Cephalophora ; Cephalopoda. 



Calcarlna, Orbign. (Siderolites, Lam.j Tinoporus, 



Montf.j Cortalus, Montf.?) 

 Globigerina, Orbi^n. (Polymorphium, Sold.) 

 Gyroidina, Orbign. 

 Truncatulina, Orbign. (Polyxenes, Montf.^ Cibici- 



des, Blontf.j Hammonia, Sold.) 



Series 2. Ammonoidea. (Ammonoides, Orbign.) 



Planulina, Orbign. (Hammonia, Sold.) 

 Planorbulina, Orbign. 



Operculina, Orbign. (Lenticulites, Basterot.) v 

 Soldania, Orbign. 



Series 3. Nautiloidea. ( Nautilo Vdes , Orbi^n. ) 8) 



Cassidulina, Orbign. 



Anomalina, Orbi^n. 



Vertebralina, Orbign. 



Polystomella, Lam.; Orbign. (Polystomelia, A, B, 

 C, Blainv.; Vorticialis, Lam. ; Blainv. ; An- 

 dromedes , Cellanthus , Sporilus , Themeon, 

 Pelorus, Geophonus, Elphidium, Montf. ) 

 crispa, Lam. (Vorticialis crispa, Blainv. j The- 

 meon rigatus, Montf.j Nautilus crispus, L.) 



Dendritina, Orbign. 



Peneroplis, Montf.; Orbign. (Peneroplis, B, Blainv. ; 

 Renulina , A, Blainv. ; Cristellaria , Lam. ; 

 Renulina s. Renulites, Lam.) 



a) Canopus, Montf. et Periples Montf. (Crepidulina elon- 

 i^ata , Blalnv.) , dubiae indaginis gtjnera, huic tamen 

 seriei accensenda. 



