418 



FOSSILS OF THE LIAS. 



[Ch. XXI. 



of the genera Belemnites, Nautilus, and Ammonites (see figs. 442, 

 443, 444). 



Tig. 439. Fig. 440. 



Hippopodium ponderoswn, Sow. 

 i diani. Lias, Cheltenham. 



Fig. 442. 



Nautilus truneatus, Lias. 

 Fig. 444. 



ririfer Walcotii, Sow. 

 Lower Lias. 



Fig. 441. 



Zeptcena Moorei, Dav. 

 Upper Lias, Ilminster. 



Fig. 443. 



Ammonites NodoUanus ? 

 A. striatulus, Sow. Lias. 



Brug, 

 A Walcotii, Sow. 

 Upper Lias shales. 



