Mediterranean Italy
Geological Time: Neogene Miocene Tortonian
the image is published in the paper mentioned below
View of a specimen of Frondicularia angustata Costa, 1855
shown thanks to ENI and Cesare Brizio
The identification is based upon:
, : Agip. 1982. Foraminiferi Padani. Atlante iconográfico e distribuzione stratigrafica. 52 plates. AGIP. S.P.A. Plate 11, Fig. 4