Usage:
No current usage.
(†Dragonian*, a provincial North American land mammal age (NALMA), considered same as early Torrejonian. See Torrejonian.)
Geologic age:
early Paleocene (Torrejonian NALMA)
Type section, locality, area and/or origin of name:
Principally from western half of sec. 8, T. 19 S., R. 6 E. Name based on Dragon Canyon local fauna in North Horn "formation", Dragon Canyon, Emery Co., UT (Wood and others, 1941).
AAPG geologic province:
North America
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 ([ ]).