144 
F. Sacco 
Numero (l'ordine 
FORME 
o 
> 
Astiano 
Piacenziano 
MesBiniano 
Tortoli iano 
o 
a 
ò 
Langhiano 
Aquitaniauo 
Starapiano 
Tongriano 
Sostiano 
o 
a 
s3 
O 
"n 
o 
a 
■a 
X 
>- 
«3 
3568 
3569 
3570 
3571 
3572 
3573 
3574 
3575 
3576 
3577 
3578 
3579 
3580 
3581 
3582 
3583 
3584 
3585 
3586 
3587 
3588 
3589 
3590 
3591 
3592 
Mitro, iriensis Bell. 
- 
n protensa Bell. 
-4- 
» goniophora Bell. 
H- 
-4— 
v Ruhr.arinn.tn Tifili. 
» protraete/. Bell. . . 
j) citino. Bell. 
H— 
-f-* 
-4- 
» paucisulcata Bell. 
n sororcula Bell. 
» ovulo Bell. 
' n.lhv.c. in.Y).p,ws,in . 
- 
» » var. transversesulcato, 
Sacc. (A. Bell.) . . . 
» » var. retroinflata Sacc. 
(B. Bell.)., . 
» venusto Bell. 
?? n.l.l.igota T)pfr. 
H- 
—r- 
- 
» » var. aequopersulcata Sacc. 
(A. Bell) 
- 
» » var. quatuorsulcatula Sacc. 
(B. Bell.). 
j> optaiilis Bell. 
-4— 
ti praecedens Bell. 
» Bonellii Bell. 
—H 
—f- 
» n var. angustoacuta Sacc. (A. 
Bell.).. 
a dignota Bell. 
» n var. subasulcata Sacc. (A. 
Bell.). 
n n var. convexoparva Sacc. 
(B. Bell.). 
a interposta Bell . 
