Usage:
Bumpnose Limestone of Vicksburg Group (AL,FL)
Bumpnose Formation (AL*,FL*)
Geologic age:
Oligocene*
Type section, locality, area and/or origin of name:
Type locality: quarry near center W/2 sec. 23, T. 5 N., R. 11 W., Jackson Co., northwestern FL. Named from exposures along and near Bumpnose Road, north and west of Marianna, Jackson Co., northwestern FL (Moore, 1955).
AAPG geologic province:
Mid-Gulf Coast basin*
South Georgia sedimentary province*
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 ([ ]).