Bolivina variabilis (Williamson, 1858)
 
Class: Rotaliata  Subclass: Rotaliana  Order: Rotaliida  Family: Bolivinitidae
 
found at  Eilat
   Red Sea   Israel
 
Geological Time: Quaternary  Holocene  recent

the image is published in the below cited PhD-thesis of Dr.
 
 
View of a specimen of Bolivina variabilis (Williamson, 1858)
the pink is caused by rose bengal staining

to the researchgate page of Dr. Shai Oron
 
The identification is based upon:
 Cushman, J., A., 1922: The Foraminifera of the Atlantic Ocean. Part 3. Textulariidae. Bull. U.S. Natl. Mus. 104.  Smithsonian Institution United States National Museum Bulletin 104.  Plate 4, Fig. 2
 
 
genus.php?no=1013550&aktion=suche
 
dataset number: FEU-1013550
 
 
Citation:
Cushman, J., A., 1922: The Foraminifera of the Atlantic Ocean. Part 3. Textulariidae. Bull. U.S. Natl. Mus. 104. Smithsonian Institution United States National Museum Bulletin 104. Plate 4, Fig 2