St. ctecaturensis -30- 
Columella a delicate style, apparently with a rounded 
termination, and not quite reaching to the level of the calicular 
margin. 
Type . — -U. S. national Museum. There are two specimens 
besides the type, three in all. 
Locality .-- -3 lue or Russell Springs, Flint River, 4 miles 
below Bainbridge, Georgia. 
Geologic horizon .-— Basal Upper Oligocene 
