228 



INDEX 



Sea — continued : 



Deep, Captain Wilkes and 

 Dana's Expedition, 19 

 De Pourtalfes, 19 

 Discovery of extinct 



species, 22 

 Dr. W. B. Carpenter's and 

 G. Jeffrey's voyage in 

 tlie Porcupine, 20 

 Expedition in the Discovery, 

 21 

 in the Drache, 20 

 in the Gauss, 21 

 in the Gazelle, 20 

 in the Travailleur, 20 

 in the Talisman, 20 

 in the Valdiiria, 20 

 in the Washington, 20 

 Lord Mulgrave's Expedi- 

 tion to the Arctic Sea, 

 18 

 Lov^n's, 19 

 Maury's, 19 

 Michael and G. O. Sars's, 



19 

 Prince of Monaco'sexpedi- 



tion in the Hirondelle 



and Princess Alice, 20 

 Plankton Expedition, 20 

 ' Pola ' Expedition, 20 

 Professor E. Forbes's 



voyage in the Beacon, 



19 



Professor W. Thomson's 

 and Dr. W. B. Carpen- 

 ter's voyage in the 

 Lightning, 19, 20 



Russian investigations in 

 the Black Sea, 20 



Siboga Expedition, 20 



Sir James Ross and Sir 

 Joseph Hooker's Ant- 

 arctic Expedition, 18, 19 



Sir John Franklin's expe- 

 dition with H. Goodsir 

 in the Erebus, 19 



Sir John Murray's voyage 

 in the Challenger, 20 



Sir John Ross's voyage to 

 Baffin's Bay, 18, 19 



Soundings, History of, 17, 

 18, 19 



Voyage of the Novara, 19 

 Depths of the, 16 



Absence of storms in the, 28 



Absence of stripes, bands, 

 spots, or shading in 

 animals from the, 36 



Absence of sunlight in, 24 



Sea — continued : 



Depths, Abundance of animal 



life in the, 32 

 Air-bladder of animals from 



the, 38 

 Alga living in the, 24, 25 

 Bones of many abysmal 



fishes deficient in lime, 



39.40 

 Cavities of the bodies of 



animals lined with a 



black epithelium, 36. 37 

 Challenger dredgings in the, 



29 

 Colour of creatures from 



the, 35 

 Currents in the, 28 

 Diatoms in the, 25, 26 

 Distribution of animal life 



in the, 25 

 Division into zones by E. 



Forbes, 23 

 Effect of the absence of 



sunlight on the animals 



in the, 33 

 Enormous jaws of animals 



from the, 38 

 Eyes in the animals from 



the, 35 

 Fauna of the Antarctic 



shown by the Challenger 



and the Valdivia to be 



exceptionally rich, 32 

 Feelers and antennas of the 



Einimals from the, 37 

 Foraminifera in the, 26 

 Formation of a skeleton of 



silex by animals from 



the, 40 

 of the, Holothurians in 



the, 29 

 Inability of the deep-sea 



fauna to form a skeleton 



of calcareous matter, 39, 



40 

 Inhabitants of the, 24 

 in the Carolines, 23 

 in the Friendly Islands, 



23 

 Jelly-fish in the, 25 

 Large size of Polar animals 



from the, 39 

 Mudline of Sir J Murray, 



30 



Old-world forms from the, 

 40, 41 



Phosphorescence of ani- 

 mals from the, 33 



Radiolarians in the, 26 



