Obba (see Helix I, ) Vol. 
I, 
part 
n o V- 
01)1)1 na " " ) " 
ft 
f? 
ti 
Ob sliscus (see Pv ram i d e 1 1 i da, 
e) " 
ft 
28, 
P& 
Oden tart emon (see Streptaxldae) 
II 
12B- 
It 
Odontura (see Helix I, ) 
n 
ft 
12 ^ 
Odostomia ” ” ) 
n 
« 
n 
Oliva, 7/einkauff (1876) 
v, 
f! 
i, 
11 
Oiivella (see 01 i va ) 
Olivancillaria (sec Oliva) 
Omphalo conus (see Buliiainus ) 
i , 
ft 
-j ,i 
.LO 
Oniscia (see Cassis) Vol. 
III, 
1! 
IB, 
ft 
On i t ho ch 1 It on ( s e s Oh i t on 
Onoba (see Hissoa) 
Ophicardelus (see Helampus) 
Orbis, Philippi (1653) 
II, 
ft 
rt 
Oscanius (see Aplysiid&e) 
I > 
» 
8, 
ft 
Oscilla (see Helix I. ) 
II 
n 
28, 
« 
Otesia (see Kanina) 
Ou agap i a ( s e e Pi lyt i da ) 
Gvella (see Buliminus) Vol. 
If 
n 
13 — 
Ovula (see Cyyraea) 
V , 
it 
3, 
t? 
0 xyt e b ( s e eH an in a } 
49-59, pis. 
90 - 96 , " 
1 - 172 , 
53-59. 
11 
P v O II 
229 - 230 , " 
167 - 222 , 
