INDEX TO 
N. 
Page 
Nanina 63 | 
Nassa 235 | 
Natica 142 | 
NavTILOIDES . 291 | 
Nautilus . 296 
Nerita 138 
NERITACEA 132 
(Oy 
Ocythie 308 
Odontostylus 68 
Oligyra 100 
Oliva . 242 
Olivella 236 
Omalonyx 68 
Oniscia 210 
Ba 
Pachystoma . 130 
Padollus . 42 | 
Paludestrina . 128 | 
Paludina . 127 | 
Parupinwe® . > 3. » «12 
PARACEPHALOPHORA . ] 
PARASITICA . 173 
Parmacella 59 | 
VOL. II. 2 
VOL. Il. 
Neritopsis 
Nodosaria 
Nonionina 
NUCLEOBRANCHIATA . 
NUDIBRANCHIATA 
Nummulina 
Operculina 
Orbiculina 
Orthocera 
Orthoceratia . 
Orthocerina . 
Otis 
Ovula. 
Parmophorus 
Parthenia 
Partula 
Patella 
Patelloida 
Patera 
Pavonina . 
PECTINIBRANCHIATA 
7 290 
. 288 
. 292 
. 293 
. 293 
reget) 
. 264 
