Usage:
Arcadia Formation of Hawthorn Group (FL*)
Subunits:
Nocatee Member (FL*), Tampa Member (FL*).
Geologic age:
Tertiary*
Oligocene, early*
Oligocene, late*
Miocene, early*
Type section, locality, area and/or origin of name:
Named from exposures about 6 mi north of Arcadia, along Mare Branch of Peace River, DeSoto Co., southern FL (US geologic names lexicon, USGS Bull. 896).
Principal reference section (subsurface): depth-interval -97 to -520 ft (-30 to -159 m), Hogan No. 1 type core W-12050, in SE/4 NW/4 sec. 16., T. 38 S., R. 26 E., DeSoto Co., southern FL (Scott, 1988).
AAPG geologic province:
Florida platform*
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 ([ ]).