3S0 PERCY SLADEN TRUST EXPEDITION. 



No. 6. June 20, 1905. 

 Lat. 5° 12' 20" S., Long. 71° 36' 30" E., 11 miles N. of Chagos ; depth, 793 fathoms. 



GL0BI6ERINA OOZE : greyish white. 



Calcium Carbon.\te : 86-57 per cent., pelagic and bottom-living Foraminifera, Ostracodes, Echinoid 



spines, Tunicate spicules. Fish otoliths, larval Lamellibranchs, Coccoliths. 

 Eesidue : 13'43 per cent. : — 



Siliceous Organisms (3 per cent.) : Sponge spicules, Radiolaria, Diatoms. 

 Minerals (trace) : only one or two small crystalline particles observed. 



Fine Washings (10'43 per cent.) : amorphous clayey matter with minute splinters of siliceous 

 organisms. 



No. 7. June 20, 1905. 

 14 miles S.W. of Salomon ; depth, 810 fathoms. 



6L0BIGERINA OOZE : greyish white, fine-grained. 



Calcium Carbonate : 8782 per cent., pelagic and bottom-living Foraminifera, Tunicate spicules, 



Coccoliths, and minute horseshoe-shaped bodies. 

 Residue : 12'18 per cent. : — 



Siliceous Organisms (5 per cent.) : Radiolaria, Sponge spicules, Diatoms. 



Minerals : none observed. 



Fine Washings (7"18 per cent.) : amorphous clayey matter, with minute siliceous fragments. 



No. 8. June 22, 1905. 

 12 miles N. of Speaker's Bank ; depth, 744 fathoms. 



GLOBIGERINA OOZE : greyish white, fine-grained. 



Calcium Carbonate : 75'57 per cent., pelagic and bottom-living Foraminifera, Ostracodes, Mollusc 



fragments. Tunicate spicules, Coccoliths. 

 Residue : 24"43 per cent. : — 



Siliceous Organisms (5 per cent.) : Radiolaria, Sponge spicules, Diatoms. 



Minerals : none observed. 



Fine Washings (19'43 per cent.) : amorphous clayey matter, with minute siliceous fragments. 



No. 9. June 26, 1905. 

 13 miles S.W. of Salomon; depth, 751 fathoms. 



GLOBIGERINA OOZE : greyish white, fine-grained. 



Calcium Carbonate : 86'69 per cent., pelagic and bottom-living Foraminifera, Echinoid spines. 

 Ostracodes, Pteropod fragments, Tunicate spicules, Fish otoliths, Coccoliths, and small horse- 

 shoe-shaped bodies. 

 Residue : 13'31 per cent. : — 



Siliceous Organisms (5 per cent.) : Radiolaria, Diatoms, Sponge spicules. 



Minerals : none observed. 



Fine Washings (8'31 per cent.) : amorphous clayey matter, with minute siliceous splinters. 



