INDEX. 



611 



Murex brandaris, 21, 379. 



canaliculatus, 357. 



decollatus, 409. 



erinaceus, 421. 



magellanicus, 422. 



ramosus, 421. 



trunculus, 2 1 , 70. 



Aluricidaj, 171, 577. 



Musk-rat, 25. 



Mussel, 20, 22, 27, 37, 42, 97, 141, 142, 



199,254. 

 Mussel, fresh-water, 18, 300. 



pond, 347. 



Muritid;iB, 577. 

 Mya, 465. 

 -^— edible, 39. 



arenaria, 29, 30, 293. 



byssif'era, 178. 



cariosa, 259. 



pictoruni, 346. 



purpurea, 259. 



Mvffi, 136. 



Myaritp, 600. 



Myastropha, 465. 



Mytilacea, 602. 



Mytilaces, 109. 



My till, 142. 



Mytilus edulis, 20,29, 143. 



lithophagus, 248. 



polyniorphus, 405. 



Nacre, .303. 

 Naiiina, 129, 247. 

 Narwhale, 24. 

 Nassa maculata, 267. 



reticulata, 359. 



Natica helicoides, 488, 

 Naticae, 310, 360. 

 Naticidffi, 578. 

 NautilidcX^ 584. 

 Nautilophora, 561. 

 Nautilus, 6'), 1 83. 



pearly, 208. 



pompilius, 63. 



Navicella, 450. 



' elliptica, 78. 



Naj'ades, 601. 



Ncrita, 451, 



Neritina fluviatilis, 294. 



mclcagris, ib. 



puUigera, 370. 



viridis, 290. 



Neritinae, 256, 284, 290, 449. 

 Notarchus, 132. 

 Notobranchia, 563. 

 Novaculina, 293. 

 Nucleobranchiata, 545. 

 Nucleobranches, 588. 

 Nucula, 135,299. 



Nuda, cephalopoda, 585. [598. 



Nudibranches, 105, 333, 371, 373, 594, 



Nudibranchia, 576. 

 Nummulites, 93. 

 Nymphon grossipes, 32. 



OCTOPODA, 284. 



Octopods, 120, 126, 315, 318. 



Octopus, 15, 45,239. 



, eggs of, 362. 



, eye of, 1 88. 



granulatus, 383. 



luoschatus, 246. 



ventricosus, 120, 239, 240. 



vulgaris. 15, 120,247. 



Ocythoes, 120, 370. 



Oliva tessellata, 424. 



utriculus, 425. 



OlivfE, 127. 



Onchidiura, 147, 212, 284. 

 Onchidore, 147. 

 Onychoteuthis, 15, 319. 

 Opistobranches, 590. 

 Orbiculidae, 600. 

 Orbitina, 409. 

 Orthoceratites, 92. 

 OsmisB, 84. 



Ostracea, 602. 

 Ostraces, 109. 

 Osteodesmes, 466, 601. 

 Ostrea arborea, 36. 



placenta, 63. 



virginica, 95. 



Otolites, 198. 



Ouran-outang, 24. 



Oyster, 18, 19, 21, 22, 24, 25, 26, 32, 



36, 337. 345, 349,375. 

 Oysters, 178, 293. 



British, 33—35. 



French, 35—36. 



Oyster-catcher, 27. 



Pachypoda, 566. 



Paguri, 81. 



Palliobranchiata, 545. 



Paludina vivipara, 327, 352. 



Paludinae, 376. 



Paper-Nautilus, 84,85, 123—125. 



Paracephalophora, 542. 



dioica, 542. 



herniaphrodita, 545. 



monoica, 543. 



Parenchymata, 574, 576. 

 Partula, 370. 



PateUa, 113, 273, 284, 403, 411. 

 cochlea, 437. 



cccrulea, 419. 



compressa, 419, 423. 



niiniata, 419, 423. 



pellucida, 325, 418, 42.3. 



vu]gata,27, 29,40, 147, 162. 



Pea-crabs, 81. 



Pearls, 49, 62, 227—233. 



artificial, 62. 



