pectinatus zone
United Kingdom and Ireland UK
Geological Time: Jurassic Upper Jurassic Kimmeridgian
Kimmeridge Clay Formation
the image is published in the source mentioned below
View of a specimen of Eoguttulina oolithica (Terquem, 1874)
The identification is based upon:
, : Lloyd, A. J. (1962). Polymorphinid, Miliolid and Rotaliform Foraminifera from the Type Kimmeridgian. Micropaleontology. 8(3): 369-383. Plate , Fig.