612 



INDEX. 



Pearl- mussel, 179. 

 Pearl-oyster, 49. 

 Pecten, eyes of, 187- 

 Pecten islandicus, 1 3b*. 



jacobaeus, 67. 



maximus, 38, 64, 306. 



opercularis, 29, 137, 306. 



Pectenides, 602. 

 Pectenibranches, 106, 274. 

 Pectens, 136—137. 

 Pedipes, 127, 130. 

 Pellibranchiata, 599. 

 Peloniadse, 604. 

 Peltocochlides, 549. 

 Periwinkle, 40. 

 Petricolidae, 601. 

 Phallusia sulcata, 280. 

 Phaneropneumona, 561. 

 Phasionella, 131. 

 Philodromus limacum, 380. 

 Phlebenterata, 596. 

 Pholadaria, 600. 

 Pholas, 153, 467. 



dactylus, 29, 248, 422. 



Phorus, 128, 164. 

 Phosphorax noctilucens, 247. 

 Phyllopoda, 566. 



Physa fontinalis, 134. 



heterostropha , 381. 



hvpnorum, 376. 



Physa;, 129. 

 Phytiphages, 535. 

 Phytophaga, 325, 351, 577, 580. 

 Piedra de las ojos, 78. 



Pinna, structure of, 394. 

 Pinna;, 68, 145, 303. 

 Pinnotheres, 81. 

 Pinnoteres, 303. 

 Pisidium, 406. 

 Piuri, 45. 

 P lacuna?, 431. 

 Planorbes, 129. 

 Planorbis carinatus, 32. 



corneus, 242. 



Pleckocheilus, 403. 

 Pleurobranchiata, 588. 

 Pleurobranehus, 329. 

 Plcurotoma virgo, 128. 

 Pneumobranches, 535. 

 Pneumonobranchiata, 561, 588. 

 Pneumopoma, 548. 

 Pneumodermon, 271. 

 Pnenmodermidse, 536. 

 Podophthalmi, 587. 

 Pogonopoda, 566. 

 Polybranchia, 564. 

 Polybranchiata, 544. 

 Polyclinum hesperiura, 281. 

 Polymyaria, 599. 



Polype, 236. 

 Polyplacophora, 563. 



Polypus, 44, 317. 



Polythalamacea, 542. 



Pomatobranchiata, 553. 



Popel, 479. 



Productidas, 600. 



Proboscis, 308—10. 



Prosobranches, 591. 



Psammobia aurantia, 135. 



Pterabranchia, 564. 



Pteropoda, 553, 585. 



Pteropods, 534, 580. 



Pteropodes, 7, 101, 104, 114—18, 314. 



Pterosoma, 132. 



Pulmobranchiata, 543. 



Pulmones, 105. 



Pupa a vena, 177. 



pagodula, 130. 



purpurea, 410. 



secale, 177. 



Purple, Tyrian, 69 — 75. 



Purples, 307. 



Purpura imbricata, 421. 



Purpura lapillus, 70, 73, 199, 243, 310, 

 353, 358. 



patula, 70, 244. 



Purpura, 306. 

 Pygobranchia, 564. 

 Pyrena terebrans, 291. 

 Pyrosoma atlanticum, 250. 

 Pyrosomse, 125, 249. 

 Pyrula bezoar, 440. 



bucephala, 436. 



canaliculata, 357. 



Racoon, 25. 

 Ranella, 400. 

 Rangia cyrenoides, 96. 

 Rat, 25. 



Razor-fish, 38, 247. 

 Rissoa parva, 134. 

 Rissose, 129. 

 Rock Pigeon, 28. 

 Rostellaria, 128, 407. 



curvirostris, 407. 



Rudista, 546. 



Rudistes, 396, 602. 



Saccophora, 565. 



Salpae, 110, 125, 249, 282, 343, 345, 



377. 

 Saxicava prcecisa, 157. 



rugosa, 155. 



Saxicava?, 422. 



Scalaria clathrus, 71, 234, 242. 



pretiosa, 479. 



Scallop, 67. 



Schismatobranchia, 563. 

 Scutibranches, 108. 

 Scutibranchia, 577. 

 Scutibranchiata, 545. 

 Scylla?a pelagica, 18, 131. 



