Class: Rotaliata  Subclass: Rotaliana  Order: Rotaliida  Family: Siphoninidae

 

found in the  Choctaw County

 

   American South   USA

 

4 miles north of Highway 84 junction with Alabama/Mississippi border

Geological Time: Paleogene  Eocene  Priabonian

 

Yazoo Formation

the image is provided by

 

 

View of a specimen of Siphonina jacksonensis Cushman & Applin, 1926

 

Pachuta sequence
scale bar 450µm

 

The identification is based upon:

 Cushman, J., A., 1935: Upper Eocene foraminifera from the Southeastern United States  Professional Papers U.S. Geological Survey, 181  Plate 20, Fig. 2-8

 

 

 

dataset number: FEU-1018376