210 
F. Sacco 
Numero d'ordine 
F 0 R M E 
Villafranchiano 
1 ( 
Astiano 
0 
c 
S 
e 
o> 
u 
c5 
s 
Messiniano 
Tortoniano 
Elveziano 
Langhiano 
Aquitaniano 
O 
c 
ci 
zL 
c 
ri 
1 
Tongriano 
Sestiano 
i Bartoniano 
Parisiano 
2559 
Nassa senilis Dod 
H- 
2560 
77 
Basteroti Miclit 
2561 
» 
turgidula Bell 
2562 
77 
» var. subr olimela Sacc. (A. 
| 
Bell.) 
1 
-4— 
2563 
77 
» var. birugata Sacc. (B. 
Bell.) 
2564 
77 
attigua Bell 
I 
2565 
?7 
Mayeri Bell 
. . 
H— 
H- 
, , 
, . 
. . 
. . 
. 
. . 
. . 
2566 
77 
tumida Eichw. e var 
-4- 
2567 
77 
» var. clertobrevis Sacc. (A. 
Bell.) . 
2568 
77 
» var. tauroprima Sacc. (B. 
Bell.) . . 
-f- 
-4- 
-4- 
2569 
77 
» var. dertoccostata Sacc. (C. 
Bell.) 
2570 
77 
tuberifera May 
'2571 
77 
biformis Bell 
-H 
1 
2572 
77 
Borsoni Bell 
| 
2573 
77 
Goppii Bell 
- 4 - 
2574 
77 
subreticulata Bell 
-f— 
2575 
77 
speciosa Bell 
2576 
77 
porrecta Bell 
2577 
7? 
»» var. latospirata Sacc. (A. 
Bell.) 
-f- 
2578 
77 
Melii Bell 
2579 
77 
laxesulcata Bell 
2580 
77 
recticoslata Bell 
— H 
2581 
77 
alava Bell 
. .1 
2582 
77 
corrugata Brocch 
| 
2583 
77 
antigua Bell 
-f- 
2584 
77 
reticulata Linn 
— H 
-+- 
. .! 
. J 
