﻿IJyacea, 
  170 
  

   Irlyacidae, 
  178 
  

   myalis, 
  143 
  

   myiaj 
  111 
  

   ]\.1y 
  idae, 
  178 
  

   Ivlyonera, 
  185,186 
  

   myopsis, 
  182 
  

   rnyosotis, 
  127 
  

   i^yrtea, 
  163 
  

   iilysella, 
  164,165 
  

   mystica, 
  67 
  

   liilytilacea, 
  148 
  

   I'lytilidae, 
  149 
  

   Liytilopsis, 
  160 
  

   ilytilus, 
  150 
  

  

  IT 
  

  

  nana, 
  90,157,180 
  

   nanus, 
  52,57,153 
  

   Nassa, 
  75 
  

   nassa, 
  76 
  

   ITas 
  sari 
  idae 
  , 
  75 
  

   Nassarina, 
  73 
  

   Nassarius, 
  75,75 
  

   nassula, 
  87,162 
  

   nasuta, 
  177,178 
  

   Natica, 
  58 
  

   Naticacea, 
  56 
  

   l!laticarius, 
  58 
  

   ITaticidae, 
  56 
  

   naticoides, 
  108 
  

   naufraga, 
  14 
  

   navalis, 
  180 
  

   neaeroides, 
  184 
  

   nebulosa, 
  29 
  

   nebulosum, 
  59,40 
  

   nelDulosus, 
  86 
  

   JTeilonella, 
  145 
  

   nemea, 
  111 
  

   Neodrillia, 
  91 
  

   Neogastropoda, 
  62 
  

   ITeosiinnia, 
  55 
  

   Neptunea, 
  73 
  

   neptunia, 
  81 
  

   Nerita, 
  26 
  

   ITeritidae, 
  26 
  

   Neritina, 
  27 
  

   neritoidea, 
  28 
  

   nesaeum, 
  35 
  

   Kesta, 
  14 
  

   niger, 
  150 
  

   nigra, 
  150 
  

   nigrescens, 
  41 
  

   nigricans, 
  39 
  

   nigrocincta, 
  44 
  

   nigrolabra, 
  76 
  

   nimtosa, 
  169 
  

   Niso, 
  117 
  

  

  208 
  

   nisonis, 
  29 
  

   nitens, 
  145,177 
  

   nitida, 
  20,25,103,108, 
  

  

  159,182 
  

   Mtidella, 
  68 
  

   nitidellum, 
  47 
  

   nitidula, 
  68,104 
  

   nitiduni, 
  40 
  

   nitidus, 
  102,136 
  

   nivea, 
  54,79,83,111 
  

   niveus, 
  108 
  

   nix, 
  54 
  

   noacliina, 
  14 
  

   noToiliana, 
  83 
  

   nobilis, 
  35,38,61,94, 
  

  

  105,125 
  

   ITodilittorina, 
  30 
  

   nodosa, 
  16,82 
  

   nodosus, 
  153 
  

   nodulosa, 
  65,79,155 
  

   nodulosus, 
  30 
  

   Foetia, 
  147,148 
  

   nonica, 
  111 
  

   nordica, 
  13 
  

   norx'-egica, 
  180 
  

   notabilis, 
  147 
  

   ITotarc.hus, 
  107 
  

   notata, 
  13,160,167 
  

   lloto'branclaaea, 
  120 
  

   novangliae, 
  47,158,180 
  

   noveincostatum, 
  4 
  6 
  

   novirnundi, 
  127 
  

   nuToilus, 
  57 
  

   nuceus, 
  64,152 
  

   nucleata, 
  91,115 
  

   nucleif 
  ormis, 
  160 
  

   nucleus, 
  40 
  

   Nucula, 
  141,142 
  

   ITuculacea, 
  141 
  

   ITuculana, 
  142,143 
  

   ITuculanidae, 
  142 
  

   Kuculidae, 
  141 
  

   nuculoides, 
  173 
  

   nuda, 
  50 
  

  

  ITudibranchia, 
  122 
  

   nuttingi, 
  54,78 
  

   >Iystiella, 
  49 
  

  

  

  

  obeliscus, 
  65,113 
  

   obesa, 
  68,71,107,185 
  

   obesiusculus, 
  105 
  

   obesus, 
  135,194 
  

   oblifl-at"., 
  29 
  

   obliterata, 
  141 
  

   oblonga, 
  85 
  

   obscura, 
  19,123 
  

   obsoleta, 
  76 
  

  

  obtectum, 
  35 
  

   obtusa, 
  104,145 
  

   obtusata, 
  30 
  

   occidentale, 
  21,47,137 
  

   occidentali 
  s, 
  52,103, 
  

  

  128,138,141,146 
  

   occulta, 
  105 
  

   ocella, 
  83 
  

   ocellata, 
  58,75 
  

   Ocenebra, 
  66 
  

   Ocinebra, 
  66 
  

   Octopoda, 
  192 
  

   Octopodacea, 
  193 
  

   Octopodidae, 
  193 
  

   Octopodoteuthidae, 
  189 
  

   Octopodoteuthopsis, 
  189 
  

   Octopus, 
  193,194 
  

   octoradiata, 
  13 
  

   Ocythoe, 
  195 
  

   Ocythoidae, 
  194 
  

   Odostomia, 
  109,110 
  

   Okeniidae, 
  125 
  

   Genoa, 
  97 
  

   oleacea, 
  116 
  

   Oliva, 
  78 
  

   olivacea, 
  24,44 
  

   olivaceus, 
  18 
  

   Olivella, 
  78,79 
  

   Olividae, 
  78 
  

   olorinella, 
  78 
  

   omala, 
  36 
  

   Oinalaxis, 
  35 
  

   OKUiiastrephes, 
  191 
  

   Oirirnastrephidae, 
  190 
  

   Oiinnatostrephidae, 
  190 
  

   Onchidella, 
  101 
  

   Onchidiata, 
  101 
  

   Onchidiidae, 
  101 
  

   Onchidiopsis, 
  53 
  

   Onchidorididae, 
  122 
  

   Onchidoris, 
  122,123 
  

   Onchidorus, 
  123 
  

   oncliodes, 
  148 
  

   oniscus, 
  59 
  

   Onoba, 
  31 
  

   Onychia, 
  190 
  

   Onykia, 
  190 
  

   Onychoteuthidae, 
  189 
  

   Onychoteuthis, 
  190 
  

   Oocorythidae, 
  58 
  

   Oocorys, 
  59 
  

   Opalia, 
  48,49 
  

   opalina, 
  49,03 
  

   operculata, 
  175,178 
  

   ophiodon, 
  116,139 
  

   opifex, 
  150 
  

   Opisthobranchia, 
  101 
  

   Opisthoteuthidae, 
  193 
  

   Opisthoteuthis, 
  193 
  

  

  