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National Geologic Map Database

Geologic Unit: Avoca

Usage:

Avoca Limestone Member of Lecompton Formation of Shawnee Group (IA*,MO*,NE*)
Avoca Limestone Member of Lecompton Limestone of Shawnee Group (KS*)
Avoca Limestone Bed of Lecompton Limestone Member of Pawhuska Formation of Ada Group (OK)
Avoca Limestone Bed of Lecompton Limestone Member of Pawhuska Formation of Shawnee Group (OK*)


Geologic age:

Late Pennsylvanian (Virgilian)*


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

Type locality: on South Branch Weeping Water Creek, about 3 mi east of Avoca, Otoe Co., southeastern NE (Condra, 1927; 1949).


AAPG geologic province:

Nemaha anticline*
Forest City basin*
Chautauqua 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 ([ ]).