Amphitremoida citroniforma Eisenack, 1938       

Class: Astrorhizata  Subclass: Astrorhizana  Order: Astrorhizida  Family: Hippocrepinellidae

found in material from the Al-Qaraa   Arabian Peninsula   Saudi Arabia   

Geological Time: Ordovician  Upper Ordovician  
Qasim Formation

the image is provided by Prof. Dr. Michael A. Kaminski

View of a specimen of Amphitremoida citroniforma Eisenack, 1938

scale bar 100µm

The identification is based upon:
Kaminski, M.A. et al., 2019: Late Ordovician agglutinated foraminifera, Ra’an Shale Member, Qasim Formation, Saudi Arabia Stratigraphy vol. 16, no. 1 p. 27-39 Plate 1, Fig. 6