108 THE DEPTH AND MARINE DEPOSITS OF THE PACIFIC OCEAN. 



Kesidue : 37.1 per cent, brown, flocculent: — ' 



Siliceous Organisms (15 per cent), Kadiolaria, Sponge spicules, Diatoms. 

 Minerak (3 per cent), angular, mean diameter 0.1 mm., pumice (one 



particle measured 2 mm. in length), volcanic glass, felspar, magnetite. 



Fine Washings (19.1 per cent), amorphous clayey matter, with minute 



mineral particles and fragments of siliceous organisms. 



• No. 73. Station 241, 13th February, 1900. 

 Lat. 6° 51' N. ; long. 154 ° 39' E. ; depth, 2533 fathoms. 



GLOBIGERINA OOZE : brownish gray, plastic, coherent. 



Calcium carbonate : 70 per cent, pelagic and bottom-living Forami- 

 nifera, Echinoid spines, otoliths, Ostracodes, coccoliths, rhabdoliths. 

 Residue : 30 per cent, dark brown, flocculent : — 



Siliceous Organisms (10 per cent), Radiolaria, Sponge spicules. Diatoms. 

 Minerals (3 per cent), angular, mean diameter 0.1 mm., pumice, vol- 

 canic glass, felspar, magnetite, augite, olivine. 



Fine Washings (17 per cent), amorphous clayey matter, with minute 

 mineral particles and fragments of siliceous organisms. 



No. 74. Station 243, 15th February, 1900. 

 Lat. 6° 47' N. ; long. 152° 11' E. ; depth, 2162 fathoms. 



GLOBIGERINA OOZE : gray, plastic, coherent. 



Calcium carbonate : 72.8 per cent, pelagic and bottom-living Forami- 

 nifera, Echinoid spines. Fish teeth and otoliths, Ostracodes, coccoliths, 

 rhabdoliths. 



Residue : 27.2 per cent, reddish brown, flocculent : — 



Siliceous Organisms (8 per cent), Radiolaria, Sponge spicules. 

 Minerals (3 per cent), angular, mean diameter 0.1 mm., pumice (the 

 largest 7 mm. in length), volcanic glass, felspar, magnetite. 



Fine Washings (16.2 per cent), amorphous clayey matter, with minute 

 mineral particles and fragments of siliceous organisms. 



No. 75. Station 244, 17th February, 1900. 

 Lat. 8° 6' N. ; long. 151° 8' E. ; depth, 2205 fathoms. 



GLOBIGERINA OOZE : brownish gray, plastic, coherent. 



Calcium carbonate : 66.6 per cent, pelagic and bottom-living Forami- 

 nifera, Echinoid spines, Ostracodes, Fish teeth and otoliths, coccoliths, 

 rhabdoliths. 



