252 



INDEX. 



OCTOPIDJ?, D'Orbigny, 142. 



Octopoda. Leach, 142. 



OCTOPUS, Lamarck, 124, 143, 145. 



cirrhosus, Lamarck, 146. 



tuberculatus, De Blainville, 145. 



ventricosus, Grant, 147. 



vulgaris, Lamarck, 122, 123, 144. 

 Odontidium, 209. 

 Odostomia acicula, 212, 213. 



acuta, 211. 



albella, 21 1. 



clathrata, 212. 



clavula, 211. 



conoidea, 211. 



conspicua, 211. 



decussata, 212. 



diaphana, 212. 



dolioliformis, 212. 



excavata, 213. 



eximia, 213. 



fenestrata, 213. 



indistincta, 213. 



insculpta, 211. 



interstincta, 213. 



fecfea, 213. 



Mra, 211. 



minima, 208, 210. 



neglecta, Tiberi, 211. 



nitidissima, 214. 



nivosa, 211. 



o&&awa, 212. 



^atfttfa, 211. 



plicata, 211. 

 . iwMzMa, 213. 



rissotdes, 211. 



rw/a, 213. 



scalaris, 213. 



&7/#, 213. 



spiralis, 213. 



truncatula, 211. 



turrit a, 211. 



umbilicaris, 211. 



unidentata, 211. 



unidentata, Philippi, 211. 



tw'^ra, Brusina, 211. 



Warreni, Thompson, 212. 

 Oithona nobilis, A. & H., 35. 

 Ommastrephes, D'Orbigny, 128. 



sagittatus, F. & H., 129. 



todarus, F. &H., 128. 

 OMMATOSTREPHES, 128, 145. 



sagittatus, Lamarck, 129, 130. 



todarus, Delle Chiaje, 125, 128, 

 129, 130. 



Onchidiidce, H. & A. Adams, 94. 

 Onchidium, Buchanan, 95. 



Celticum, Cuvier, 95. 



nanum, Philippi, 96. 

 ONCIDIIDJE, 94. 

 ONCIDIUM, 95, 96. 



Celticum, 95, 96, 97. 

 Onychoteuthis Banksii, 132. 

 Optediceros, Leith, 97, 98. 

 0r*A& lunifera, Philippi, 164. 

 Orthocera trachea, Fleming, 209. 

 Oscanius, Leach, 10. 



argentatus, Leach, 11. 

 Osfrga erf^w, 165. 



inflata, Gmelin, 170. 



nivea, Brocchi, 170. 



nivea, Eenier, 170. 



saxatilis, Turton, 165. 



Virginica, 165. 

 OTINA, Gray, no. 



otis, Turton, 96, 102, no. 

 OTINID^E, 109. 

 Ooatetta, Bivona, 104. 



bidentata, Bivona, 106. 

 Ovula carnea, 222. 



patula, 222. 



Pallium mtreum, Chemnitz, 168. 

 Paludina contecta, 151. 



Kickxii, Westendorp, 151. 



vivipara, 151. 



Paludinetta, L. Pfeiffer, 97, 102, 151 

 Pandora, 190. 



inaquimlvis, var. obtusa or Pinna, 



190. 



Panopcea plicata, J. Sowerby, 192. 

 Panopea, 192. 



plicata, 192. 



Partheniafasciata, Forbes, 213. 

 Pafetfa, 9, 17, 199. 

 Pecten abyssorum, Loven, 169. 



Actoni, 168. 



aratus, 167. 



Bruei, Payraudeau, 167. 



concentricus, Forbes, 168. 



fenestratus, Forbes, 168. 



Gemellarii-filii, Biondi, 169. 



in&quisculptus, Tiberi, 168. 



Islandicus, 166. 



maximus, 169. 



opercularis, 51, 84, 166. 



Philippii, Acton, 168. 



pullus, Cantraine, 168. 



pusio, 166. 



