (OR)
Begg Member of Vester Formation (OR*)
Geologic age:
Triassic, Late*
Carnian*
Type section, locality, area and/or origin of name:
Type locality: nose and southeast limb of the Little Bear anticline in northwestern part of Suplee-Izee district, in secs. 7, 8, 17, 18, and 20, T. 17 S., R. 26 E., and sec. 24, T. 17 S., R. 25 E., [Grant Co.], northeastern OR (Beaulieu, 1972, citing Dickinson and Vigrass, 1965).
AAPG geologic province:
Snake River 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 ([ ]).