United Kingdom and Ireland UK
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 Michael Hesemann
The identification is based upon:
, : Terquem, O. (1883). Cinquième mémoire sur les foraminifères du système oolithique de la zone à Ammonites Parkinsoni de Fontoy (Moselle). 339-406. Plate , Fig.