sample 146, 3,20 m below Blakes Bed 2
United Kingdom and Ireland UK
Geological Time: Jurassic Upper Jurassic Kimmeridgian
Kimmeridge Clay Formation
The raw material was collected together with Dr. Steve Etches and Chris Webb. Specimens were picked and photographed by Michael Hesemann
M. costata variant C in Lloyd 1959 umpubl. Thesis
The identification is based upon:
, : Batsch, A.J.G.C. (1791). Testaceorum arenulae marinae tabulae sex... Sechs Kupfertafeln mit Conchylien des Seesanders. Akademische Buchhandlung, Jena. Plate , Fig.