G. STEFANINI 



[26] 





MIOCENE 



z 



o 

 o 



inferiore 



medio super-"'» 



1 



Aquitaniano 



Langhiano 



Elveziano 



Tortoniano Pontico 



Piacenziano 



S.Cl. Selachii 



















Ord. Plagiostomi 



















Fam. L a m n i d a e 















. 





Odontaspis acutissima Agass. 



e. i. 



V. 



Vn V 



TBF 



- 









» cuspidata Agass. 



e. i. 



V. 



B 



TBF 











Carcharodon megalodon Agass. 



e. i. 



V. 



VnVTB 



TBF 











» polygyrus Agass. 



e. 





V 













Oxyrhina hastalis Agass. 



e. i. 



V. 



VnVTB 



TBF 











Fam. Carchariidae 



















Hemipristis serra Agass. 



e. i. 



V. 



Vn 



TBF 











Sphyrna prisca Agass. 



e. i. 



V. 



Vn 



TF 











Fam. Notldanidae 















' 





Notidaniis primigenius Agass. 



e. i. 



V. 



VT 



BF 









' 



Arthropoda 



















CI. Crnstacea 



















S. CI. Cirripedia 



« 



















Ord. Pedunculata 



















Fam. Lepadidae 



















Scalpellum sp. ind. • 



— 







T 











Ord. Operculata 



















Fam. Hexameridae 2 



















Balanus tintinnàbulum L. 



e. i. 







F 











» spongicóla Brown 



e. i. 





V 



F 











Mollnsca 



















CI. Cephalopoda 



















S.Cl. Tetrabranchiata 



















Ord. Nautiloidea 



















Fam. Nauti lidae 



















Aturia Aturi (Bast.) 



e. i. 







T 











Nautilus sp. ind. 



— 







T 











