230 
INDEX, 
Nayades, ( Walck .) xiii. 409 
Nebalia, 195 
{Leach) 327 
Herbstii, 328 
Nebalie ventrue, ( Risso .) 328 
Nelocira, (Leach) 219 
Nephelis, ( Sav .) 33 
atomaria, 33 
Neplirops, (Leach) 188 
Nephthys, ( Cuv .) 23 
Hombergii, 23 
Nereides, abdominal appendages of the, 
101 
body of the, 97 
circulation of the, 107 
dorsal muscular bands of, 62 
external parts of the, 96 
eyes of the, 102 
food of the, 110 
habitation of the, 109 
rings of the, 98 
locomotive apparatus of the, 103 
mouth of the, 104 
proboscis of the, 99 
teeth of the, 100 
Nereiphylla, ( Blain .) 21 
Nereiphylle de Pareto, 21 
Nereis of Linnaeus, 94 
alba, 23 
aphrodisoides, 27 
armillaris, 22 
Beaucoudraisii, 21 
bifrons, 24 
caeca, 27 
conchilega, 82 
crassa, 19 
cuprea, 19 
ebranchiata, 23 
fimbriata, 20 
flava, 22 
gigas, 68. 105. 106 
incisa, 21 
lamellifera Atlantica, 21 
longa, 22. 27 
lumbricoides, 91 
noctiluca, 72 
Norwegica, 19 
pelagica, 20. 108 
pinnata, 19. 105 
pinnigera, 21 
prismatica, 24 
proper, (Cuv.) 20 
pulsatoria, 21 
sanguinea, 19 
stellifera, 21 
tubicola, 19 
verrucosa, 21 
versicolor, 20 
viridis, 21 
Nerocila Livoneca, xiii. 217 
Nhamdu, 557 
Nhamdu-gua?u, (great spider,) 457 
Nicothoe, (dud. 8f Edw.) 328. 376 
astaci, 377 
Nika, (Risso.) 191 
edulis, 192 
Nogaus, (Leach) 373 
Notaspis, (Herm.) 504 
Notopoda, 173 
Nursia, (Leach) 162 
Nymphon, (Fab.) 499 
the genus, 524 
Obisium, ( Illig .) 497- 519 
Ocypete, (Ijat.) 509 
Ocypode, (Fab.) 157 
the genus, 283 
alba, 283 
ceratophthalma, 284 
rhombea, 158 
cursor, 284 
hippeus, 284 
CEnone lucida, 20 
Ogygia, (Brogn.) 381 
Oletere atype, 401 
Oletra, ( Walck.) 401 
Olencira, (Leach) 218 
Oniscides, (Lat.) 224.318 
Oniscoda, ( Latr .) 223 
Oniscus, 216. 318 
of Linnaeus, 137 
arenarius, 211 
armadillo, 225 
asellus, 225 
caeruleatus, 212 
ceti, 215 
the two cords in, 245 
entomon, 222 
eyes of, 247 
gammarellus, 208 
locusta, 208 
lutosus, 373 
murarius, 225 
Oceanicus, 224 
proper, (Lin.) 225 
sylvestris, 225 
thoraicus, 207 
Ophelina, (Sav.) 24 
Orbiculata, 160 
Orbiteles, 412 
Orchestia, (Leach) 208 
Oribata, (Lat.) 504 
Orithyia, (Fab.) 148 
mamillaris, 148 
Ostracoda, (Cuv.) 333 
(Latr.) 326 
Ostrapoda, (Straus.) 326. 333 
