INDEX. 



525 



Hall, Marshall, F.G.S., cruise of the 

 'Norna,' 279. 



Herschel, Sir John F. W., the doctrine 

 of a constant temperature of 4 C. at 

 great depths, 35 ; letter to Dr. Car- 

 penter, 378 ; description of the Gulf- 

 stream, 381. 



Hexactinellidae, 70, 416. 



Holothuria ecalcarea, 125. 



Holtenia carnenteri, 71 ; wide distribu- 

 tion of, 75, 101,167,417,427. 



Humboldt, Baron von, on deep-sea tem- 

 peratures, 360. 



Hunter, John, M. A.., F.C.S., 85; analysis 



of sea-water, 497. 



Huxley, Professor T. H., Sec R.S., on life 

 at great depths, 23 ; on the chalk-mud 

 of the Atlantic, 496. 



Hyalonema, 73, 101, 167, 276, 417, 422, 

 428 ; H. lusitaniciim, 420, 421 ; H. 

 sieboldi, 422. 



Hymen aster pellucidus, 120. 



I. 



Inskip, Staff-Commander, 83. 

 Isthmus of Panama, Echinoderm Fauna 

 on the two sides of, 13. 



J. 



Jeffreys, J. Gwyn, F.K.S., distribution 

 of marine mollusca, 40 ; first cruise of 

 the ' Porcupine,' 84; dredging off the 

 south coast of Ireland, 121 ; fourth 

 cruise of the 'Porcupine,' 178, 267, 

 278, 418, 428 ; temperature observa- 

 tions, 325. 



Jenkin, Professor Fleeming, C.E., F.R.S., 

 cable between Sardinia and Bona, 26 ; 

 first absolute proof of the existence of 

 highly-organized animals at depths of 

 upwards of 1,000 fathoms, 30. 



K. 



Kent, W. Saville. F.L.S., the'Norna' 

 expedition, 75, 279 ; on Askonema setu- 

 balense, 429. 



Kophobelemmon miilleri, 75. 



Korethraster hispidus, 119. 



Laminarian Zone, 15. 



IiOtiru& albus, 464. 



Laughton, J. K., M.A., on ocean cur- 

 rents, 398. 



Lee, Lieutenant, U.S.N., deep-sea sound- 

 ings, 229, 392. 



' Lightning,' cruise of the, 57 ; the Faeroe 

 Banks, 60 ; the Fairoe Islands, 61 ; 

 -Thorshavn, 61 ; first attempt at dredg- 



ing in deep water, 64 ; the ' cold area,' 

 69 ; the ' warm area,' 70 ; Stornoway, 

 76 ; general results of the cruise, 78. 



Littoral Zone, 15. 



Lituola, 115, 194. 



Lophohelia prolifera, 76, 169, 432. 



Loven, Professor, additions to the know- 

 ledge of marine zoology, 267; on bathy- 

 metrical distribution of submarine 

 life, 269. 



Lyell, Sir Charles, Bart., F.R.S., on the 

 cretaceous period, 472 ; on the con- 

 tinuity of the chalk, 476, 491. 



Lyman, Theodore, memoirs in the 'Bul- 

 letin of the Museum of Comparative 

 Zoology,' 277. 



M. 



M'Clintock, Admiral Sir Leopold, voyag3 

 of the 'Bulldog,' 24. 



Maury, M. F., LL.D., Captain U.S.N., 

 23 ; theory of ocean currents, 368 ; on 

 the Gulf-stream, 383. 



May, Staff-Commander, cruise of the 

 ' Lightning,' 57, 304. 



Mean annual temperatures : Hebrides, 

 362 ; Labrador, 362 ; Bergen, 363 ; 

 Tobolsk, 363 ; Fteroe Islands, 363 ; 

 Falkland Islands, 363 ; Dublin, 363 ; 

 Port Famine, 363 ; Halifax, 363 ; Bos- 

 ton, 363. 



( Mercury,' cruise of the, 233. 



Milne-Edwards, Alphonse, list of the 

 animals found on the Mediterranean 

 c.able from the depth of 1,100 fathoms. 

 28, 268. 



Mohn, Professor H., on surface and deep- 

 sea temperatures on the west coast of 

 Norway, 396. 



Miiller, Otho Frederick, 237 ; his dredge, 

 239. 



Munida, 76, 161. 



N. 



Neolampas, 358 ; N. rostellatv*, 459. 



Norman, Rev. A. Merle, addition to the 

 Shetland fauna, 124 ; preliminary no- 

 tice of the Crustacea of the ' Porcupine ' 

 Expedition, 176 ; Shetland dredgings, 



. 267. _ 



Nutrition of animals at great depths, 45. 



Nymphon abyssorum, 129. 



0. 



Oceanic circulation, 79, 284 ; Dr. Car- 

 penter's theory of, 372. 



Ophiacantha spinulosa, 76, 148, 172. 



Ophiocten sericeum, 76, 123. 



Ophiomusium lymani, 172. 



OphiopeUis sfcnrigera, 124. 



Ophioscolex pnrprea, 123 ; 0. glacial if, 

 123. 



