Catalogo paleontologico del bacino terziario del Piemonte 
221 
g 
5 
ss 
F 0 R M E 
w I 
< ! in 
2S2S 
2829 
2830 
2831 
2832 
2833 
2834 
2835 
2836 
2831 
2838 
2839 
2840 
2811 
2812 
2843 
2S44 
2815 
2816 
2847 
2818 
2819 
Nassa subecostala Bell 
» nova Bell 
Cyllene Desnoyersì Bast 
» » var. taurocrassa Sacc. 
(A. Bell.) 
» » var. tauroangusta Sacc. 
(B. Bell.) 
« » var. pliocenica Sacc. 
‘ (C. Bell.) 
Cyllenina ancillariaeformis Grat 
» terebrina Bell 
» » var. variesulcata Sacc. 
(A. Bell.) 
» » var. are uatelab lata 
Sacc. (B. Bell.) . . 
» paolucciana D’Anc 
» » var. subcarinata 
Sacc. (A. Bell.). 
n var. apertospira 
Sacc. (B. Bell.). 
» var. nodosecostala 
Sacc. (C. Bell.). 
recens Bell 
Sismondae Bell. . : 
irregularis Bell 
bicoronata Bell 
subumbiculata Bell 
pleurotomoides Bell 
Haueri Miclit 
« var. yaucicostata Sacc. 
(A. Bell.) 
