Midwestern USA USA
Geological Time: Carboniferous Pennsylvanian
Boggs Limestone Member of Pottsville Formation
the images are extracted from the source mentioned below.
They are published under public domain by the
paratype
View of a specimen of Fusulinella imprima Douglas, 1987
The identification is based upon:
Douglass, R. C., 1987: Fusulinid biostratigraphy and correlations between the Appalachian and
eastern interior basins. U.S. Geological Survey professional paper 1451. Plate 2, Fig.