MUEEAT— DEPOSIT-SAMPLES. 386 



No. 26. July 29, 1905. 

 Lat. 8° 25' S., Long. 65° 38' E. ; depth, 2232 fathoms. 



GLOBIGERINA OOZE : ligbt fawn, slightly darker in shade than that of the previous station, finely 



granular, slightly coherent. 

 Calcium Caiibonate : 74"57 per cent., pelagic and bottom-living Foraminifera (shells small and 

 much broken), Pteropods, Echinoid spines, Coccoiiths, a few Rhabdolitiis and minute horse- 

 shoe-shaped bodies. 

 Residue : 25"43 per cent. : — 



Siliceous Organisms (15 per cent.) : Sponge spicules, many Radiolaria, Diatoms. 

 Minerals : none observed. 



Fine Washings (10"43 per cent.) : amorphous clayey matter, with minute fragments of 

 siliceous organisms. 



"So. 27. July 31, 1905. 

 Lat. 12° 7' S., Long. 64° 7'5 E.; depth, 2143 fathoms. 



GLOBIGERINA OOZE : light greyish fawn, dark grey in parts, gives off a smell of hydrogen sulphide. 

 Calcium Carbonate : 75"98 per cent., pelagic and bottom-living Foraminifera, Echinoid spines, 



Coccoliths, Rhabdoliths. 

 Residue : 24-02 per cent. : — 



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

 Minei-als : none observed. 



Fine Washings (19'02 per cent.) : amorphous clayey matter, with splinters of siliceous 

 organisms. 



No. 28. August 25, 1905. 

 Lat. 18° lO'-O S., Long. 58° 26'-4 E. ; depth, 1962 fathoms. 



GLOBIGERINA OOZE : light grey, very fine-grained, shells mostly very small. 



Calcium Carbonate : 74'71 per cent., pelagic and bottom-living Foraminifera, Ostracodes, Lamelli- 



branchs, Coccoliths, Rhabdoliths. 

 Residue : 25'29 per cent. : — 



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



Minerals (trace) : fragment of brown opaque miueral. 



Fine Washings (20"29 per cent.) : amorphous clayey matter, with minute siliceous splinters. 



No. 29. September 8, 1905. 

 Lat. 9° 0'-5 S., Long. 59° 50'-7 E.; depth, 512 fathoms. 



GLOBIGERINA OOZE : light fawnish grey, slightly coherent. 



Calcium Carbonate : 91 "68 per cent., pelagic and bottom-living Foraminifera, Pteropodsj 



Heteropods, Gasteropods, Ostracodes, Echinoid spines, Fish otoliths. 

 Residue : 8'32 per cent. : — 



Siliceous Organisms (2 per cent.) : Sponge spicules, Radiolaria, Diatoms. 



Minerals (trace) : one or two glassy particles. 



Fine Washings (6'32 per cent.) : amorphous clayey matter, with siliceous splinters. 



