the images are contributed by Prof. Dr.
Michael A. Kaminski
Saudi Arabia, Arabian Peninsula
Upper Ordovician Ordovician
Amphitremoida citroniforma | Amphitremoida
sp.  | Areniconulus
sp.  | Bathysiphon
sp.  | Bathysiphon
sp.  | Bathysiphon
sp.  | Hyperammina
sp.  |
| | | | | | |
Kechenotiske
sp.  | Lakites
sp.  | Psammosphaera cava | Reophax
sp.  | Reophax
sp.  | Rhabdammina trifurcata | Saccamminita galinae |
| | | | | | |
Stegnammina
sp.  | Stegnammina
sp.  | Subreophax
sp.  | Thuramminoides pusillus | Thuramminoides pusillus | Thuramminoides
sp.  | Thuramminoides
sp.  |
| | | | | | |
|