Spirillina polygyrata Bartenstein and Brand, 1937
 
Class: Spirillinata  Subclass: Spirillinana  Order: Spirillinida  Family: Spirillinidae
 
 
   off Biscaya and Iberia   Portugal
 
Site 901
Geological Time: Jurassic  Upper Jurassic  Tithonian
 
the images are published under public domain in the below cited scientific report of the
 
 
View of a specimen of Spirillina polygyrata Bartenstein and Brand, 1937
 

size about 400µm
 
The identification is based upon:
 Collins, E.S., Kuhnt, W. and Scott, D.B., 1996: Tithonian benthic foraminifers from Hole 901A (ODP Leg 149, Iberia Abyssal Plain). Whitmarsh, R.B., Sawyer, D.S., Klaus, A., and Masson, D.G. (Eds.), Proc. ODP, Sci. Results, 149: College Station, TX (Ocean Drilling Program).   Plate 1, Fig. 2
 
 
genus.php?no=1008200&aktion=suche
 
dataset number: FEU-1008200
 
Citation: Hesemann, M., The Foraminifera.eu Database (2021). Accessed at http://www.foraminifera.eu on 2021-05-12. doi: 10/dt5p