160 
F. Sacco 
\ Numero d’ordine 
FORME 
o 
> 
Astiano 
o 
3 
ri 
Mossiniano 
Tortoniano 
Elvoziano 
o 
'Ss 
o 
"3 
< 
Stampiano 
O 
Sd 
c 
o 
EH 
o 
CC 
T J1 
O 
o 
o 
03 ' 
3924 
Pleurotoma sororcula var. longoconcava 
Sacc. (A. Bell ). 
-f- 
3925 
11 
desita Bell. 
3926 
11 
» var. iicostatoduiia 
Sacc. (A. Bell.). . . 
3927 
11 
strida Bell. 
3928 
11 
contigua Broccli. 
-i— 
3929 
11 
turricula Brocch. 
3930 
11 
» var. sulcata Sacc. 
(A. Bell.). 
3931 
11 
Boso ueti Nyst. 
—f- 
3932 
11 
cirrata Bell. 
3933 
11 
subecostata Bell. 
-i- 
3934 
11 
obsoleta Bon. 
3935 
11 
Bronni Bell. 
3936 
Galvani Bell. 
3937 
Giebeli Bell. 
3938 
11 
caverata Bell. 
3939 
11 
bellatula Bell. . .. 
3940 
11 
decorata Bell. 
3941 
11 
multistriata Bell. 
3942 
11 
flammulata Bell. 
3943 
11 
striatissima Bell. 
3944 
11 
captata Bell. 
- 4 - 
3945 
11 
Gastaldii Bell. 
3946 
11 
nuda Bell. 
3947 
11 
inermis Parts eli. 
3948 
Surcula 
intermedia Bronn. e var. 
- 4 - 
3949 
11 
» var. miopercostata 
Sacc. (A. Bell.). . . 
—t— 
3950 
11 
» var. taurocarinata 
Sacc. (B. Bell.). . . 
