654 



THE OCEAN WORLD. 



Point du Raz y coast of Brittany, 37. 

 Polar seas, 40. Expeditions to, ib. 

 Polypidom and Polypi defined, 107. 

 Polypiferous crust in Gorgons, 220. 

 Polyzoa, 302. Structure, 303. 

 Porites furcata, 188. 

 Porites furcata, 189. 

 Porpita pacifica, 155. 

 Porpita pacifica, 155. 

 Portunus variegatus, 413. 

 Portumisvariegatus, 513. 

 Poulpe : Marvellous stories of the 

 ancients concerning, 486. Mandi- 

 bles preserved in the College of 

 Surgeons, 485. 

 Pray a diphys, 126. 

 Pray a diphys, 127. 

 Pristis, 551. 

 Propagation of Infusoria, 94. 



,, of Sea-urchins, 275. 

 Protozoa, 62. 



Pteroceras scorpio, P. millipeda, 465. 

 Pteroceras chiragra, 465. 



lambis, 465. 



millipeda, 464. 



scorpio, 464. 

 Pteropoda, 466. Organisation, ib. 

 Pulmonary Gasteropods, 414. 

 Punt, or Pirogue of the Marsh, 359 

 Pupa uva, 426. 

 Pupa uva, 427. 

 Purpura, its reputation with the ancients, 



456. 



,, consul, P. lapillus, 455. 

 Purpura consul 457. 



lapilhts, 456. 



,, patula, 456. 

 Pyrosoma, 311. 



Radiolaria, 76, 87. 



Raiadae, 536. 



Rataria, 154. 



Ravages of the Teredo, 322. 



Ray-fish, 537. 



Recuperative powers of Holothuria, 



288. 



Red Coral Polyps, 228. 

 Red Sea Corals, 236. 

 Reticulosa, 79. Classification of, 



D'Orbigny's, 83. Carpenters, 85. 

 Rhizopods, 76. 

 Rhizostoma Aldrovandi, 164. 



Fhizostoma Cuvierii, 165. 

 Rhizostoma Aldrovandi, 165. 



Cuvierii, 164. 



Ross's (Sir James) discoveries, 47, 50. 

 Rotalia, 86. 



Rotella zealandica, 435. 

 Rotella zealandica, 435. 

 Rugous madrepores, 190. 



Sagartia bellis, 204. 

 Salmonidce, 579- 



Salmon leaps, 583. Falls of Kilmo- 

 rack, 584. Anecdote of Lord LOVS.I, 

 ib. 

 Salmon or Parr, a year old, 580. 



adult, 579. 

 young, 580. 

 ,, leap at Kilmorack, 583. 

 Salpa maxima, 313. 

 Sal-pa maxima, '$!'$ 

 Salpas on the surf ace of the sea, 314 

 Saltrtess of the sea, 15. Its source, 19. 

 Salt water at the Poles, 17. At the 



Equator, ib. 

 Salt-water lakes, 18. 

 Sand-eel, the, 605. 

 Sargasso Sea, 29. 

 Saw-fish, 551. 

 Scallop-shell, 308. 

 Scomberesocidae, 565. 

 Scoresby's account of the Polar seas, 51. 

 Scottish pearls, 351. 

 Scylla and Charybdis, 39. 

 Sea Anemone, 203. Organisation, ib. 



Cucumber, 288. 



Eggs, 483- 



Hare, 411. 



Horse (Hippocampus), 564. 



Lampreys, 534. 



Mussels, 354. 



Pen, 240. 



Slug, 410. 



Snail (Liparis), 641. 



Urchins, 273. 



Water, its components, 16 

 Sea-eel, the, 577. 

 Sea-horse, the, 564 

 Sea-snail, the, 641. 

 Seine Net, 601. 

 Selachians, 535. 

 Sepia (Cuttle-fish), 470. 

 ,, officinalis, 482. 



