Mediterranean Italy
Geological Time: Neogene Pliocene
Argille Azzurre Formation
the specimen is found and photographed by Dr.
View of a specimen of Bigenerina nodosaria d'Orbigny, 1826
The identification is based upon:
, : Orbigny, A. D. d'. (1826). Tableau méthodique de la classe des Céphalopodes. Annales des Sciences Naturelles. vol. 7: 96-169, 245-314. Plate , Fig.
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