North Africa Tunisia
Geological Time: Cretaceous Upper Cretaceous Maastrichtian
El Haria Formation
the image is provided by
View of a specimen of Bolivinoides draco (Marsson, 1878)
Speijer names it
Coryphostoma incrassa gigantea (Wicher, 1949),
which we consider as a
synonymbar = 100µm
The identification is based upon:
Speijer, R.P., 1994: