Spirotrocholina incerta  (Svetovostokova In Myatlyuk, 1953)
 
Class: Spirillinata  Subclass: Spirillinana  Order: Spirillinida  Family: Spirillinidae
 
found in unknown
   Eastern European Plain   Russia
 
Geological Time: Jurassic  Upper Jurassic  
 
the image is from a publication, which is cited in the table descriptions of the below cited book by
 
 
 
The identification is based upon:
 Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification.  Van Nostrand, Reinhold Co. New York 1728 pp. Plate 319, Fig. 5,6
 
 
genus.php?no=1014863&aktion=suche
 
dataset number: FEU-1014863