Thuramminoides sphaeroidalis Plummer, 1945
Class: Astrorhizata Subclass: Astrorhizana Order: Astrorhizida Family: Psammosphaeridaefound in the Chouteau Group Midwestern USA USA from 27 localities in Missouri and Illinois
Geological Time: Carboniferous Mississippian Lower Mississippian
Chouteau Group Limestones
images are shown with permission of micropaleontology and
are provided by James E. and Barbara M. Conkin
View of a specimen of Thuramminoides sphaeroidalis Plummer, 1945
The identification is based upon:
Conkin, James E., Conkin, Barbara M. and Canis, Wayne F., 1968:
Mississippian Foraminifera of the United States Part 3:
The limestones of the Chouteau Group in Missouri and Illinois. in
micropaleontology Volume 14 Number 2, April 1968 Pages 133-178 Plate 3, Fig. 16-17
dataset number: FEU-1004811