214 



INDEX. 



Radiaster elegans, ii. 104. 

 Radiella sol, ii. 179. 

 Radiolarian earth of Barbados, ii. 157. 

 Radiolarian ooze, i. 266. 



Radiolarians. Johannes Miiller on yellow cells 

 of, i. 213. 

 E. Haeekel on yellow cells of, i. 213. 

 siliceous species of, ii. 157. 

 Raised terraces of Caribbean district, ii. 19. 

 Ramsay on geological time, i. 139. 

 Range of species, ii. 12. 

 Rawson, Rawson W.. ii. 1--J- 

 Reade, M., on chemical denudation, i. 128. 

 Record of dredging and trawling, i. 32. 

 Red clay deposit, i. 2(17. 



basin of, in Eastern Atlantic, i. 293. 

 basin of, in South Atlantic, i. 293. 

 discovery of, by " Challenger," i. 292. 

 in Western Atlantic, i. 292. 

 slow rate of accumulation of, i. 268. 

 Redonda, island of, i. xvi. 

 Regadella phcenix, ii. 172, 173. 

 Regalecus Jonesii, ii. 28. 

 Regnard and Certes on decay at great 



depths, i. 203. 

 Regnard on effect of pressure, i. 305, 314. 

 Rein on undermining of Bermuda, i. 87. 

 Renard on St. Paul's Rocks, i. 127. 

 Rennell, i. 247. 

 Reophax scorpiurus, ii. 163. 

 Reptiles, distribution of, hy driftwood, i. 

 L22. 

 relation of West Indian, i. 115. 

 Retepora reticulata, ii. 82. 

 Reuss on tertiary corals, ii. 18. 

 Reynolds. E. L.. i. viii. 32. 

 Rhabdammina abyssorum, ii. 162, 163. 

 Rhabdammina linearis, ii. 163. 

 Rhabdocidaris, radioles of, ii. 90. 

 Rhabdoliths, i. 209. 

 Rhabdospheres, i. 209. 

 Rhamphobrachium Agassizii, ii. 55. 

 Rhizoehalina, ii. 177. 



Rhizocrinus, dredged by Pourtales, i. 285. 

 discovery of, i. 43. 

 fields of, ii. 118. 

 range of, ii. 15. 

 Rhizocrinus lofotensis, ii. 120, 121. 

 Rhizocrinus Rawsoni, ii. 121. 

 Rhizopod earth of Barbados, i. 79. 

 Rhizopods, ii. 157. 



association of arenaceous and siliceous, 



ii. 15S. 

 calcareous, living on bottom, ii. 159. 

 Goes on Caribbean, ii. 157. 

 Rhizophysa, i. 185. 



Rhizophysidse, ii. 133. 

 Rhizostomai, live on hottom, ii. 130. 

 Rhizotrochus fragilis, ii. 151. 

 Rhombodiehthys, i. 175. 

 Rhynchopygus caribsearum, ii. 97. 

 Ribbon fishes, ii. 28. 



Ridge, between Atlantic and Arctic oceans, 

 i. 242. 

 from Santa Cruz to Porto Rico, i. 98, 

 112. 

 Ringgold, i. 48. 



Ringicula leptocheila, ii. 69, 70. 

 Ringiculidai, ii. 69. 

 Rocinela oculata, ii. 48. 

 Rocky banks off the Carolinas, i. 276. 

 Rodgers, i. 48. 



Roebling and Sons, wire rope of, i. 29. 

 Rogers, H. D., on character of Florida, i. 



67. 

 Rogers, W. R., i. 47. 

 Rondelet's Medusa head, ii. 113. 

 Ross. James, i. 39. 



Jas. C, i. 42, 44. 

 Rosses on deep-sea temperatures, i. 46. 

 Rugosa, Ludwig on, ii. 154. 



Milne-Edwards and Haime on, ii. 154. 

 Ryder on organs of lateral line, ii. 30. 



Saba Bank, i. xv. 

 Saba, island of, i. xv. 

 Sabinea princeps, ii. 45. 

 Sagartia abyssicola, ii. 147. 

 Sagitta. i. 193. 

 Sagrina dimorpha. ii. 166. 

 Saintes, the, i. xvi. 

 Salenia. i. 158 ; ii. 90. 



apical system of, ii. 91. 



suranal plates of, ii. 91. 



young, ii. 92. 

 Salenia Pattersoni, ii. 90, 91. 

 Salenia varispina, ii. 90, 91. 

 Salinity of sea water, i. 300. 

 Salpa, i. 187. 



large solitary form and chain, i. 189. 



masses of, i. 171. 

 Salpa Caboti, i. 190. 

 Salpa}, sudden appearance of, i. 190. 

 Salts, distribution of by animals, i. 153. 

 Sander Rang on Holopus, ii. 123. 

 Sandy bottom of East Coast, i. 285. 

 Sandy deposits, where found, i. 270. 

 Santa Cruz, "Albatross" on ridge between 

 it and Porto Rico, i. 98. 



connection with Porto Rico and St. 

 Thomas, i. 112. 



island of, i. xiv. 



