Mediterranean France
Geological Time: Neogene Pliocene Zanclean
the specimen is part of an assemblage, described in this
Steinkern Report ,
it is picked and photographed by
The identification is based upon:
, : d'Orbigny, A. (1826). Tableau méthodique de la classe des céphalopodes. Annales des Sciences Naturelles (1) 7: 96–169. Plate , Fig.