366 



GENERAL INDEX. 



MowretiO) 133. 



Murchisonia. after Mr. Murchison, 95. 

 Murex, a sharp rock, 66. 

 Muricea 6°. 



Mya. an ancient name for mussel, 246. 

 Myacea, 245. 

 Myalina, 307. 



Mycetopus, mushroom, and foot, 291. 

 Mvodora, probably made out of Mva and 



Pandora, 241. 

 Myochama. from Mya, and Cbama, 243. 

 Myocuncha. Mya, and shell, 277. 

 Myoparo, 295. 

 Mysia, 267. 

 Mytilacea, 293. 



Mvtilimeria, Mytilus, and part, 297. 

 Mytilina, 297. 

 Mytilus, a mussell, 293. 



Kacella, 154. 

 Nam'na, 174. 



Narica, the old name for a sea-snail, 115. 



Naricacea, 115. 



Nassa, a net, 74. 



Natica, a swimmer, 111. 



Naticacea, 111. 



Kaucum, 165. 



Nautilacea, 38. 



Nautilus, nauta, a sailor, 39. 



Navicilla, a little ship, 137. 



Necera, the name of a nymph, 244. 



Nerea, 201. 



Nerinea, 127. 



Nerita, the ancient name of a sea-snail, 1 35. 

 Neritacea, 135. 

 J^eripteron, 137. 

 ^eritina, 137. 



Neritopsis, a sea-nvrnph, and appearance, 



116. 

 Nicania, 273. 

 Aiwa, 105. 



Notarchus, the back, 161. 

 Nototrema, back, and opening, 156. 

 Nucleobranchiata, 203. 

 Nucula, a little nut, 2S1, 

 Nuculacea, 281. 



Nuculina. diminutive of Nucula, 282. 

 Nudibranchia, 201. 



Obolus, 346. 



Octopoda. eight, and feet, 25. 

 Octopotewthis, 31. 

 Octopus, 26. 

 OdoHtidium, 132. 

 Odonlina-, 132. 



Odontosioma, 181. 



Odontostoma, a tooth, and mouth, 1 26. 



Odostoma, 126. 



Oligyra, 197. 



Oliva, an olive, 85. 



Olivacea, 85. 



Olivella, 86. 



Ommastrephes, the face, and to turn, 32. 



Ompthalius, 143. 

 Omplialotropis, 196. 

 Omphiscola, 191. 



Onchidella, diminutive of Oncidium, 171. 



Oncidiacea, 171. 



Oncidium, 3 71- 



Oniscia, a wood-louse, 80. 



Onychia, 31. 



Onycoteuthis, a claw, and cuttle-fish, 31. 



Ophieardelus, 189. 



Opiptera, 168. 



Opis, 277. 



Orbieella, 345. 



Orbicula, 344, 345. 



Orbis, an orb, 103. 



Oris, 171. 



Ortlianibonitcs, 342. 



Orthisina, 342. 



Orthis, 342. 



Orthoceras, straight, and a horn, 42. 



Orthoceraiites, 349. 



Orthonota, straight-lined, and back, 280. 



Orthosfclis, 126. 

 Orthotics, 342. 

 Osilinus, 142. 

 Osteodesma.. 240. 

 Ostracea, 317. 



Ostnea, an ancient name for a shell-fish, 



317. 

 Otopoma, 196. 



Ovula, diminutive of ovum, an egg, 91. 

 Oxygyrus, 205. 

 Oxvnoe, 169. 

 O.rynot,92. 112, 113. 

 Oxystele, 142. 



Pachymya, thick, and shell-fish, 311. 



PacJ/yodon, 274. 

 Pachipoma, 141. 

 Pacfi'ytos, 316. 

 Paludina, a marsh, 97. 

 Paludinacea, .96. 

 Paludomus, 99. 

 Pamamleuc, 141. 



Pandora, the wife of Epimetheus, 2-1 1. 

 randoriua, 240. 

 Panopa?.?, a Nereid, 247. 



