326 



INDEX 



Paremulpar Reef, 178 

 Parthenope investigatoris^ protec- 

 tive disguise of, 93 

 Pasiphcea^ range of, 257, 258 

 Pectinura conspicua^ 220 

 Pedicellaster atratus^ colour of, 287 

 Pelocarcinus httinei, 79, 85 

 Peneidea, 254 



Pentacheles^ eggs of, 270 ; tissues 

 of, 259 



Pentacheles hextii^ auditory organs 



of, 265 ; eyes of, 264 ; olfactory 



organ of, 265 

 Pentacheles phosphorus^ light 



emitted by, 135 

 Periophthalmus^ a coast-lining 



goby, 80 



Petalophthalmus corniger^ eyes of, 

 264 



Peterson, Mr E., 46, 130, 156 

 Phelsuma, geographical distribu- 

 tion, 140 



Phelsuma andamanense^ colours of, 

 140 



Pheronema raphmius^ 146, 295 

 Phoberiis ccecus^ eyes of, 264 ; range 



of, 127, 168 

 Phormosoma^ 146, 220, 288, 289 

 Phosphorescence of sea-animals, 



41, 133 



Phosphorescent crab-spider, 136 ; 



Crustacea, 134, 259 ; cuttlefishes, 



280; fishes, 135, 232, 238, 239; 



Protozoa, 137 ; Zoophytes, 66 

 Photostomias atrox^ luminous glands 



of, 239 ; rapacity of, 244 

 Pinnoteres commensal with Lijna^ 



274 



Pitti Sandbank, sea-birds on, 181- 

 184 



Plagusia depressa on drift logs, 75, 

 108 



Plastocrangon cceca^ eggs of, 2 70 ; eye s 

 of, 263 ; olfactory organ of, 265 



Pleurotoina congener^ 279 



Pleurotoma symbiotes and com- 

 mensal Zoophytes, 130, 278 



Pleurotoma travancorica^ 279 



Plotosus arab^ venom of, 113, 114 

 Polycheles^ eggs of, 270 

 Pontaster^ breathing organs of, 285 

 Pontic thauma mirabile^ 167^277 

 Pontonia commensal with Trid- 



acna^ 170 

 Pontophilus abyssi^ eyes of, 133, 155 

 Porcellanaster cceruleus^ range of, 



136 



Porcellanasteridas, 284 

 Porifera, papers upon, 310 

 Poromya tornata^ range of, 281 

 Porpita sheltering young fish, 67 

 Pourtalesia^ 289 



Prain, Dr, 99, 103, 137, 185, 317-318 



Precious coral, 291 



Prehensile antennae and foot-jaws 



of deep-sea prawns, 268 

 Pressure of the ocean, 37, 109 

 Prionechinus, 289 

 Prionocrangon ommatosteres^ 150, 



264, 265 



Pristipoma gouraka^ noise made 

 by, 68 



Protective colouring, 93, 99, 103, 

 104, 113, 204 



Protozoa, papers upon, 309-310 



Psalidopus^ 259 ; eyes of, 264 



Psalidopus spiniventris^ 1 50 



Psathyrocarisfragilis^ 158 



Psathyrocaris platyophthalmus^ en- 

 ormous eggs of, 270 



Psopheticus stridulans^ eyes of, 260 ; 

 stridulating powers of, 274 



Ptenoplax notopus^ eyes of, 263 ; 

 feathered legs of, 273 



Pteroeides elegans and its inhabi- 

 tants, 113 



Pterois volitans^ chameleonic 

 changes of, 104 



Pteroplatcea micrura before birth, 

 159, 211, 212 



Pteropod ooze, 32 



Pulicat shoal, 126 



Pumice on the floor of the Bay of 

 Bengal, 153; bed of, on Carda- 

 mum Island, 175, 176 



Puncturella asturiana, range of, 279 



