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National Geologic Map Database

Geologic Unit: Wakarusa

Usage:

Wakarusa Limestone Member of Bern Limestone of Wabaunsee Group (IA*,KS*,MO*,NE*,OK*)
Wakarusa Limestone Member of Bern Formation of Wabaunsee Group (IA*,MO*)
Wakarusa Limestone Member of Bern Limestone of Ada Group (OK)
Wakarusa Limestone of Wabaunsee Group (NE)
Wakarusa Limestone Member of Bern Limestone of /Nemaha subgroup [informal] of Wabaunsee Group (KS)
Wakarusa Limestone Member of Bern Formation of /Nemaha subgroup [informal] of Wabaunsee Group (MO)

["Subgroup" not recognized as a formal stratigraphic rank term (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). Nemaha subgroup considered informal and should not be capitalized.]


Geologic age:

Late Pennsylvanian (Virgilian)*


Type section, locality, area and/or origin of name:

Named from fine exposure on Wakarusa Creek [now Wakarusa River] immediately south of Auburn, [in secs. 25 and 26, T. 13 S., R. 14 E., Auburn 7.5-min quadrangle, Shawnee Co., northeastern KS] (Beede, 1898; see Condra, 1927, Moore, 1936).
Much better exposures are on KS Hwy 10 west of Topeka, in sec. 35, T. 11 S., R. 13 E., and along the creek north of the highway near this place (Moore, 1936, p. 220).


AAPG geologic province:

Chautauqua platform*
Forest City basin*
Nemaha anticline*


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).