Usage:
No current usage.
(†East Bluff Member of Windrow Formation (IA,WI) abandoned.)
Geologic age:
Cretaceous(?)
Type section, locality, area and/or origin of name:
Named from exposures on the East Bluff in Devils Lake State Park, Sauk Co., south-central WI (Andrews, 1958).
AAPG geologic province:
Iowa shelf
Wisconsin arch
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 ([ ]).