Astacolus russiensis  (Myatlyuk, 1939)
 
Class: Nodosariata  Subclass: Nodosariana  Order: Vaginulinida  Family: Vaginulinidae
 
found in the Mutabilis Ammonite Zone in the  Hills Quarry Calne
   United Kingdom and Ireland   UK
Project: Kimmeridge Clay Formation
 
Geological Time: Jurassic  Upper Jurassic  Kimmeridgian
Kimmeridge Clay Formation
 
The raw material was collected by Dr. Steve Etches and sent to us by Chris Webb. Specimens were picked and photographed by
 
Forma 1
 
 
The identification is based upon:
 , : Myatlyuk, E. V. (1939). Foraminifera from Upper Jurassic and Lower Cretaceous sediments of the Middle Volga region and Obshchyi Syrt. Trudy Neftyanogo Geologo-Razvedochnogo Instituta. ser. A, 1-75.    Plate , Fig. 
 
 
genus.php?no=1024825&aktion=suche
 
dataset number: FEU-1024825
 
Citation: Hesemann, M., The Foraminifera.eu Database (2026). Accessed at http://www.foraminifera.eu on 2026-03-16. https://doi.org/10.13140/RG.2.2.22727.11680/1