found in the Baylei/Cymodoce Ammonite Zones at
Black Head
near Osmington Mills
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
Lloyd 1959, unpublished thesis, Plate 5
The identification is based upon:
, : Plate , Fig.