INDEX 



449 



Prawns, 245 



Preservation, Chapter XI., 344- 

 382 

 at sea, 284-287 

 chemicals, 347-3 01 

 deposits, 204, 205 

 fish, 324, 325 

 fixed plants, 1 57-1 61 

 floating plants, 116, 124, 125 

 methods, 367-382 

 shore animals, 110-112 



Press for plants, 160 



Pressure of air. See Atmo- 

 spheric pressure 



Protozoa, 163 



preservation, 368 



Psychrometer, 16 



Pteropods, 182, 185 

 in deposits, 212 

 ooze, 213, 221, 223, 229 



Ptilota, 152 



Pumice, 210, 214 



Pumping of barometer, 13, 14 



Pumps for plankton, 115 



Pycnogonida, 78, 246, 247 



Pyknometer, 53 



Pyrocystales, 116, 121 



Pyrocystis, 121, 125 



Pyrosoma, 186, 187, 3 Sl 



Quartz, 224, 228, 229 



Rachianectes, 396 

 Radiolaria, 164 



in deposits, 212 

 ooze, 213, 214, 217, 219, 229 

 Rain, effect on animals, 65, 195 

 Rainbow, 23 

 Rainfall, 19 

 Ralfsia, 126, 139 

 Ray eggs, 316 



Recording sheave, 276, 277, 281 

 Red algse. See Rhodophyceae 

 Red clay, 211, 213, 216-219, 230 

 Regalecus, 411 

 Regions of distribution, 253, 255 



Chart VIII. 

 Reunion, 84 

 Rhabdosphaera, 114, 124, 125, 



220 

 Rhizocrinus, 250 

 Rhizostoma, 171 

 Rhodomelaceae, 150 



Rhodophyceae, 127, 147, 150 

 Rhodymenia, 152, 155, 161 

 Right whales. See Balaenidae 

 Rivularia, 134 

 Rocinela, 254 

 Rock collection, 66 



pool, 72 

 Rodriguez, 84 

 Rope. See Wire rope 



hemp, 272 n. 

 Rorqual, 385, 391-394 

 Ross, Sir James, 200 

 Rotifera, 175 



Sabella, 241 



Saccorhiza, 142, 145 



Sagitta, 176 



St. Elmo's fire, 25 



Salenia, 242 



Salinity, 29-31, 52, 234 



effect on plankton, 192 

 on plants, 130 

 Salps, 184, 186, 187, 188, 381 

 Samoa, 84 



Sapphirina, 177, 17 8 

 Sargassum, 143, 146, 147, 148, 



149 

 Scalpellum, 218, 244 

 Sceletonema, 118 

 Schizopoda, 180, 245 

 Scopelidae, 321 

 Scorpaenidae, 321 

 Scyllium, egg capsule, 317 

 Scyphomedusae, 168-172 



preservation, 373, 374 

 Scytonema, 134 

 Scytothalia, 143 

 Seals, 402-409 



Sea anemones. See Anemones 

 breeze, 8 



cucumbers. See Trepangs 

 Floor, Chapter VI., 200-230 

 deposits, 208-230 

 depth, 205-208 

 sounding, 200-205 

 See also Deposits 

 level, why meteorological 



data reduced to, 2 

 lilies, 240, 250, 376 



larvae, 184 

 lions, 408 



snakes, 79, 409, 410 

 urchins larvae, 184, 186 

 29 



