A. 
Acanthometrina, 98. 
Aga nasuta, 127. 
Aegean Sea, Mollusca and Radiata of, 5. 
Agassiz, Alexander, Echinoderm Fauna 
on the two sides of the Isthmus of 
Panama, 13; on EHchinocyamus, 117, 
Allman, Professor, F.R.S., list of animal 
forms found at great depths, 27. 
Allopora oculina, 169, 170, 432. 
Amathia carpenteri, 175. 
Amphidetus cordatus, 459. 
Amphihelia profunda—A. oculata—A. 
miocenicu—A. atlantica—A. ornata, 
Amphiura abyssicola, 123. ~ 
Antedon celticus, 76; A. escrichtui—-A. 
* sarsii, 124. 
Aphroeallistes bocaget, 95. 
Archaster bifrons, 122; A. vewillifer,150 ; 
A. andromeda, 150; A. parelii, 456 ; 
A. tenuispinus, 456. 
Arcturus baffini, 127, 128. 
Askonema setubalense, 429. 
Asterophyton linkit, 19. 
Astrorhiza limicola, 75. 
Atayism, 9. 
Atretia gnomon, 90. 
B. 
Bache, Professor A. D., Superintendent 
U.S. Coast Survey, on the Gulf-stream, 
386. 
Bathybius haeckelit, 412. 
Bathycrinus gracilis, 450, 453. 
Bathyptilum carpentert, 77. 
Berryman, Lieutenant, U.S.N., deep-sea 
soundings in the U.S. brig ‘ Dolphin,’ 
227-229. 
Bocage, Professor Barboza du, Director 
of the Nat. Hist. Museum, Lisbon, 
275; on Hyalonema, 425. 
Bowerbank, Dr., F.R.S., on Hyalonema, 
425, 
L 
= 
Brandt, Dr., on Hyalonema, 423. 
Brisinga coronata, 67, 118; B. endeca- 
enemos, 66, 99, 118 ; deseviption of, by 
Absjérnsen, P. Chr., 68. 
Brissopsis lyrifera, 118, 457, 469. 
Brooke, J. M., U.S.N., sounding appa- 
ratus, 21, 211, 213. 
Browning, Lieutenant, 83. 
Buccinopsis striata, 464. 
Buchanan, John Young, M.A., on the 
Carbonic Acid contained in Sea-water, 
518, 521. 
Buff, Professor Henry, on ocean cur- 
rents, 368; on the Gulf-stream, 389. 
C. 
Calver, Captain, skill in conducting 
dredging operations, 83; serial sound- 
ings, 309. 
Calveria hystrix, 156, 459; C. fenestrata, 
159, 182, 459. 
Caprella spinosissima, 126. 
Carpenter, Dr. William B., F.R.S., 3; 
Preliminary Report of the Dredging 
Operations in the ‘ Lightning,’ 133; 
Temperature Observations in the Me- 
diterranean, 326; Theory of Ocean 
Currents; 368, 369; Observations on 
the currents in the Strait of Gibraltar, 
373; on the Gulf-stream, 390. 
Carpenter, W. Lant, B.A., B.Sc., 85; 
Analysis of Sea-water, 498, 502-511. 
Caryophyllia borealis, 27, 431, 
Ceratocyathus ornatus, 431. 
Cerithium granosum, 463. 
Chalk, 409 ; analysis of, 469. 
Chimmo, W., Commander R.N., 230; 
temperatures of the Atlantic, 359. 
Choanites, 494. 
Chondrocladia virgata, 187. 
Cidaris papillata, 76; C. hystrix, 116, 
193, 459; C. affinis, 193, 457, 459, 
Cladorhiza abyssicola, 112. 
Coccoliths, 412. 
Coccospheres, 414. 
Celosphara tubiter, 485. 
