INDEX. 



251 



Mactra (continued). 



siibtruncata, 188. 



triangula, Brocchi, 188. 



triangiilata, 188. 



■violacea, Lamarck, 188. 

 Mangelia costulata, Risso, 220. 

 Margarita argentata, Gould, 202. 



camimmdafa^ Morse, 202. 



Harrisoni, A. Hancock, 202. 



oUvacea, Brown, 202. 



varicosa, Mighels, 203. 

 Marginella, 222. 



Mathilda margaritida, Semper, 217. 

 McgerUa truncnta, 164. 

 Melampus, De Montfort, 103, 104, 

 105, 107, 109, 110, 152. 



bide?is, 104. 



bidentatus, Montagu, 96, 102, 104, 

 105, 106, 109. 



hidcJitatus, Say, 106. 



Cornells, Desbayes, 106. 



myosotis, Draparnaud, 106, 109. 



myosotis, var. ringens, 102, 107, 

 108. 



pusillus, Gmelin, 109. 

 Melania Charreyi, Morelet, 99, 208. 

 Meliboea, 21, 61. 



(Boto) fragilis, Forbes, 60. 



pinnatifida, Jobnston, 60. 

 MenestJio, Moller, 102. 

 Menippe, 210. 

 Modiola arcstralis, Gray, 171. 



cuprea, 172. 



Philippinarum, Hanley, 171. 

 Modiolaria costulata, 171. 



discors, 171. 



marmorata, 171, 217. 



nigra, 171. 



PetagncB, Scacchi, 171. 



striatula, Beck, 172. 

 Monodonta cegyptiaca, Payraudeau, 

 203. 



limbata, Philippi, 204. 

 Montacuta bidentata, 111, 178. 



Dawsoni, 178. 



donacina, 178. 



ferriiginosa, 178. 



substriata, 177. 



tumidida, Jeffreys, 177, 178, 

 Montagiia virUIis, Forbes, 52. 

 Murex acicidatiis, 218. 



contrarius, J. Sowerby, 115. 



erinacens, 218. 



heptagonus, Brocchi, 218. 



Murex (continued). 



tortuosus, 218. 

 My a arenaria, 192. 



Binghami, 192. 



japonica. Jay, 192. 



truncata, 192. 

 Myrina oceanica, Conti, 192. 

 Mytilus Adriaticus, 171. 



barbatus, 171. 



Cavolini, Scacchi, 171. 



cdidis. 111, 171. 



modiolus, 171. 



phaseolinus, 171. 



WolgcB, Chemnitz, 151. 



Nassa incrassata, 219. 



nitida, 219. 



pygmcBa, 219. 



reticulata, 219. 

 Natica affinis, 215. 



Alderi, 215. 



catena, 215. 



fusca, De Blainville, 215. 



Grosnlandica, 100, 215. 



Islandica, 215. 



Montacuti, 215, 



occlusa, S. Wood, 215. 



Poliana, Delle Chiaje, 215. 



sordida, 215. 

 Naticina, 194, 

 Nautilus, 19, 121, 122. 



crista, L., 152. 

 jygfgm abbreviata, 191.- 



costellata, 191. 



cuspidata, 191. 



oi<?sa, Loven, 192. 



rostrata, 191. 

 Nerita helicina, Brocchi, 215. 



Syncera, Gray, 98. 



Syncera hepatica, Gray, 101. 

 Neritina fluviatUis, 151. 

 JV7so, Risso, 210. 

 Nucula (Bgeensis, Forbes, 172. 



Macandrm, Hanley, 172. 



navicidaris, Couthouy, 173. 



7iitida, 172. 



nucleus, 172. 



pellucida, Philippi, 173. 



sidcata, 172. 



tenuis, 172. 

 NUDIBRANCHIATA, Cuvier, li 

 28. 



OcTOCERA, De BlainTille, 1 42 . 



